Source: AGRICOLA database (1970-1996)

Adamczewski, K., M. Grzbiela, et al. (2000). A biological evaluation of the new Command CS formulation in Poland. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 671-676. {a} Institute of Plant Protection, Ul. Miczurina 20, 60-318, Poznan, Poland

Backert, S. (2000). Strand switching during rolling circle replication of plasmid-like DNA circles in the mitochondria of the higher plant Chenopodium album (L.). Plasmid . March 43(2): 166-170. {a} Abt. Molekulare Biologie, Max-Planck-Institut fuer Infektionsbiologie, Monbijoustrasse 2a, D-10117, Berlin, Germany

Backert, S. and T. Boerner (2000). Phage T4-like intermediates of DNA replication and recombination in the mitochondria of the higher plant Chenopodium album (L.). Current Genetics. [print] May 37(5): 304-314. {a} Abteilung Molekulare Biologie, Max-Planck-Institut fuer Infektionsbiologie, Monbijoustrasse 2, D-10117, Berlin, Germany

Bellinder, R. R., J. J. Kirkwyland, et al. (2000). Weed control and potato (Solanum tuberosum) yield with banded herbicides and cultivation. Weed Technology. Jan. March 14(1): 30-35. {a} Department of Fruit and Vegetable Science, Cornell University, Ithaca, NY, 14853, USA

Beres, I. and K. Sardi (2000). Interaction of nitrates and drought stress on the germination of weed species. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 139-142. {a} Georgikon Faculty of Agronomy, Veszprem University, H-8360, Keszthely, Hungary

Botto, J. F., A. L. Scopel, et al. (2000). Water constraints on the photoinduction of weed seed germination during tillage. Australian Journal of Plant Physiology. [print] 27(5): 463-471. {a} IFEVA, Consejo Nacional de Investigaciones Cientificas y Tecnologicas and Facultad de Agronomia, Universidad de Buenos Aires, Avenida San Martin 4453, 1417, Buenos Aires, Argentina

Bunce, J. A. (2000). Acclimation of photosynthesis to temperature in eight cool and warm climate herbaceous C3 species: Temperature dependence of parameters of a biochemical photosynthesis model. Photosynthesis Research 63(1): 59-67. {a} Climate Stress Laboratory, USDA-ARS, Beltsville Agricultural Research Center, 10300 Baltimore Ave., Beltsville, MD, 20705-2350, USA

Cheong, D. C., J. M. Kim, et al. (2000). Effects of weeding time on growth and flowering of Gladiolus 'spic & span'. Journal of the Korean Society for Horticultural Science. [print] April 41(2): 201-206. {a} Namwon Alpine Floricultural Experiment Station, Chonbuk Provincial ARES, Namwon, 590-830, South Korea

Colbach, N., F. Dessaint, et al. (2000). Evaluating field-scale sampling methods for the estimation of mean plant densities of weeds. Weed Research. [print] October 40(5): 411-430. {a} Unite de Malherbologie et Agronomie, INRA, 17 Rue Sully, BV 1540, 21034, Dijon Cedex, France

Colbach, N., F. Forcella, et al. (2000). Spatial and temporal stability of weed populations over five years. Weed Science. [print] May June 48(3): 366-377. {a} Unite de Malherbologie et Agronomie, INRA, 17 Rue Sully, BV 1540, 21034, Dijon Cedex, France

Culpepper, A. S. and A. C. York (2000). Weed management in ultra narrow row cotton (Gossypium hirsutum). Weed Technology. Jan. March 14(1): 19-29. {a} Department of Agronomy, University of Georgia, Tifton, GA, 31793, USA

Culpepper, A. S., A. C. York, et al. (2000). Weed management in glufosinate- and glyphosate-resistant soybean (Glycine max). Weed Technology. Jan. March 14(1): 77-88. {a} Crop Science Department, North Carolina State University, Raleigh, NC, 27695-7620, USA

Dastgheib, F. and C. Frampton (2000). Weed management practices in apple orchards and vineyards in the South Island of New Zealand. New Zealand Journal of Crop and Horticultural Science. March 28(1): 53-58. {a} Soil, Plant and Ecological Sciences Division and Applied Management and Computing Division, Lincoln University, Canterbury, New Zealand

Dutt, S., A. Balasubrahmanyam, et al. (2000). Purification and partial characterization of antiviral proteins from Chenopodium album L. leaves. Journal of Plant Physiology. [print] May 156(5-6): 808-810. {a} Division of Biochemistry, Indian Agricultural Research Institute, New Delhi, 110012, India

Einhorn, G. (2000). Thresholds in spring wheat on sandy soils? Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 275-280. {a} Fachgebiet Ackerbausysteme, Landwirtschaftlich-Gaertnerische Fakultaet, Humboldt-Universitaet zu Berlin, Dorfstr. 9, D-13051, Berlin, Germany

El, B. M. A., M. P. Martin, et al. (2000). First report of Rhizoctonia solani AG-3 on potato in Catalonia (NE Spain). Plant Disease. [print] July 84(7): 806. {a} Departament de Biologia Vegetal, University of Barcelona, Barcelona, Spain

Eleftherohorinos, I. G., I. B. Vasilakoglou, et al. (2000). Metribuzin resistance in Amaranthus retroflexus and Chenopodium album in Greece. Weed Science. Jan. Feb. 48(1): 69-74. {a} Laboratory of Agronomy, University of Thessaloniki, Thessaloniki, Greece

Evidente, A., A. Andolfi, et al. (2000). Trans-4-aminoproline, a phytotoxic metabolite with herbicidal activity produced by Ascochyta caulina. Phytochemistry Oxford. Jan. 53(2): 231-237. {a} Dipartimento di Scienze Chimico-Agrarie, Universita di Napoli Federico II, Via Universita 100, I-80055, Portici, Italy

Firbank, L. G. and F. Forcella (2000). Genetically modified crops and farmland biodiversity. Science Washington D C. [print] 289(5484): 1481-1482. {a} Centre for Ecology and Hydrology, Merlewood, Grange-over-Sands, Cumbria, LA11 6JU, UK

Fujihara, S. and M. Yoshida (2000). Allelopathy of hairy vetch, Vicia villosa ROTH. and its application for crop production as mulching material. Bulletin of the Shikoku National Agricultural Experiment Station. March 65: 17-32.

Gerhards, R., M. Soekefeld, et al. (2000). Precision weed control: More than just saving herbicides. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 179-186. {a} Institut fuer Pflanzenbau, Universitaet Bonn, Katzenburgweg 5, D-53115, Bonn, Germany

Gonzalez, M. E., T. Alfaya, et al. (2000). Swiss chard-induced asthma. Allergy Copenhagen. May 55(5): 511-512. {a} C/ Witerico 5, Port 6, 3rd D, 28025, Madrid, Spain

Ikeda, T. M. and M. W. Gray (2000). Identification and characterization of T3/T7 bacteriophage-like RNA polymerase sequences in wheat. Plant Molecular Biology. [print] July 40(4): 567-578. {a} Department of Biochemistry, Dalhousie University, Halifax, NS, B3H 4H7, Canada

Jansen, C., I. Schuphan, et al. (2000). Glufosinate metabolism in excised shoots and leaves of twenty plant species. Weed Science. [print] May June 48(3): 319-326. {a} Department of Biology V (Ecology/Ecotoxicology/Ecochemistry), Technical University of Aachen, Worringer Weg 1, D-52056, Aachen, Germany

Kazinczi, G., J. Horvath, et al. (2000). Germination characteristics of Chenopodium seeds derived from healthy and virus infected plants. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 63-67. {a} Georgikon Faculty of Agricultural Sciences, University of Veszprem, Institute for Plant Protection, H-8361, Keszthely, Hungary

Lavaud, C., L. Voutquenne, et al. (2000). Saponins from Chenopodium album. Fitoterapia . [print] June 71(3): 338-340. {a} Laboratoire de Pharmacognosie, Faculte de Pharmacie, UPRESA 6013, 51 Rue Cognacq Jay, 51096, Reims Cedex, France

Madsen, K. H. and J. C. Streibig (2000). Simulating weed management in glyphosate-tolerant crops: Greenhouse and field studies. Pest Management Science. [print] April 56(4): 340-344. {a} Department of Agricultural Sciences, Royal Veterinary and Agricultural University, Thorvaldsensvej 40, DK-1871, Frederiksberg C, Denmark

Maschhoff, J. R., S. E. Hart, et al. (2000). Effect of ammonium sulfate on the efficacy, absorption, and translocation of glufosinate. Weed Science. Jan. Feb. 48(1): 2-6. {a} Plant Science Department, Rutgers, State University of New Jersey, New Brunswick, NJ, 08901, USA

Mishra, J. S., V. P. Singh, et al. (2000). Crop-weed competition studies in French bean (Phaseolus vulgaris L.). Plant Protection Quarterly. [print] 15(3): 90-91. {a} National Research Centre for Weed Science, Maharajpur, Adhartal, Jabalpur, MP, 482004, India

Muller, S. H., P. C. Scheepens, et al. (2000). Biological control of weeds in European crops: Recent achievements and future work. Weed Research. Feb. 40(1): 83-98. {a} Departement de Biologie/Ecologie, Universite de Fribourg/Perolles, CH-1700, Fribourg, Switzerland

Mulugeta, D. and C. M. Boerboom (2000). Critical time of weed removal in glyphosate-resistant Glycine max. Weed Science. Jan. Feb. 48(1): 35-42. {a} Department of Agronomy, University of Wisconsin, Madison, WI, 53706, USA

Muniz, M. (2000). Host suitability of two biotypes of Bemisia tabaci on some common weeds. Entomologia Experimentalis et Applicata. [print] April 95(1): 63-70. {a} Departamento de Proteccion Vegetal, Centro de Ciencias Medioambientales (CSIC), c/ Serrano 115 Dpdo., 28006, Madrid, Spain

Pekrun, C., M. Griesser, et al. (2000). Emergence of Chenopodium album L. as related to its seedbank, germinability and environmental factors. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 69-76. {a} Institut fuer Pflanzenbau und Gruenland, Universitaet Hohenheim, D-70599, Stuttgart, Germany

Raymond, B., A. C. Darby, et al. (2000). Intraguild predators and the spatial distribution of a parasitoid. Oecologia Berlin. [print] August 124(3): 367-372. {a} Institute of Virology and Environmental Microbiology, Mansfield Road, Oxford, OX1 3SR, UK

Roman, E. S., S. D. Murphy, et al. (2000). Simulation of Chenopodium album seedling emergence. Weed Science. [print] March April 48(2): 217-224. {a} Department of Plant Agriculture, University of Guelph, Guelph, ON, N1G 2W1, Canada

Schwieger, F. and C. C. Tebbe (2000). Effect of field inoculation with Sinorhizobium meliloti L33 on the composition of bacterial communities in rhizospheres of a target plant (Medicago sativa) and a non-target plant (Chenopodium album): Linking of 16S rRNA gene-based single-strand conformation polymorphism community profiles to the diversity of cultivated bacteria. Applied and Environmental Microbiology. [print] August 66(8): 3556-3565. {a} FAL-Institut fuer Agraroekologie, Bundesallee 50, 38116, Braunschweig, Germany

Teasdale, J. R. and C. L. Mohler (2000). The quantitative relationship between weed emergence and the physical properties of mulches. Weed Science. [print] May June 48(3): 385-392. {a} USDA-ARS Weed Science Lab, Bldg. 001, Room 323, Beltsville, MD, 20705, USA

Vanasse, A. and G. D. Leroux (2000). Floristic diversity, size, and vertical distribution of the weed seedbank in ridge and conventional tillage systems. Weed Science. [print] July August 48(4): 454-460. {a} Department of Phytology, Laval University, Quebec, QC, G1K 7P4, Canada

Vangessel, M. J., A. O. Ayeni, et al. (2000). Optimum glyphosate timing with or without residual herbicides in glyphosate-resistant soybean (Glycine max) under full-season conventional tillage. Weed Technology. Jan. March 14(1): 140-149. {a} Rutgers Agricultural Research and Extension Center, Rutgers University, 121 Northville Road, Bridgeton, NJ, 08302, USA

Varga, P., I. Beres, et al. (2000). The influence of soil herbicides on weeds in maize. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 641-646. {a} Lehrstuhl fur Herbologie, Pannon Agrarwissenschaftliche Universitat Georgikon Landwirtschaftliche Fakultat, Institut fur Pflanzenschutz, Deak F. u. 57., H-8360, Keszthely, Hungary

Vredenberg, W. J. (2000). A three-state model for energy trapping and chlorophyll fluorescence in photosystem II incorporating radical pair recombination. Biophysical Journal. [print] July 79(1): 26-38. {a} Laboratory of Plant Physiology, Wageningen University, Wageningen, NL6703 BD, Netherlands

Watkinson, A. R., R. P. Freckleton, et al. (2000). Predictions of biodiversity response to genetically modified herbicide-tolerant crops. Science Washington D C. [print] 289(5484): 1554-1557. {a} Schools of Environmental and Biological Sciences, University of East Anglia, Norwich, NR4 7TJ, UK

Zwerger, P. and W. Pestemer (2000). Testing the phytotoxic effects of herbicides on higher terrestrial non-target plants using a plant life cycle test. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz(17): 711-718. {a} Federal Biological Research Centre for Agriculture and Forestry, Institute for Weed Research, Messeweg 11-12, D-38104, Braunschweig, Germany

Askew, S. D. and J. W. Wilcut (1999). Cost and weed management with herbicide programs in glyphosate-resistant cotton (Gossypium hirsutum). Weed Technology. April June 13(2): 308-313. {a} Crop Science Department, North Carolina State University, Raleigh, NC, 27695-7620, USA

Askew, S. D., J. W. Wilcut, et al. (1999). Weed management in soybean (Glycine max) with preplant-incorporated herbicides and cloransulam-methyl. Weed Technology. April June 13(2): 276-282. {a} Crop Science Department, North Carolina State University, Raleigh, NC, 27695-7620, USA

Ateh, C. M. and R. G. Harvey (1999). Annual weed control by glyphosate in glyphosate-resistant soybean (Glycine max). Weed Technology. April June 13(2): 394-398. {a} Department of Vegetable Crops, University of California, 124 Robbins Hall, Davis, CA, 95616, USA

Baerveldt, S. and J. Ascard (1999). Effect of soil cover on weeds. Biological Agriculture and Horticulture 17(2): 101-111. {a} Department of Agricultural Engineering, Swedish University of Agricultural Sciences, S-230 53, Alnarp, Sweden

Baerveldt, S. and J. Ascard (1999). Effect of soil cover on weeds. Biological Agriculture and Horticulture 17(2): 101-111. {a} Department of Agricultural Engineering, Swedish University of Agricultural Sciences, S-230 53, Alnarp, Sweden

Bailey, W. A., J. W. Wilcut, et al. (1999). Response of peanut (Arachis hypogaea) and selected weeds to diclosulam. Weed Technology. Oct. Dec. 13(4): 771-776. {a} Crop Science Department, North Carolina State University, Raleigh, NC, 27695-7620, USA

Casati, P., C. S. Andreo, et al. (1999). Characterization of NADP-malic enzyme from two species of Chenopodiaceae: Haloxylon persicum (C4) and Chenopodium album (C3). Phytochemistry Oxford. Nov. 52(6): 985-992. {a} Centro de Estudios Fotosinteticos y Bioquimicos, Rosario, Argentina

Cromar, H. E., S. D. Murphy, et al. (1999). Influence of tillage and crop residue on postdispersal predation of weed seeds. Weed Science. March April 47(2): 184-194. {a} Department of Plant Agriculture, University of Guelph, Guelph, ON, N1G 2W1, Canada

Culpepper, A. S. and A. C. York (1999). Weed management and net returns with transgenic, herbicide-resistant, and nontransgenic cotton (Gossypium hirsutum). Weed Technology. April June 13(2): 411-420. {a} Crop Science Department, North Carolina State University, Raleigh, NC, 27695-7620, USA

Culpepper, A. S. and A. C. York (1999). Weed management in glufosinate-resistant corn (Zea mays). Weed Technology. April June 13(2): 324-333. {a} Crop Science Department, North Carolina State University, Raleigh, NC, 27695-7620, USA

Dharpure, S. R. and V. K. Paradkar (1999). Some weed hosts of Myzus persicae (Sulzer) in Satpura plateau of Madhya Pradesh. Journal of the Indian Potato Association. March June 26(1-2): 74. {a} J.N.K.V.V., Zonal Agricultural Research Station, Chhindwara, MP, 480 001, India

Dongowski, G. and R. Ehwald (1999). Binding of water, oil, and bile acids to dietary fibers of the cellan type. Biotechnology Progress. March April 15(2): 250-258. {a} German Institute of Human Nutrition Potsdam-Rehbruecke, Arthur-Scheunert-Allee 114-116, D-14558, Bergholz-Rehbruecke, Germany

Downs, C. A., J. S. Coleman, et al. (1999). The chloroplast 22-Ku heat-shock protein: A lumenal protein that associates with the Oxygen Evolving Complex and protects Photosystem II during heat stress. Journal of Plant Physiology. Oct. 155(4-5): 477-487. {a} Department of Biology, College of Charleston, 58 Coming St., Charleston, SC, USA

Downs, C. A., S. L. Ryan, et al. (1999). The chloroplast small heat-shock protein: Evidence for a general role in protecting Photosystem II against oxidative stress and photoinhibition. Journal of Plant Physiology. Oct. 155(4-5): 488-496. {a} Department of Biology, University of Charleston, 58 Coming St., Charleston, SC, USA

Dwivedi, S. C. and R. Kumar (1999). Screening of some plant extracts for their oviposition deterrent properties against the Khapra beetle, Trogoderma granarium (E). Journal of Advanced Zoology. June 20(1): 6-9. {a} Eco-Toxicology Laboratory, Department of Zoology, University of Rajasthan, Jaipur, 302 004, India

Ebihara, Y., H. Nagao, et al. (1999). Vegetative compatibility relationships among weakly pathogenic isolates (pathotype E) of Verticillium dahliae. Mycoscience . Feb. 40(1): 41-49. {a} Chiba Horticultural Experiment Station, 1762, Yamamoto, Tateyama, 294-0014, Japan

Every, D. and M. A. W. Stufkens (1999). Effect of the salivary proteinase from the New Zealand wheat bug, Nysius huttoni, on various exotic and endemic plant seeds. New Zealand Journal of Crop and Horticultural Science. Sept. 27(3): 191-196. {a} New Zealand Institute for Crop and Food Research Limited, Christchurch, New Zealand

Fausey, J. C., D. Penner, et al. (1999). Adjuvant effects on CGA-248757 and flumiclorac efficacy and crop tolerance. Weed Technology. Oct. Dec. 13(4): 783-790. {a} Department of Crop and Soil Sciences, Michigan State University, East Lansing, MI, 48824-1325, USA

Fleischer, A., N. M. A. O, et al. (1999). The pore size of non-graminaceous plant cell walls is rapidly decreased by borate ester cross-linking of the pectic polysaccharide rhamnogalacturonan II. Plant Physiology Rockville. Nov. 121(3): 829-838. {a} Complex Carbohydrate Research Center, University of Georgia, 220 Riverbend Road, Athens, GA, USA

Fogelberg, F. and G. A. M. Dock (1999). Mechanical damage to annual weeds and carrots by in-row brush weeding. Weed Research. Dec. 39(6): 469-479. {a} Department of Agricultural Engineering, Swedish University of Agricultural Sciences, S-230 53, Alnarp, Sweden

Fontenla, S., R. I. Garcia, et al. (1999). Negative influence of non-host plants on the colonization of Pisum sativum by the arbuscular mycorrhizal fungus Glomus mosseae. Soil Biology and Biochemistry. Oct. 31(11): 1591-1597. {a} Departomento de Microbiologia, Estacion Experimental del Zaidin, C.S.I.C., Prof. Albareda 1, 18008, Granada, Spain

Fykse, H. and K. Waernhus (1999). Weed development in cereals under different growth conditions and control intensities. Acta Agriculturae Scandinavica Section B Soil and Plant Science. Sept. 49(3): 134-142. {a} Plant Protection Centre, Department of Herbology, Norwegian Crop Research Institute, Fellesbygget, NO-1432, Aas, Norway

Gonzini, L. C., S. E. Hart, et al. (1999). Herbicide combinations for weed management in glyphosate-resistant soybean (Glycine max). Weed Technology. April June 13(2): 354-360. {a} Rutgers University, New Brunswick, NJ, 08901, USA

Gough, R. E. and R. Carlstrom (1999). Wheat gluten meal inhibits germination and growth of broadleaf and grassy weeds. Hortscience . April 34(2): 269-270. {a} Department of Plant Sciences, Montana State University, Bozeman, MT, 59717-3140, USA

Guenthner, J. F., M. V. Wiese, et al. (1999). Assessment of pesticide use in the U.S. potato industry. American Journal of Potato Research 76(1): 25-29. {a} Department of Agricultural Economics and Rural Sociology, University of Idaho, Moscow, ID, 83844-2334, USA

Guil, G. J. L. and G. I. Rodriguez (1999). Lipids classes, fatty acids and carotenes of the leaves of six edible wild plants. European Food Research and Technology 209(5): 313-316. {a} Departamento de Ingenieria Quimica, Facultad de Ciencias Experimentales, Universidad de Almeria, E-04721, Almeria, Spain

He, X., B. Song, et al. (1999). The comparison on extraction methods of leaf protein. Journal of Plant Resources and Environment. Feb. 8(2): 63-64. {a} Key Laboratory of Plant Stress, Shandong Normal University, Jinan, 250014, China

Heckathorn, S. A., C. A. Downs, et al. (1999). Small heat shock proteins protect electron transport in chloroplasts and mitochondria during stress. American Zoologist. Dec. 39(6): 865-876. {a} Department of Biology, Syracuse University, 130 College Place, Syracuse, NY, 13244, USA

Hedtke, B., M. Meixner, et al. (1999). Green fluorescent protein as a marker to investigate targeting of organellar RNA polymerases of higher plants in vivo. Plant Journal 17(5): 557-561. {a} Institute of Biology, Humboldt University, Chausseestr. 117, D-10115, Berlin, Germany

Ikeda, T. M. and M. W. Gray (1999). Identification and characterization of T3/T7 bacteriophage-like RNA polymerase sequences in wheat. Plant Molecular Biology. July 40(4): 567-578. {a} Department of Biochemistry, Dalhousie University, Halifax, Nova Scotia, B3H 4H7, Canada

Iqbal, J. and D. Wright (1999). Effects of weed competition on flag leaf photosynthesis and grain yield of spring wheat. Journal of Agricultural Science 132(1): 23-30. {a} School of Agricultural and Forest Sciences, University of Wales, Bangor, Gwynedd, LL57 2UW, UK

Jurik, T. W. and S. Zhang (1999). Tractor wheel traffic effects on weed emergence in central Iowa. Weed Technology. Oct. Dec. 13(4): 741-746. {a} Department of Botany, Iowa State University, Ames, IA, 50011, USA

Krausz, R. F., G. Kapusta, et al. (1999). Evaluation of glufosinate-resistant corn (Zea mays) and glufosinate: Efficacy on annual weeds. Weed Technology. Oct. Dec. 13(4): 691-696. {a} Department of Plant, Soil, and General Agriculture, Southern Illinois University, Carbondale, IL, 62901, USA

Kubiak, M. L. (1999). The plant food component of the diet at the late Mesolithic (Ertebolle) settlement at Tybrind Vig, Denmark. Vegetation History and Archaeobotany. June 8(1-2): 117-127. {a} Wilnisgracht 15, NL-1106 MJ, Amsterdam, Netherlands

Lee, S. M., K. J. Cho, et al. (1999). Antiviral activity of a type 1 ribosome-inactivating protein from Chenopodium album L. Agricultural Chemistry and Biotechnology. Dec. 42(4): 161-165. {a} Division of Biochemistry, National Institute of Agricultural Science and Technology, Suwon, 441-707, South Korea

Lycan, D. W. and S. E. Hart (1999). Physiological response of soybean (Glycine max) and two weed species to thifensulfuron and bentazon combinations. Weed Science. March April 47(2): 143-148. {a} Crop Sciences Department, University of Illinois, Urbana, IL, 61801, USA

Mabuchi, T. and T. Ohtsuka (1999). Ecopart(R) flowable (pyraflufen-ethyl, ET-751) -A new selective post-emergence herbicide for cereals. Agrochemicals Japan. Dec. 75: 12-14.

Mahiar, M. and H. Khlaif (1999). Black rot of crucifers in Jordan: Sources of inoculum. Dirasat Agricultural Sciences. Sept. 26(3): 329-337. {a} Plant Protection Department, Faculty of Agriculture, University of Jordan, Amman, Jordan

Masabni, J. G. and B. H. Zandstra (1999). A serine-to-threonine mutation in linuron-resistant Portulaca oleracea. Weed Science. July Aug 47(4): 393-400. {a} Department of Horticulture, Michigan State University, East Lansing, MI, 48824-1325, USA

McConnaughay, K. D. M. and J. S. Coleman (1999). Biomass allocation in plants: Ontogeny or optimality? A test along three resource gradients. Ecology Washington D C. Dec. 80(8): 2581-2593. {a} Department of Biology, Bradley University, Olin Hall, Peoria, IL, USA

Mulugeta, D. and C. M. Boerboom (1999). Seasonal abundance and spatial pattern of Setaria faberi, Chenopodium album, and Abutilon theophrasti in reduced-tillage soybeans. Weed Science 47(1): 95-106. {a} Dep. Agronomy, Univ. Wisconsin, Madison, WI 53706, USA

Nagashima, H. (1999). The processes of height-rank determination among individuals and neighbourhood effects in Chenopodium album L. stands. Annals of Botany London. May 83(5): 501-507. {a} Graduate School of Science, Biological Institute, Tohoku University, Aoba, Sendai, 980-8578, Japan

Ngouajio, M., C. Lemieux, et al. (1999). Prediction of corn (Zea mays) yield loss from early observations of the relative leaf area and the relative leaf cover of weeds. Weed Science. May June 47(3): 297-304. {a} Agriculture and Agri-Food Canada, 2560 Hochelaga Boulevard, Sainte-Foy, QC, G1V 2J3, Canada

Noguchi, T., Y. Kamimura, et al. (1999). Photoconversion of a water-soluble chlorophyll protein from Chenopodium Album: Resonance Raman and Fourier transform infrared study of protein and pigment structures. Plant and Cell Physiology 40(3): 305-310. {a} Photosynthesis Research Lab., Institute of Physical and Chemical Research (RIKEN), Wako, Saitama, 351-0198, Japan

Oklejewicz, K. (1999). A locality for Artemisia biennis (Asteraceae) in Rzeszow (south-eastern Poland). Fragmenta Floristica et Geobotanica Series Polonica 6: 297. {a} Zaklad Przyrodniczych Podstaw Produkcji Rolniczej, Akademia Rolnicza im. H. Kollataja w krakowie, Wydzial Ekonomii w Rzeszowie, ul. Cwiklinskiej 2, PL-35-601, Rzeszow, Poland

Ominski, P. D., M. H. Entz, et al. (1999). Weed suppression by Medicago sativa in subsequent cereal crops: A comparative survey. Weed Science. May June 47(3): 282-290. {a} Department of Plant Science, University of Manitoba, Winnipeg, Manitoba, R3T 2N2, Canada

Paolini, R., M. Principi, et al. (1999). Competition between sugarbeet and Sinapis arvensis and Chenopodium album, as affected by timing of nitrogen fertilization. Weed Research. Dec. 39(6): 425-440. {a} Dipartimento di Produzione Vegetale, Universita della Tuscia, Via S. Camillo de Lellis s.n., 01100, Viterbo, Italy

Paulsgrove, M. D. and J. W. Wilcut (1999). Weed management in bromoxynil-resistant Gossypium hirsutum. Weed Science. Sept. Oct. 47(5): 596-601. {a} Department of Crop Science, North Carolina State University, Raleigh, NC, USA

Pinar, N. M. and O. Inceoglu (1999). Pollen morphology of Turkish Chenopodium L. (Chenopodiaceae). Turkish Journal of Botany 23(3): 179-186. {a} Fen Fakultesi, Biyoloji Bolumu, Ankara Universitesi, 06100, Tandogan, Ankara, Turkey

Pline, W. A., J. Wu, et al. (1999). Absorption, translocation, and metabolism of glufosinate in five weed species as influenced by ammonium sulfate and pelargonic acid. Weed Science. Nov. Dec. 47(6): 636-643. {a} Department of Plant Pathology, Physiology, and Weed Science, Virginia Polytechnic Institute and State University, 413 Price Hall, Blacksburg, VA, 24061-0331, USA

Plowman, A. B., A. J. Richards, et al. (1999). Environmental effects on the fitness of triazine-resistant and triazine-susceptible Brassica rapa and Chenopodium album in the absence of herbicide. New Phytologist. March 141(3): 471-485. {a} Department of Agricultural and Environmental Sciences, University of Newcastle upon Tyne, Newcastle upon Tyne, NE1 7RU, UK

Powell, G. E. and K. A. Renner (1999). Weed control in navy bean in reduced tillage systems. Journal of Production Agriculture. July Sept 12(3): 428-433. {a} Dep. of Crop and Soil Sci., Michigan State Univ., East Lansing, MI, 48824, USA

Prach, K. and P. Pysek (1999). How do species dominating in succession differ from others? Journal of Vegetation Science. June 10(3): 383-392. {a} Faculty of Biological Sciences, University of South Bohemia, Branisovska 31, CZ-370 01, Ceske Budejovice, Czech Republic

Reigosa, M. J., X. C. Souto, et al. (1999). Effect of phenolic compounds on the germination of six weeds species. Plant Growth Regulation. June 28(2): 83-88. {a} Facultade de Ciencias de Vigo. Depto. de Bioloxia Vexetal e Ciencia do Solo, Universidade de Vigo, 36200, Vigo, Spain

Renner, K. A., S. M. Swinton, et al. (1999). Adaptation and evaluation of the WEEDSIM weed management model for Michigan. Weed Science. May June 47(3): 338-348. {a} Department of Crop and Soil Sciences, Michigan State University, E. Lansing, MI, 48824, USA

Renner, K. A. and J. J. Woods (1999). Influence of cultural practices on weed management in soybean. Journal of Production Agriculture. Jan. March 12(1): 48-53. {a} Dep. Crop and Soil Sci., Michigan State Univ., East Lansing, MI, 48824, USA

Rifai, N., B. M. Lacko, et al. (1999). Weed control by flaming and hot steam in apple orchards. Plant Protection Science. Dec. 35(4): 147-152. {a} Slovenska pol'nohospodarska univerzita, Katedra pol'nohospodarskych sustav, Tr. A. Hlinku 2, 949 76, Nitra, Slovakia

Roman, E. S., S. D. Murphy, et al. (1999). Effect of tillage and Zea mays on Chenopodium album seedling emergence and density. Weed Science. Sept. Oct. 47(5): 551-556. {a} Department of Plant Agriculture, University of Guelph, Guelph, ON, Canada

Roman, E. S., A. G. Thomas, et al. (1999). Modeling germination and seedling elongation of common lambsquarters (Chenopodium album). Weed Science. March April 47(2): 149-155. {a} Department of Plant Agriculture, University of Guelph, Guelph, ON, N1G 2W1, Canada

Ruas, P. M., A. Bonifacio, et al. (1999). Genetic relationship among 19 accessions of six species of Chenopodium L., by random amplified polymorphic DNA fragments (RAPD). Euphytica 105(1): 25-32. {a} Dep. Botany Range Sci., Brigham Young Univ., Provo, UT, USA

Sarpe, J. and G. Mihalcea (1999). Studies on weed control with different herbicides in maize crops in the conditions of the Danube meadow. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent. [print] 64(3b): 745-749. {a} Oltchim S.A., 1 Uzinei Street-Ramnicu, Valcea, Romania

Sarpe, N., C. Roibu, et al. (1999). Control of Sorghum halepense with different herbicides in soybean crops. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent. [print] 64(3b): 737-744. {a} Academy of Agricultural and Forestry Sciences, 61 Avenue Marasti 49, Bucharest, Romania

Scholz, H. (1999). Fifty years of Chenopodium lobodontum spec. nova in Berlin. Verhandlungen des Botanischen Vereins von Berlin und Brandenburg. [print] 132: 5-17. {a} Freie Universitaet Berlin, Zentraleinrichtung Botanischer Garten und Botanisches Museum, Koenigin-Luise-Str. 6-8, D-14191, Berlin, Germany

Sharma, P. and P. D. Thakur (1999). Host range of sweet pea streak mosaic potyvirus. Annals of Biology Hissar. June 15(1): 119-121. {a} Department of Mycology and Plant Pathology, Dr. Y. S. Parmar University of Horticulture and Forestry, Nauni, Solan, HP, 173 230, India

Sikkema, P. H., S. Z. Knezevic, et al. (1999). Biologically effective dose and selectivity of SAN 1269H (BAS 662H) for weed control in corn (Zea mays). Weed Technology. April June 13(2): 283-289. {a} Crop Science Division, Department of Plant Agriculture, University of Guelph, Guelph, ON, N1G 2W1, Canada

Singh, H., R. S. Hooda, et al. (1999). Performance of metribuzin, atrazine, trifluralin and their combinations with isoproturon against weeds in wheat. Crop Research Hisar. May 17(3): 282-285. {a} Department of Agronomy, CCS Haryana Agricultural University, Hisar, 125 004, India

Song, B., F. Li, et al. (1999). The comparison of leaf protein yield and their protein contents from 107 species of forage plants. Journal of Plant Resources and Environment. Oct. 8(4): 52-54. {a} Key laboratory of Plant Stress, Shandong Normal University, Jinan, 250014, China

Soto, J. A. (1999). Virus infecting garlic seed. Revista de la Facultad de Ciencias Agrarias Universidad Nacional de Cuyo 31(1): 93-100. {a} Departamento de Ciencias Biologicas. Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, Alte. Brown 500. Chacras de Coria, 5505, Mendoza, Argentina

Sprague, C. L., J. J. Kells, et al. (1999). Weed control and corn (Zea mays) tolerance from soil-applied RPA 201772. Weed Technology. Oct. Dec. 13(4): 713-725. {a} Department of Crop and Soil Sciences, Michigan State University, East Lansing, MI, 48824-1325, USA

Sprague, C. L., D. Penner, et al. (1999). Weed control and Zea mays tolerance as affected by timing of RP-201772 application. Weed Science. July Aug 47(4): 375-382. {a} Department of Crop and Soil Sciences, Michigan State University, East Lansing, MI, 48824-1325, USA

Sun, C. (1999). Effect of simulated drought inducement on drought-resistance of Chenopodium album. Yingyong Shengtai Xuebao. Feb. 10(1): 16-18. {a} Department of Biology, Xuzhou Normal University, Xuzhou, 221009, China

Swanton, C. J., A. Shrestha, et al. (1999). Effect of tillage systems, N, and cover crop on the composition of weed flora. Weed Science. July Aug 47(4): 454-461. {a} Department of Plant Agriculture, University of Guelph, Guelph, ON, N1G 2W1, Canada

Tanveer, A., R. Ahmad, et al. (1999). Phosphorus removal by wheat (Triticum aestivum) and Lamb's quarters (Chenopodium album) as affected by method of fertilizer application and competition period. Indian Journal of Agricultural Sciences. June 69(6): 406-409. {a} Department of Agronomy, University of Agriculture, Faislabad, Pakistan

Tonks, D. J., C. V. Eberlein, et al. (1999). SAN 582 efficacy and tolerance in potato (Solanum tuberosum). Weed Technology. Jan. March 13(1): 71-76. {a} Department of Plant, Soil, and Entomological Sciences, University of Idaho, Aberdeen, ID, 83210, USA

Tsuchiya, T., H. Ohta, et al. (1999). Cloning of chlorophyllase, the key enzyme in chlorophyll degradation: Finding of a lipase motif and the induction by methyl jasmonate. Proceedings of the National Academy of Sciences of the United States of America. Dec. 96(26): 15362-15367. {a} Department of Biological Sciences, Faculty of Bioscience and Biotechnology, Tokyo Institute of Technology, 4259 Nagatsuta, Midori-ku, Yokohama, Kanagawa, 226-8501, Japan

Vaccarini, C. E., S. M. Palacios, et al. (1999). Phytogrowth-inhibitory activities of a clerodane from Viguiera tucumanensis. Phytochemistry Oxford 50(2): 227-230. {a} Dep. Quimica Organica, Fac. Ciencias Quimicas, Univ. Nac. Cordoba, Inst. Multidisciplinario Biol., Vegetal, CONICET, UNC, Agencia Postal 4, C.C. 61, 5016 Cordoba, Argentina

Van, W. L. R., R. G. Harvey, et al. (1999). Efficacy and crop response to glufosinate-based weed management in PAT-transformed sweet corn (Zea mays). Weed Technology. Jan. March 13(1): 104-111. {a} Department of Agronomy, University of Wisconsin, Madison, WI, 53706, USA

Wall, D. A. and M. A. H. Smith (1999). Weed management in common buckwheat (Fagopyrum esculentum). Canadian Journal of Plant Science. July 79(3): 455-461. {a} Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK, S7N 0X2, Canada

Watanabe, K., H. Ohta, et al. (1999). Purification and some properties of pheophorbidase in Chenopodium album. Plant and Cell Physiology 40(1): 104-108. {a} Tokyo Inst. Technology, Fac. Bioscience Biotechnology, Dep. Biological Sci., Nagatsuta, Midoriku, Yokohama 226-8501, Japan

Wulff, R. D., H. F. Causin, et al. (1999). Intraspecific variability and maternal effects in the response to nutrient addition in Chenopodium album. Canadian Journal of Botany. [print] Aug 77(8): 1150-1158. {a} Laboratorio Ecofisiologia Vegetal, Departamento de Ciencias Biologicas, Facultad de Ciencias Exactas y Naturales, Ciudad Universitaria, 1428, Buenos Aires, Argentina

Yadav, S. K. and S. Sehgal (1999). Ascorbic acid and beta-carotene contents of some products developed from Bathua (Chenopodium album) and Cholai (Amaranthus tricolor) leaves. International Journal of Tropical Agriculture. [print] March December 17(1-4): 37-40. {a} Department of Foods and Nutrition, CCS Haryana Agricultural University, Hisar, HR, 125 004, India

Yadav, S. K. and S. Sehgal (1999). Effect of domestic processing on total and extractable calcium and zinc content of Bathua (Chenopodium album) and Fenugreek (Trigonella foenum graecum) leaves. Plant Foods for Human Nutrition Dordrecht 53(3): 255-263. {a} Department of Foods and Nutrition, CCS Haryana Agricultural University, Hisar, 125 004, India

Yan, W. and L. A. Hunt (1999). An equation for modelling the temperature response of plants using only the cardinal temperatures. Annals of Botany London. Nov. 84(5): 607-614. {a} Department of Plant Agriculture, Crop Science Division, University of Guelph, Guelph, ON, N1G 2W1, Canada

Ziska, L. H., J. R. Teasdale, et al. (1999). Future atmospheric carbon dioxide may increase tolerance to glyphosate. Weed Science. Sept. Oct. 47(5): 608-615. {a} Climate Stress Laboratory, USDA-ARS, 10300 Baltimore Avenue, Building 046A, Beltsville, MD, USA

Abdollahian, N. M. and W. R. J. Froud (1998). Yield and quality of two sugar beet cultivars under water stress and weed competition. Tests of Agrochemicals and Cultivars(19): 68-69. {a} Department of Agricultural Botany, University of Reading, 2 Earley Gate, Whiteknights, Reading, RG6 6AU, UK

Abdollahian, N. M. and W. R. J. Froud (1998). Yield and quality of two sugar beet cultivars under water stress and weed competition. Annals of Applied Biology 132(Suppl.): 68-69. Dep. Agric. Bot., Univ. Reading, 2 Earley Gate, P.O. Box 239, Whiteknights, Reading RG6 6AU, UK

Anderson, R. L., D. L. Tanaka, et al. (1998). Weed community and species response to crop rotation, tillage, and nitrogen fertility. Weed Technology 12(3): 531-536. {a} Cent. Great Plains Res. Stn., Akron, CO 80720, USA

Angelini, L., L. Lazzeri, et al. (1998). Antigerminative activity of three glucosinolate-derived products generated by myrosinase hydrolysis. Seed Science and Technology 26(3): 771-780. {a} Dipartimento di Agronomia, Universita di Pisa, Via S. Michele degli Scalzi 2, 56124, Pisa, Italy

Backert, S., M. Kunnimalaiyaan, et al. (1998). In vitro replication of mitochondrial plasmid mp1 from the higher plant Chenopodium album (L.): A remnant of bacterial rolling circle and conjugative plasmids? Journal of Molecular Biology 284(4): 1005-1015. {a} Max-Planck-Inst. Infektionsbiol., Monbijoustr. 2, D-10117 Berlin, Germany

Barberi, P., A. Cozzani, et al. (1998). Size and composition of the weed seedbank under different mangement systems for continuous maize cropping. Weed Research 38(5): 319-334. {a} Dip. Produzione Veg., Univ. Tuscia, Via S. Camillo de Lellis, 01100 Viterbo, Italy

Bellinder, R. R., M. Arsenovic, et al. (1998). Evaluating the EPA's comparative product performance testing guidelines for herbicides in snap bean (Phaseolus vulgaris). Weed Technology 12(2): 215-222. {a} Dep. Fruit Veg. Sci., Cornell Univ., Ithaca, NY 14853-0327, USA

Bourdot, G. W., G. A. Hurrell, et al. (1998). Weed flora of cereal crops in Canterbury, New Zealand. New Zealand Journal of Crop and Horticultural Science 26(3): 233-247. New Zealand Pastoral Agric. Res. Inst. Ltd., P. O. Box 60, Lincoln, New Zealand

Evidente, A., R. Capasso, et al. (1998). Ascaulitoxin, a phytotoxic bis-amino acid N-glucoside from Ascochyta caulina. Phytochemistry Oxford 48(7): 1131-1137. {a} Dip. Sci. Chim.-Agrarie, Univ. Napoli Federico II, Via Universita 100, I-80055 Portici, Italy

Fleischer, A., C. Titel, et al. (1998). The boron requirement and cell wall properties of growing and stationary suspension-cultured Chenopodium album L. cells. Plant Physiology Rockville 117(4): 1401-1410. {a} Humboldt-Univ. Berlin, Mathematisch-Naturwissenschaftliche Fak. I, Inst. Biol., Invalidenstr. 42, 10115 Berlin, Germany

Fogelberg, F. and G. A. M. Dock (1998). Resistance against uprooting in carrots (Daucus carota) and annual weeds: A basis for selective mechanical weed control. Weed Research 38(3): 183-190. {a} Dep. Agric. Eng., Swedish University of Agric. Sci., P.O. Box 66, 230 53 Alnarp, Sweden

Freckleton, R. P. and A. R. Watkinson (1998). Predicting the determinants of weed abundance: A model for the population dynamics of Chenopodium album in sugar beet. Journal of Applied Ecology 35(6): 904-920. {a} Schools of Environmental and Biological Sciences, University of East Anglia, Norwich, NR4 7TJ, UK

Gallagher, R. S. and J. Cardina (1998). The effect of light environment during tillage on the recruitment of various summer annuals. Weed Science 46(2): 214-216. {a} Dep. Soil Crop Atmospheric Sci., Cornell Univ., Ithaca, NY 14853, USA

Gallandt, E. R., M. Liebman, et al. (1998). Effects of pest and soil management systems on weed dynamics in potato. Weed Science 46(2): 238-248. {a} Dep. Crop Soil Sci., P.O. Box 646420, Washington State Univ., Pullman, WA 99164-6420, USA

Gillaspie, A. G., Jr. and S. A. Ghabrial (1998). First report of peanut stunt cucumovirus naturally infecting Desmodium sp. Plant Disease 82(12): 1402. {a} USDA, ARS, Griffin, GA 30223, USA

Gonzalez, J. A., M. Gallardo, et al. (1998). Leaf flavonoids in Chenopodium hircinum Schrad. and Chenopodium album L. (Chenopodiaceae). Phyton Buenos Aires 63(1-2): 279-281. {a} Fundacion Miguel Lillo, Area Bot., Miguel Lillo 251, 4000 Tucuman, Argentina

Greiner, S., S. Krausgrill, et al. (1998). Cloning of a tobacco apoplasmic invertase inhibitor. Plant Physiology Rockville 116(2): 733-742. {a} Bot. Inst., Im Neuenheimer Feld 360, D-69120 Heidelberg, Germany

Hartke, A., F. A. Drummond, et al. (1998). Seed feeding, seed caching, and burrowing behaviors of Harpalus rufipes De Geer larvae (Coleoptera: Carabidae) in the marine potato agroecosystem. Biological Control 13(2): 91-100. {a} P.O. Box 1189, Campton, NH 03223, USA

Hikosaka, K., Y. T. Hanba, et al. (1998). Photosynthetic nitrogen-use efficiency in leaves of woody herbaceous species. Functional Ecology 12(6): 896-905. {a} Biol. Inst., Grad. Sch. Sci., Tohoku Univ., Aoba, Sendai 950-8578, Japan

Iqbal, J. and D. Wright (1998). Effects of water deficit and competition on net photosynthesis of spring wheat (Triticum aestivum L.) and two annual weeds (Phalaris minor Retz. and Chenopodium album L.). Cereal Research Communications 26(1): 81-88. Sch. Agricultural Forest Sciences, Univ. Wales, Bangor, Gwynedd LL57 2UW, UK

Jenkyn, J. F., R. J. Gutteridge, et al. (1998). A comparison of management regimes for one-year rotational set-aside within a sequence of winter wheat crops, and of growing wheat without interruption. 3. Effects of diseases. Journal of Agricultural Science 130(4): 399-410. IACR-Rothamsted, Harpenden, Herts. AL5 2JQ, UK

Karim, S. M. R., A. A. Mamun, et al. (1998). Effect of population density of Chenopodium album on wheat (Triticum aestivum). Indian Journal of Agricultural Sciences 68(9): 595-599. Dep. Agron., Bangladesh Agric. Univ., Mymensingh 2202, Bangladesh

Kazinczi, G. and J. Horvath (1998). Transmission of sowbane mosaic sobemovirus by seeds of Chenopodium species and viability of seeds. Acta Phytopathologica et Entomologica Hungarica 33(1-2): 21-26. Inst. Plant Prot., Pannon Univ. Agric. Sci., P.O. Box 71, H-8361 Keszthely, Hungary

Ketel, D. H. and L. A. P. Lotz (1998). Influence of allocation and detoxification of metribuzin in Chenopodium album on the reliability of prediction of the minimum lethal herbicide dose rate. Weed Research 38(4): 267-274. DLO, Res. Inst. Agrobiol. Soil Fertility, PO Box 14, NL-6700 AA Wageningen, Netherlands

Knezevic, S. Z., P. H. Sikkema, et al. (1998). Biologically effective dose and selectivity of RPA 201772 for preemergence weed control in corn (Zea mays). Weed Technology 12(4): 670-676. {a} Haskell Agric. Lab., Univ. Nebraska, 57905-866 Box 111, Concord, NE 68728-0111, USA

Krausz, R. F. and G. Kapusta (1998). Total postemergence weed control in imidazolinone-resistant corn (Zea mays). Weed Technology 12(1): 151-156. {a} Dep. Plant Soil Sci., South. Illinois Univ., Carbondale, IL 62901, USA

Kulmi, G. S. (1998). Effect of herbicides on weed flora, growth and yield of isabgol (Plantago ovata). Crop Research Hisar 16(1): 27-32. {a} J. N. K. V. V. Kailash Nath Katju Coll. Agric., Mandsaur-458 001, India

Lundkvist, A. (1998). Weed control in ecological farming. A questionnaire. Vaxtskyddsnotiser 62(2): 23-26. {a} SLU, Inst. Vaxtodlingslara, Box 7043, 750 07 Uppsala, Sweden

Mayor, J. P. and F. Dessaint (1998). Influence of weed management strategies on soil seedbank diversity. Weed Research 38(2): 95-105. {a} INRA, Lab. Malherbol., BV 1540, F-21034 Dijon, France

McConnaughay, K. D. M. and J. S. Coleman (1998). Can plants track changes in nutrient availability via changes in biomass partitioning? Plant and Soil 202(2): 201-209. {a} Dep. Biol., Bradley Univ., Peoria, IL 61625, USA

Menendez, J., A. J. Gomez, et al. (1998). Control of problematic weeds in maize with the new herbicide isoxaflutole. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 63(3a): 761-767. {a} Dep. Quim. Agric. Edafol., ETSI, Agron. Montes, Apdo. 3084, 14080-Cordoba, Spain

Mulugeta, D. and D. E. Stoltenberg (1998). Influence of cohorts on Chenopodium album demography. Weed Science 46(1): 65-70. {a} Dep. Agron., Univ. Wis., Madison, WI 53706, USA

Naik, P. K. and S. S. Sengar (1998). Chemical composition and in sacco DM degradability of some common weeds. Indian Journal of Animal Nutrition 15(2): 138-140. Anim. Nutr. Div., Indian Vet. Res. Inst., Izatnagar, UP 243 122, India

Nelson, K. A. and K. A. Renner (1998). Postemergence weed control with CGA-277476 and cloransulam-methyl in soybean (Glycine max). Weed Technology 12(2): 293-299. Dep. Crop Soil Sci., Michigan State Univ., East Lansing, MI 48824-1325, USA

Nelson, K. A. and K. A. Renner (1998). Weed control in wide- and narrow-row soybean (Glycine max) with imazamox, imazethapyr, and CGA-277476 plus quizalofop. Weed Technology 12(1): 137-144. {a} Dep. Crop Soil Sci., Michigan State Univ., East Lansing, MI 48824-1325, USA

Nelson, K. A., K. A. Renner, et al. (1998). Weed control in soybean (Glycine max) with imazamox and imazethapyr. Weed Science 46(5): 587-594. {a} Dep. Crop Soil Sci., Mich. State Univ., East Lansing, MI 48824-1325, USA

Ngouajio, M., C. Lemieux, et al. (1998). Validation of an operator-assisted module to measure weed and crop leaf cover by digital image analysis. Weed Technology 12(3): 446-453. {a} Dep. Phytol., Laval Univ., Quebec, PQ G1K 7P4, Canada

Ohtsuka, T. (1998). A comparative review of early herbaceous stages of secondary succession in temperate and tropical regions. Japanese Journal of Ecology Tokyo 48(2): 143-157. {a} Lab. Ecol., Grad. Sch. Sci. Technol., Chiba Univ., Chiba 263-8522, Japan

Panwar, R. S., S. S. Punia, et al. (1998). Response of wheat (Triticum aestivum) and associated weeds to clopyralid in combination with other herbicides. Indian Journal of Agronomy 43(2): 302-306. Dep. Agron., Chaudhary Charan Singh Haryana Agric. Univ., Hisar 125 004, India

Paolini, R., P. S. Del, et al. (1998). Competition between safflower and weeds as influenced by crop genotype and sowing time. Weed Research 38(4): 247-255. Dep. Produzione Vegetale, Univ. Studi Tuscia, Via S. Camillo de Lellis sn, 01100 Viterbo, Italy

Prakash, D. and M. Pal (1998). Chenopodium: Seed protein, fractionation and amino acid composition. International Journal of Food Sciences and Nutrition 49(4): 271-275. {a} Protein Chem. Lab., Natl. Bot. Res. Inst., Lucknow-226001, India

Renner, K. A. and G. E. Powell (1998). Weed control in potato (Solanum tuberosum) with rimsulfuron and metribuzin. Weed Technology 12(2): 406-409. Dep. Crop Soil Sci., Michigan State Univ., East Lansing, MI 48824-1325, USA

Saebo, A. and L. M. Mortensen (1998). Influence of elevated atmospheric CO2 concentration on common weeds in Scandinavian agriculture. Acta Agriculturae Scandinavica Section B Soil and Plant Science 48(3): 138-143. {a} Saerheim Research Centre, Norwegian Crop Research Institute, NO-4353, Klepp Station, Norway

Sharma, A., R. Ram, et al. (1998). Rubus ellipticus, a perennial weed host of prunus necrotic ring spot virus in India. Plant Disease 82(11): 1283. Plant Virus Laboratory, Floriculture Division, Institute of Himalayan Bioresource Technology, Palampur-176061, H.P., India

Shen, Y., L. B. V. Ford, et al. (1998). Genetic relationships within the genus Beta determined using both PCR-based marker and DNA sequencing techniques. Heredity 80(5): 624-632. {a} School Biol. Sciences, Univ. Birmingham, Edgbaston, Birmingham B15 2TT, UK

Shevyakova, N. I., V. Y. Rakitin, et al. (1998). Stress-induced accumulation of proline in relation to salt tolerance on intact plants and isolated cells. Prikladnaya Biokhimiya i Mikrobiologiya 34(3): 320-325. K. A. Timiryazev Inst. Plant Physiol., Russ. Acad. Sci., ul. Botanicheskaya 35, Moscow 127276, Russia

Shield, I. F. and E. T. G. Bacon (1998). A comparison of management regimes for one-year rotational set-aside within a sequence of winter wheat crops, and of growing wheat without interruption. 2. Effects on vegetation and weed control. Journal of Agricultural Science 130(4): 389-397. {a} IACR-Rothamsted, Harpenden, Herts. AL5 2JQ, UK

Singh, S. and V. M. Bhan (1998). Response of wheat (Triticum aestivum) and associated weeds to irrigation regime, nitrogen and 2,4-D. Indian Journal of Agronomy. Dec. 43(4): 662-667. {a} Plant Quarantine and Fumigation Station, Indira Gandhi International Airport Terminal I, New Delhi, India

Skuterud, R., N. Bjugstad, et al. (1998). Effect of herbicides applied at different times of the day. Crop Protection 17(1): 41-46. {a} Norwegian Crop Research Institute, Plant Protection Centre, Dep. Herbol., N-1432 As, Norway

Sonntag, H. W. and E. G. Mahn (1998). Investigations on the influences of different N-supplies and intensities of cultivation on the content of some amino acids in selected weeds under Agro-ecosystem conditions. Journal of Applied Botany 72(3-4): 99-106. {a} Rosenstrasse 3, D-06114 Halle/S, Germany

Stirling, C. M., C. M. Heddell, et al. (1998). Effects of elevated CO2 and temperature on growth and allometry of five native fast-growing annual species. New Phytologist 140(2): 343-354. {a} Inst. Terrestrial Ecol., Bangor, Gwynedd LL57 2UP, UK

Swanton, C., T. J. Vyn, et al. (1998). Weed management strategies for no-till soybean (Glycine max) grown on clay soils. Weed Technology 12(4): 660-669. Univ. Guelph, Guelph N1G 2W1, ON, Canada

Tewari, A. N., K. S. Rathi, et al. (1998). Integrated weed management in garlic (Allium sativum). Indian Journal of Agricultural Sciences 68(5): 281-283. {a} Dep. Agron., Chandra Shekhar Azad Univ. Agric. Technol., Kanpur, UP 208 002, India

Tewari, A. N., K. S. Rathi, et al. (1998). Efficacy of metsulfuron methyl on associated weeds in wheat (Triticum aestivum). Indian Journal of Agricultural Sciences 68(2): 121-122. Chandra Shekhar Azad Univ. Agric. Technol., Kanpur, Uttar Pradesh 208 002, India

Tewari, A. N., K. S. Rathi, et al. (1998). Weed control by herbicides in potato (Solanum tuberosum) intercropped with Indian mustard (Brassica juncea). Indian Journal of Agronomy. Sept. 43(3): 407-410. {a} Department of Agronomy, Chandra Shekhar Azad University of Agriculture and Technology, Kanpur, UP, 208 002, India

Thakur, S. S., I. B. Pandey, et al. (1998). Nitrogen uptake and productivity of late-sown wheat (Triticum aestivum) as influenced by row spacing and weed management. Indian Journal of Agronomy. Sept. 43(3): 518-523. {a} Department of Agronomy, Rajendra Agricultural University, Pusa, Samastipur, BR, 848 125, India

Tompkins, D. K., D. Chaw, et al. (1998). Effect of windrow composting on weed seed germination and viability. Compost Science and Utilization 6(1): 30-34. Composting Technol. Cent., Olds Coll., Olds, AB, Canada

Villa, R., F. Molinari, et al. (1998). Stereoselective reduction of ketones by plant cell cultures. Biotechnology Letters 20(12): 1105-1108. {a} Dep. Sci. Tecnol. Alimentari Microbiologiche, Sez. Microbiologia Industriale, Univ. Studi Milano, Via Celoria 2, 20133 Milano, Italy

Wang, X. F., S. Y. Li, et al. (1998). Influence of doubled CO2 plant growth and soil microbial biomass C and N. Acta Botanica Sinica 40(12): 1169-1172. {a} Institute of Botany, Chinese Academy of Sciences, Beijing, 100093, China

Winiarska, W. (1998). Parasitic larvae of erythraeid mites associated with Aphis fabae colonies. Polskie Pismo Entomologiczne 67(1-2): 151-153. {a} Dep. Entomology, Univ. Agriculture, ul. Leszczynskiego 7, 20-069 Lublin, Poland

Ackley, J. A., H. P. Wilson, et al. (1997). Rimsulfuron and metribuzin efficacy in transplanted tomato (Lycopersicon esculentum). Weed Technology 11(2): 324-328. Eastern Shore Agricultural Res. Extension Cent., Virginia Polytechnic Inst. State Univ., Painter, VA 23420, USA

Alam, S. M., A. R. Azmi, et al. (1997). Effect of aqueous leaf extract of common lambsquarters (Chenopodium album L.) and NaCl on germination and seedling growth of rice. Acta Physiologiae Plantarum 19(2): 91-94. Div. Plant Physiol., Atomic Energy Agric. Res. Centre, Tando Jam, Pakistan

Anibarro, B., J. L. Fontela, et al. (1997). Occupational asthma induced by garlic dust. Journal of Allergy and Clinical Immunology 100(6 Part 1): 734-738. {a} C/Arzobispo Morcillo 42 9C, 28029 Madrid, Spain

Backert, S., R. Lurz, et al. (1997). High content, size and distribution of single-stranded DNA in the mitochondria of Chenopodium album (L.). Plant Molecular Biology 33(6): 1037-1050. {a} Inst. Biol., Humboldt-Univ. Berlin, Chausseestrasse 117, D-10115 Berlin, Germany

Backert, S., K. Meissner, et al. (1997). Unique features of the mitochondrial rolling circle-plasmid mp1 from the higher plant Chenopodium album (L.). Nucleic Acids Research 25(3): 582-589. {a} Institut fuer Biologie, Humboldt-Universitaet zu Berlin, Chausseestrasse 117, D-10115 Berlin, Germany

Bellinder, R. R., J. J. Kirkwyland, et al. (1997). Carrot (Daucus carota) and weed response to linuron and metribuzin applied at different crop stages. Weed Technology 11(2): 235-240. {a} Dep. Fruit Vegetable Sci., 134-A Plant Sci. Build., Cornell Univ., Ithaca, NY 14853-0327, USA

Bellinder, R. R., R. W. Wallace, et al. (1997). English pea (Pisum sativum) tolerance to paraquat and paraquat plus bentazon. Weed Technology 11(1): 39-44. {a} Dep. Fruit Vegetable Sci., Cornell Univ., Ithaca, NY 14853, USA

Buhler, D. D. (1997). Effects of tillage and light environment on emergence of 13 annual weeds. Weed Technology 11(3): 496-501. Natl. Soil Tilth Lab., United States Dep. Agriculture, Agricultural Res. Service, 2150 Pammel Drive, Ames, IA 50011, USA

Bunce, J. A. (1997). Does transpiration control stomatal responses to water vapour pressure deficit? Plant Cell and Environment 20(1): 131-135. Clim. Stress Lab., USDA-Agric. Res. Serv., Beltsville Agric. Res. Cent., 10300 Baltimore Ave., Beltsville, MD 20705-2350, USA

Cermakian, N., T. M. Ikeda, et al. (1997). On the evolution of the single-subunit RNA polymerase. Journal of Molecular Evolution 45(6): 671-681. {a} Dep. Biochimie, Univ. Montreal, C.P. 6128, succursale Centre-Ville, Montreal, PQ H3C 3J7, Canada

Chaturvedi, M., K. Datta, et al. (1997). Cytopalynology of Amaranthus L. and Chenopodium L.: The two pantoporate taxa. Feddes Repertorium 108(5-6): 325-333. {a} Palynol. Lab., Natl. Bot. Res. Inst., Lucknow-226001, India

Culpepper, A. S. and A. C. York (1997). Weed management in no-tillage bromoxynil-tolerant cotton (Gossypium hirsutum). Weed Technology 11(2): 335-345. Crop Sci. Dep., North Carolina State Univ., Raleigh, NC 27695-7620, USA

De, R. H., A. J. M. Uffing, et al. (1997). Influence of emulsifiable oils and emulsifier on the performance of phenmedipham, metoxuron, sethoxydim and quizalofop. Weed Technology 11(2): 290-297. DLO Res. Inst. Agrobiol. Soil Fertility, P.O. Box 14, 6700 AA Wageningen, Netherlands

Djurkic, M., M. Knezevic, et al. (1997). Effect of rimsulfuron application of weeds in maize inbred lines in Croatia. Cereal Research Communications 25(2): 203-209. {a} Fac. Agric., Univ. J.J. Strossmayer, Osijek Trg Sv. Trojstva 3, 31000 Osijek, Croatia

Doll, H. (1997). The ability of barley to compete with weeds. Biological Agriculture and Horticulture 14(1): 43-51. Environmental Sci. and Technology Dep., Riso National Lab., DK-4000 Roskilde, Denmark

Durgan, B. R., J. P. Yenish, et al. (1997). Broadleaf weed control in hard red spring wheat (Triticum aestivum) with F8426. Weed Technology 11(3): 489-495. Dep. Agronomy Plant Genetics, Univ. Minnesota, St. Paul, MN 55108, USA

Eberlein, C. V., P. E. Patterson, et al. (1997). Efficacy and economics of cultivation for weed control in potato (Solanum tuberosum). Weed Technology 11(2): 257-264. {a} Dep. Plant Soil Entomological Sci., Univ. Idaho, Aberdeen, ID 83210, USA

Ezeamuzie, C. I., M. M. Al, et al. (1997). Prevalence of allergic sensitization to inhalant allergens among blood donors in Kuwait: A desert country. Allergy Copenhagen 52(12): 1194-1200. {a} Dep. Pharmacol. Toxicol., Faculty Med., Kuwait Univ., PO Box 24923, Safat 13110, Kuwait

Forcella, F., R. G. Wilson, et al. (1997). Weed seed bank emergence across the corn belt. Weed Science 45(1): 67-76. {a} North Central Soil Conservation Res. Lab., Agric. Res. Serv., U.S. Dep. Agric., 803 Iowa Ave., Morris, MN 56267, USA

Glenn, S., W. H. I. Phillips, et al. (1997). Long-term control of perennial broadleaf weeds and triazine-resistant common lambsquarters (Chenopodium album) in no-till corn (Zea mays). Weed Technology 11(3): 436-443. Agronomy Dep., Univ. Maryland, College Park, MD 20742, USA

Gray, F. A., D. W. Koch, et al. (1997). Comparative field reaction of sugarbeet and several cruciferous crops to Nacobbus aberrans. Nematropica 27(2): 221-227. {a} University Wyoming, Dep. Plant Sciences, Laramie, WY 82071-3354, USA

Guil, G. J. L. and I. M. E. Torija (1997). Nutritional composition of leaves of Chenopodium species (C. album L., C. murale L. and C. opulifolium Shraeder). International Journal of Food Sciences and Nutrition 48(5): 321-327. {a} Dep. Ing. Quim., Fac. Cienc. Exp., Univ. Almeria, 04120 Almeria, Spain

Guil, J. L., G. I. Rodriguez, et al. (1997). Nutritional and toxic factors in selected wild edible plants. Plant Foods for Human Nutrition Dordrecht 51(2): 99-107. {a} Dep. Ingenieria Quimica, Fac. Ciencias Exp., Univ. Almeria, 04120 Almeria, Spain

Guttieri, M. J. and C. V. Eberlein (1997). Preemergence weed control in potatoes (Solanum tuberosum) with rimsulfuron mixtures. Weed Technology 11(4): 755-761. Dep. Plant Soil Entomol. Sci., Univ. Idaho, Aberdeen, ID 83210, USA

Hamill, A. S. and J. Zhang (1997). Rate and time of bentazon/atrazine application for broadleaf weed control in corn (Zea mays). Weed Technology 11(3): 549-555. {a} Research Centre, Agriculture Agri-Food Canada, Harrow, ON N0R 1G0, Canada

Hooker, D. C., T. J. Vyn, et al. (1997). Effectiveness of soil-applied herbicides with mechanical weed control for conservation tillage systems in soybean. Agronomy Journal 89(4): 579-587. {a} Crop Sci. Dep., Univ. Guelph, Guelph, ON N1G 2W1, Canada

Iqbal, J. and D. Wright (1997). Effects of nitrogen supply on competition between wheat and three annual weed species. Weed Research 37(6): 391-400. Sch. Agricultural Forest Sciences, Univ. Wales, Bangor, Gwynedd LL57 2UW, UK

Johnson, W. G., M. S. Defelice, et al. (1997). Application timing affects weed control with metolachlor plus atrazine in no-till corn (Zea mays). Weed Technology 11(2): 207-211. {a} Dep. Agronomy, Univ. Missouri, Columbia, MO 65203, USA

Karp, G. M., M. C. Manfredi, et al. (1997). Synthesis and herbicidal activity of 1H-1,4-benzodiazepine-2,5-diones. Journal of Agricultural and Food Chemistry 45(2): 493-500. {a} Agric. Products Research Div., American Cyanamid Co., Princeton, NJ 08543-0400, USA

Kawanabe, S., T. Oshida, et al. (1997). A comparison of the buried seed population in pastures with high and low frequency of broadleaf dock (Rumex obtusifolius L.), the most noxious weed in the intensive pastures. Grassland Science 43(3): 237-242. {a} Research Association Greening Desert Grassland Inner Mongolia, China, c/o Azabu Univ., 1-17-71 Fuchinobe, Sagamihara, Kanagawa 229, Japan

Kazinczi, G., J. Horvath, et al. (1997). Effect of sowbane mosaic Sobemovirus (SoMV) on the germination biology of some Chenopodium species. Acta Phytopathologica et Entomologica Hungarica 32(1-2): 117-123. {a} Virol. Group Hungarian Acad. Sci., Pannon Univ. Agric. Sci., Inst. Plant Protection, P. O. Box 71, H-8361 Keszthely, Hungary

Komives, T., V. Komives, et al. (1997). Effects of environmental stress caused by elevated CO2 levels on the activity of glutathione S-transferase in plants. Acta Phytopathologica et Entomologica Hungarica 32(3-4): 259-264. {a} Plant Prot. Inst., Hung. Acad. Sci., P.O. Box 102, H-1525 Budapest, Hungary

Kumar, S. and G. Singh (1997). Efficacy and selectivity of tralkoxydim alone or in combination with isoproturon in wheat (Triticum aestivum). Indian Journal of Agronomy 42(2): 306-309. {a} Agric. Res. Stn., Rajasthan Agric. Univ., Keshwana, Jalore 343 001, India

Kumar, S., G. Singh, et al. (1997). Performance of tralkoxydim and isoproturon for broad spectrum weed control and wheat (Triticum aestivum) growth. Indian Journal of Agronomy 42(3): 474-478. Agric. Res. Stn., RAU, Keshwana, Jalore 343 001, India

Langton, S. J., R. G. Harvey, et al. (1997). Efficacy of clomazone applied at various timings in soybean (Glycine max). Weed Technology 11(1): 105-109. Dep. Agronomy, Univ. Wisconsin, Madison, WI 53706, USA

Liu, D. L. and N. E. Christians (1997). Inhibitory activity of corn gluten hydrolysate on monocotyledonous and dicotyledonous species. Hortscience 32(2): 243-245. {a} Dep. Hortic., Iowa State Univ., Ames, IA 50011-1100, USA

Lommel, C. and H. H. Felle (1997). Transport of Ca-2+ across the tonoplast of intact vacuoles from Chenopodium album L. suspension cells: ATP-dependent import and inositol-1,4-5-trisphosphate-induced release. Planta Heidelberg 201(4): 477-486. {a} Botanisches Inst. I, Justus-Liebig Univ. Giessen, Senckenbergstrasse 17, D-35390 Giessen, Germany

Lundkvist, A. (1997). Influence of weather on the efficacy of dichlorprop-P/MCPA and tribenuron-methyl. Weed Research 37(5): 361-371. {a} Dep. Crop Production Science, Swedish Univ. Agricultural Sciences, Box 7043, S-750 07 Uppsala, Sweden

Lydon, J., J. R. Teasdale, et al. (1997). Allelopathic activity of annual wormwood (Artemisia annua) and the role of artemisinin. Weed Science 45(6): 807-811. {a} U.S. Dep. Agric., Agric. Res. Serv., Weed Sci. Lab., Beltville, MD 20705, USA

Ma, G., H. D. Coble, et al. (1997). Physiological mechanisms for differential responses of three weed species to prosulfuron. Weed Science 45(5): 642-647. {a} Dep. Horticultural Sci., North Carolina State Univ., Raleigh, NC 27695-7609, USA

Mallik, M. A. B. (1997). Isolates of soil actinomycetes with potential for phytotoxin production. Journal of Chemical Ecology 23(12): 2683-2693. {a} Agricultural Res. Program, Langston Univ., Langston, OK 73050, USA

Marino, P. C., K. L. Gross, et al. (1997). Weed seed loss due to predation in Michigan maize fields. Agriculture Ecosystems and Environment 66(3): 189-196. {a} Dep. Entomol., Pesticide Res. Cent., Michigan State Univ., East Lansing, MI 48824-1311, USA

Martinez, G. M. A., E. H. Satorre, et al. (1997). Effect of soil water content and temperature on dormancy breaking and germination of three weeds. Weed Science 45(6): 791-797. {a} Dep. Ecol., Fac. Agron., Univ. Buenos Aires, Av. San Martin 4453, 1417 Buenos Aires, Argentina

Milton, S. J., W. R. J. Dean, et al. (1997). Effects of small-scale animal disturbances on plant assemblages of set-aside land in central Germany. Journal of Vegetation Science 8(1): 45-54. {a} FitzPatrick Inst., Univ. Cape Town, Rondebosch 7700, South Africa

Mishra, J. S. and V. M. Bhan (1997). Effect of cultivar and weed control on weed growth and yield of pea (Pisum sativum). Indian Journal of Agronomy 42(2): 316-319. Natl. Res. Centre Weed Sci., Adharlal, Jabalpur, MP 482 004, India

Mohler, C. L. and A. E. Galford (1997). Weed seedling emergence and seed survival: Separating the effects of seed position and soil modification by tillage. Weed Research 37(3): 147-155. {a} Section Ecol. Systematics, Corson Hall, Cornell Univ., Ithaca, NY 14853, USA

Mulugeta, D. and D. E. Stoltenberg (1997). Weed and seedbank management with integrated methods as influenced by tillage. Weed Science 45(5): 706-715. Dep. Agron., Univ. Wisconsin, Madison, WI 53706, USA

Mulugeta, D. and D. E. Stoltenberg (1997). Increased weed emergence and seed bank depletion by soil disturbance in a no-tillage system. Weed Science 45(2): 234-241. {a} Dep. Agronomy, Univ. Wisconsin, 1575 Linden Dr., Madison, WI 53706-1597, USA

Reinhardt, C. F., R. Meissner, et al. (1997). Allelopathic effects of Chenopodium album L. and Chenopodium polyspermum L. on another weed and two crop species. South African Journal of Plant and Soil 14(4): 165-168. {a} Dep. Plant Prod. and Soil Sci., Univ. Pretoria, Pretoria 0002, South Africa

Seidlova, J. and B. Sarapatka (1997). Bioherbicidal effects of peppermint (Mentha piperita) on selected weed species: A laboratory study. Biologia Bratislava 52(1): 85-90. {a} Dep. Ecol., Palacky Univ., tr. Svobody 26, 77146 Olomouc, Czech Republic

Singh, V. P. (1997). Response of rainfed wheat (Triticum aestivum) to nitrogen and weed-control method at low hill and valley situations. Indian Journal of Agronomy 42(2): 288-292. {a} Res. Stn., Govind Ballabh Pant Univ. Agric. Technol., Majhera, UP 263 135, India

Spandl, E., T. L. Rabaey, et al. (1997). Application timing for weed control in corn (Zea mays) with dicamba tank mixtures. Weed Technology 11(3): 602-607. {a} Dep. Agron., Plan Genet., Univ. Minn., St. Paul, MN 55108, USA

Sprague, C. L., E. W. Stoller, et al. (1997). Preemergence broadleaf weed control and crop tolerance in imidazolinone-resistant and -susceptible corn (Zea mays). Weed Technology 11(1): 118-122. {a} Dep. Crop. Sci., Univ. Illinois, 1102 S. Goodwin Ave., Urbana, IL 61801, USA

Steckel, G. J., S. E. Hart, et al. (1997). Absorption and translocation of glufosinate on four weed species. Weed Science 45(3): 378-381. {a} USDA-ARS, Urbana, IL 61801, USA

Steckel, G. J., L. M. Wax, et al. (1997). Glufosinate efficacy on annual weeds is influenced by rate and growth stage. Weed Technology 11(3): 484-488. {a} Dep. Crop Sci., Univ. Illinois, 1102 South Goodwin Ave., Urbana, IL 61801, USA

Taylor, K. and C. Potvin (1997). Understanding the long-term effect of CO2 enrichment on a pasture: The importance of disturbance. Canadian Journal of Botany 75(10): 1621-1627. {a} Dep. Biol., McGill Univ., 1205 Ave. Docteur Penfield, Montreal, PQ H3A 1B1, Canada

Thakur, R. B. (1997). Establishment of wheat following lowland rice in east India. International Rice Research Notes 22(2): 46. {a} Agron. Dep., Rajendra Agric. Univ., Pusa, Samastipur, Bihar 848125, India

Thompson, A. J., N. E. Jones, et al. (1997). The effect of temperature on viability of imbibed weed seeds. Annals of Applied Biology 130(1): 123-134. ADAS Boxworth, Boxworth, Cambs CB3 8NN, UK

Titel, C., H. Woehlecke, et al. (1997). Dynamics of limiting cell wall porosity in plant suspension cultures. Planta Heidelberg 203(3): 320-326. {a} Inst. Biol., Math.-Naturwissenschaftliche Fak. I, Humboldt-Univ. zu Berlin, Invalidenstrasse 42, D-10115 Berlin, Germany

Tollenaar, M., A. Aguilera, et al. (1997). Grain yield is reduced more by weed interference in an old than in a new maize hybrid. Agronomy Journal 89(2): 239-246. {a} Dep. Crop Sci., Univ. Guelph, Guelph, ON N1G 2W1, Canada

Toth, E. and I. Peter (1997). Weed control in sugarbeet with triflusulfuron-methyl based programs: The Hungarian experience. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 62(3a): 791-798. DuPont-Conoco Hung., Hun street 2 South, H-1135 Budapest, Hungary

Tsuchiya, T., H. Ohta, et al. (1997). Purification and characterization of two isozymes of chlorophyllase from mature leaves of Chenopodium album. Plant and Cell Physiology 38(9): 1026-1031. Tokyo Inst. Technol., Dep. Biological Sciences, Fac. Bioscience Biotechnol., Nagatsuta, Midori-ku, Yokohama 226, Japan

Vleeshouwers, L. M. (1997). Modelling the effect of temperature, soil penetration resistance, burial depth and seed weight on pre-emergence growth of weeds. Annals of Botany London 79(5): 553-563. Dep. Theoretical Production Ecol., Wageningen Agric. Univ., P.O. Box 430, 6700 AK Wageningen, Netherlands

Weihe, A., B. Hedtke, et al. (1997). Cloning and characterization of a cDNA encoding a bacteriophage-type RNA polymerase from the higher plant Chenopodium album. Nucleic Acids Research 25(12): 2319-2325. {a} Inst. Biol., Humboldt Univ. Berlin, Chausseestr. 117, D-10115 Berlin, Germany

Yadav, A. S. (1997). Phytosociology of the weeds of black-mustard, gram and wheat fields. Journal of Phytological Research 10(1-2): 55-57. {a} Dep. Botany, Raj Rishi College, Alwar 301 001, India

Yadav, S. K. and S. Sehgal (1997). Effect of home processing and storage on ascorbic acid and beta-carotene content of Bathua (Chenopodium album) and fenugreek (Trigonella foenum graecum) leaves. Plant Foods for Human Nutrition Dordrecht 50(3): 239-247. {a} Dep. Foods Nutr., CCS Haryana Agric. Univ., Hisar-125004, India

Yasmin, A. and S. Hasnain (1997). Moderately halophilic bacteria associated with the roots of Chenopodium album, Oxalis corniculata and Lycium edgeworthii. Pakistan Journal of Zoology 29(3): 249-257. Dep. Bot., Univ. Punjab, Q.A. Campus, Lahore 54590, Pakistan

Zanin, G., S. Otto, et al. (1997). Ecological interpretation of weed flora dynamics under different tillage systems. Agriculture Ecosystems and Environment 66(3): 177-188. {a} Centro Studio Biologia, Controllo Piante Infestani CNR, Agripolis-35020 Legnaro, Italy

Zasada, I. A., H. M. Linker, et al. (1997). Initial weed densities affect no-tillage weed management with a rye (Secale cereale) cover crop. Weed Technology 11(3): 473-477. Crop Sci. Dep., North Carolina State Univ., Raleigh, NC 27695-7620, USA

Zhang, W. M., M. E. McGiffen, Jr., et al. (1997). Dose response of weeds to methyl iodide and methyl bromide. Weed Research 37(3): 181-189. {a} Dep. Botany, Univ. California, Riverside, CA 92521, USA

Ackley, J. A., H. P. Wilson, et al. (1996). Efficacy of rimsulfuron and metribuzin in potato (Solanum tuberosum). Weed Technology 10(3): 475-480. Eastern Shore Agric. Res. Ext. Ctr., Virginia Polytechnic Inst., State Univ., Painter, VA 23420, USA

Ackley, J. A., H. P. Wilson, et al. (1996). Weed management programs in potato (Solanum tuberosum) with rimsulfuron. Weed Technology 10(2): 354-358. Eastern Shore Agric. Res. Ext. Cent., Va. Polytechnic Inst. State Univ., Painter, VA 23420, USA

Andreasen, C., H. Stryhn, et al. (1996). Decline of the flora in Danish arable fields. Journal of Applied Ecology 33(3): 619-626. {a} Dep. Agric. Sci. Weed Sci., Royal Veterinary Agric. Univ., Thorvaldsensvej 40, DK-1871 Frederiksberg C, Denmark

Arya, D. R., R. C. Tyagi, et al. (1996). Bioefficacy of isoproturon flowable (Saviour spray) against weeds of wheat crop. Crop Research Hisar 12(2): 141-145. {a} Montari Agric. Res. Stn., Zirakpur 140 105, India

Backert, S., P. Doerfel, et al. (1996). Rolling-circle replication of mitochondrial DNA in the higher plant Chenopodium album (L.). Molecular and Cellular Biology 16(11): 6285-6294. {a} Inst. Biol., Humboldt-Univ. Berlin, Chausseestrasse 117, D-10115 Berlin, Germany

Backert, S., R. Lurz, et al. (1996). Electron microscopic investigation of mitochondrial DNA from Chenopodium album (L.). Current Genetics 29(5): 427-436. {a} Inst. Biol., Humboldt-Univ. Berlin, Invalidenstr. 43, D-10115 Berlin, Germany

Balyan, R. S., R. K. Malik, et al. (1996). Efficacy of sulfonylurea herbicides against broadleaf weeds in wheat. Tests of Agrochemicals and Cultivars(17): 42-43. Dep. Agronomy, CCS Haryana Agricultural Univ., Hisar-125 004, India

Balyan, R. S., R. K. Malik, et al. (1996). Efficacy of sulfonylurea herbicides against broadleaf weeds in wheat. Annals of Applied Biology 128(Suppl.): 42-43. Dep. Agron., CCS Haryana Agric. Univ., Hisar-125 004, India

Belair, G. and D. L. Benoit (1996). Host suitability of 32 common weeds to Meloidogyne hapla in organic soils of southwestern Quebec. Journal of Nematology 28(4 Suppl.): 643-647. Horticulture Res. and Development Centre, Agric. and Agri-Food Canada, 430 Gouin Blvd., Saint-Jean-sur-Richelieu, PQ J3B 3E6, Canada

Bhattacharyya, G. and S. M. Pandya (1996). Ecological assessment on agroecosystems of Saurashtra with special reference to weeds. Advances in Plant Sciences 9(1): 153-158. {a} Indian Rayon Sch., Veraval-362 266, Gujarat, India

Blackford, M., B. Clarke, et al. (1996). Tolerance of the Egyptian cotton leafworm Spodoptera littoralis (Lepidoptera: Noctuidae) to ingested phytoecdysteroids. Journal of Insect Physiology 42(10): 931-936. {a} Dep. Biol. Sci., Univ. Exeter, Washington Singer Lab., Perry Road, Exeter EX4 4QG, UK

Buhler, D. D., T. C. Mester, et al. (1996). The effect of maize residues and tillage on emergence of Setaria faberi, Abutilon theophrasti, Amaranthus retroflexus and Chenopodium album. Weed Research 36(2): 153-165. {a} USDA-Agric. Res. Serv., Natl. Soil Tilth Lab., 2150 Pammel Drive, Ames, IA 50011, USA

Bulcke, R. A. J., K. Cools, et al. (1996). Response of selected crops and weeds to soil-applied sulcotrione. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 61(3b): 1049-1054. {a} Lab. Herbol., Fac. Landbouwkundige Toegepaste Biol. Wetenschappen, Univ. Gent, Coupure Links 653, B-9000 Gent, Belgium

Byun, B. K., G. J. Weon, et al. (1996). A psychid species, Acanthopsyche nigraplaga Wileman (Lepidoptera, Psychidae) new to Korea. Korean Journal of Applied Entomology 35(1): 15-17. {a} Div. Forest Entomol., Forestry Research Inst., Seoul 130-012, South Korea

Callens, D., R. Bulcke, et al. (1996). Preemergence weed control in flax with sulcotrione. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 61(3b): 1055-1063. {a} Centrum Onkruidonderzoek, Univ. Gent, Coupure Links 653, B-9000 Gent, Belgium

Callens, D., H. Eelen, et al. (1996). Influence of adjuvants on herbicidal activity and selectivity of systemic graminicides in winter wheat and sulfonylureas in maize. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 61(3b): 1155-1162. {a} Centrum Onkruidonderzoek, Univ. Gent, Coupure links 653, B-9000 Gent, Belgium

Cardina, J. and D. H. Sparrow (1996). A comparison of methods to predict weed seedling populations from the soil seedbank. Weed Science 44(1): 46-51. {a} Dep. Hortic. Crop. Sci., Agric. Res. Dev. Cent., Ohio State Univ., Wooster, OH 44691, USA

Cardina, J., D. H. Sparrow, et al. (1996). Spatial relationships between seedbank seedling populations of common lambsquarters (Chenopodium album) and annual grasses. Weed Science 44(2): 298-308. Sch. Nat. Res., Ohio Agric. Res. Dev. Cent., Ohio State Univ., Wooster, OH 44691, USA

Chung, Y. and S. Lee (1996). Taxonomic studies of Korean Chenopodium L. (Chenopodiaceae) based on fruit and seed morphology. Korean Journal of Plant Taxonomy 26(2): 105-123. {a} Dep. Biol., Sung Kyun Kwan Univ., Suwon 440-746, South Korea

Clements, D. R., D. L. Benoit, et al. (1996). Tillage effects on weed seed return and seedbank composition. Weed Science 44(2): 314-322. {a} Dep. Biol., Trinity Western Univ., Langley, BC V2Y 1Y1, Canada

Curwiel, V. B. and R. J. J. S. Van (1996). Chlorophyll fluoresence quenching, zeaxanthin formation and light scattering in intact leaves of triazine-resistant and triazine-susceptible Chenopodium album plants. Journal of Photochemistry and Photobiology B Biology 35(3): 189-195. {a} Dep. Plant Physiol., Agricultural University, Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Daniau, P., D. Lepiece, et al. (1996). Metosulam + atrazine: A novel herbicide combination for control of broad-leaved weeds in maize. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 61(3b): 1065-1076. {a} DowElanco S.A., 6 Ave. Charles de Gaulle, 78150 Le Chesnay, France

Dusky, J. A. and W. M. Stall (1996). Evaluation of imazethapyr for weed control in leafy vegetable crops. Weed Technology 10(2): 253-257. {a} Everglades Res. Educ. Center, Univ. Fla., Belle Glade, FL 33430, USA

Eberlein, C. V., M. J. Guttieri, et al. (1996). Postemergence directed application of bentazon + metribuzin for broadleaf weed control in Russet Burbank potatoes. American Potato Journal 73(3): 135-141. Dep. Plant Soil, Entomol. Sci., University Idaho, PO Box AA, Aberdeen, ID 83210, USA

Eyherabide, J. (1996). Evaluation of pre-emergent herbicides for weed control in no tillage soybeans. Tests of Agrochemicals and Cultivars(17): 64-65. Unidad Integrada F.C.A.-INTA Balcarce, CC 276, Balcarce, Argentina

Eyherabide, J. J. (1996). Evaluation of flumioxazin sprayed alone and in mixtures with other pre-emergent herbicides for weed control in soybeans. Tests of Agrochemicals and Cultivars(17): 62-63. Unidad Integrada F.C.A.-INTA Balcarce, CC 276, Balcarce, Argentina

Eyherabide, J. J. (1996). Evaluation of pre-emergent herbicides for weed control in no tillage soybeans. Annals of Applied Biology 128(Suppl.): 64-65. Unidad Integrada, FAC-INTA Balcarce, CC 276, 7620 Balcarce, Argentina

Eyherabide, J. J. (1996). Evaluation of flumioxazin sprayed alone and in mixtures with other pre-emergent herbicides for weed control in soybeans. Annals of Applied Biology 128(Suppl.): 62-63. Unidad Integrada FCA-INTA, Balcarce, CC 276, 7620 Balcarce, Argentina

Forcella, F., D. H. Peterson, et al. (1996). Timing and measurement of weed seed shed in corn (Zea mays). Weed Technology 10(3): 535-543. Res. Agron. Agric. Res. Tech., North Central Soil Cons. Res. Lab., Agric. Res. Serv., U.S. Dep. Agric., 803 Iowa Ave., Morris, MN 56267, USA

Frias, D., A. Henry, et al. (1996). Aspects of the biology, taxonomy and control of species of Coleophora (Lepidoptera: Coleophoridae) present in Chile. Acta Entomologica Chilena 20: 115-122. {a} Instituto Entomologia, Univ. Metropolitana de Ciencias de la Educacion, Casilla 147, Santiago, Chile

Gedroc, J. J., K. D. M. McConnaughay, et al. (1996). Plasticity in root/shoot partitioning: Optimal, ontogenetic, or both? Functional Ecology 10(1): 44-50. {a} Dep. Biol., Olin Hall, Bradley Univ., Peoria, IL 61625, USA

Gerhards, R., M. Soekefeld, et al. (1996). Mapping and geostatistical analysis of weed distribution in sugarbeet fields for site-specific weed management. Journal of Agronomy and Crop Science 176(4): 259-266. Lehrstuhl Allgemeinen Pflanzenbau, Univ. Bonn, Katzenburgweg 5, D-53115 Bonn, Germany

Golub, V. B. and E. V. Kuzmina (1996). Ruderal vegetation in the Lower Volga Valley. Feddes Repertorium 107(3-4): 225-241. Russische Akad. Wissenschaften, Oekol. Forschungsinst. Flusses Wolga, Komzina 10, R-445003 Togliatti, Russia

Gora, D. R., N. L. Meena, et al. (1996). Effect of weed control and time of nitrogen application in cumin (Cuminum cyminum). Indian Journal of Agronomy 41(3): 500-501. Shri Karan Narendra Coll. Agric., Rajasthan Agric. Univ., Jobner 303 329, India

Grundy, A. C., A. Mead, et al. (1996). Modelling the effect of weed-seed distribution in the soil profile on seedling emergence. Weed Research 36(5): 375-384. {a} Plant Pathol. Weed Sci. Dep., Hortic. Res. Int., Wellesbourne, Warwick CV35 9EF, UK

Guil, J. L., T. M. Esperanza, et al. (1996). Oxalic acid and calcium determination in wild edible plants. Journal of Agricultural and Food Chemistry 44(7): 1821-1823. {a} Dep. Nutr. Bromatol. II, Fac. Farm., Univ. Complutense de Madrid, 28040 Madrid, Spain

Hikosaka, K. and I. Terashima (1996). Nitrogen partitioning among photosynthetic components and its consequence in sun and shade plants. Functional Ecology 10(3): 335-343. {a} Biol. Inst., Grad. Sch. Sci., Tohoku Univ., Aoba, Sendai 980-77, Japan

Hoyt, G. D., A. R. Bonanno, et al. (1996). Influence of herbicides and tillage on weed control, yield, and quality of cabbage (Brassica oleracea L. var. capitata). Weed Technology 10(1): 50-54. {a} Dep. Soil Sci., North Carolina State Univ., Raleigh, NC, USA

Jaiswal, V. P. and S. S. Lal (1996). Efficacy of cultural and chemical weed-control methods in potato (Solanum tuberosum). Indian Journal of Agronomy 41(3): 454-456. Indian Inst. Sugarcane Res., Lucknow, UP 226 002, India

Jornsgard, B., K. Rasmussen, et al. (1996). Influence of nitrogen on competition between cereals and their natural weed populations. Weed Research 36(6): 461-470. {a} Royal Vet. Agric. Univ., Dep. Agric. Sci., Thorvaldsensvej 40, DK-1871 Frederiksberg C, Denmark

Kempenaar, C., P. J. F. M. Horsten, et al. (1996). Growth and competitiveness of common lambsquarters (Chenopodium album) after foliar application of Ascochyta caulina as a mycoherbicide. Weed Science 44(3): 609-614. Res. Inst. Agrobiology and Soil Fertility, P.O. Box 14, 6700 AA Wageningen, Netherlands

Kempenaar, C., P. J. F. M. Horsten, et al. (1996). Effects of Ascochyta caulina on photosynthesis of leaves of Chenopodium album. New Phytologist 132(3): 453-457. DLO-Res. Inst. Agrobiol. and Soil Fertility, P.O. Box 14, NL-6700 AA Wageningen, Netherlands

Kempenaar, C., P. J. F. M. Horsten, et al. (1996). Spore germination and disease development after application of pycnidiospores of Ascochyta caulina to Chenopodium album plants. European Journal of Plant Pathology 102(2): 143-153. DLO-Research Institute Agrobiology Soil Fertility, P.O. Box 14, 6700 AA Wageningen, Netherlands

Kempenaar, C., R. Wanningen, et al. (1996). Control of Chenopodium album by soil application of Ascochyta caulina under greenhouse conditions. Annals of Applied Biology 129(2): 343-354. {a} Dep. Theoretical Production Ecol., Wageningen Agric. Univ., Bornsesteeg 53, 6708 PD Wageningen, Netherlands

Ketel, D. H. (1996). Effect of low doses of metamitron and glyphosate on growth and chlorophyll content of common lambsquarters (Chenopodium album). Weed Science 44(1): 1-6. DLO Res. Inst. Agrobiol. Soil Fertility, P.O. Box 14, 6700 AA Wageningen, Netherlands

Ketel, D. H., D. W. M. J. W. Van, et al. (1996). Prediction of a low dose herbicide effect from studies on binding of metribuzin to the chloroplasts of Chenopodium album L. Annals of Applied Biology 128(3): 519-531. {a} Res. Inst. Agrobiol. Soil Fertility, PO Box 14, NL-6700 AA Wageningen, Netherlands

Krausz, R. F., G. Kapusta, et al. (1996). Control of annual weeds with glyphosate. Weed Technology 10(4): 957-962. Dep. Plant Soil Sci., Southern Illinois Univ., Carbondale, IL 62901, USA

Kwon, C. S. and D. Penner (1996). The effect of piperonyl butoxide and adjuvants on sulfonylurea herbicide activity. Weed Technology 10(1): 127-133. {a} Dep. Crop Soil Sci., Michigan State Univ., East Lansing, MI 48824, USA

Liebman, M., F. A. Drummond, et al. (1996). Tillage and rotation crop effects on weed dynamics in potato production systems. Agronomy Journal 88(1): 18-26. {a} Sustainable Agric. Program, Dep. Applied Ecol. Environmental Sci., 5722 Deering Hall, Univ. Maine, Orono, ME 04469-5722, USA

McKenzie, E. H. C. and J. M. Dingley (1996). New plant disease records in New Zealand: Miscellaneous fungal pathogens III. New Zealand Journal of Botany 34(2): 263-272. {a} Herbarium PDD, Manaaki Whenua - Landcare Res., Private Bag 92170, Auckland, New Zealand

Monks, D. W., J. R. Schultheis, et al. (1996). Effects of weeds and herbicides on sweetpotato (Ipomoea batatas) transplant production using polyethylene bed covers. Weed Technology 10(2): 273-277. Dep. Hortic. Sci., N.C. State Univ., Raleigh, NC 27695, USA

Moris, M., J. A. Gonzalez, et al. (1996). Anatomical and functional differences and nyctinastic leaf movements in Chenopodium album L. and Chenopodium hircinum Schrad. (Chenopodiaceae). Botanical Journal of the Linnean Society 121(2): 133-141. {a} Fundacion Miguel Lillo, Area de Botanica, Miguel Lillo 251, Tucuman, Argentina

Obermeier, M. R. and G. Kapusta (1996). Postemergence broadleaf weed control in corn (Zea mays) with CGA-152005. Weed Technology 10(4): 689-698. Dep. Plant Soil Sci., Southern Illinois Univ., Carbondale, IL 62901, USA

Ohr, H. D., J. J. Sims, et al. (1996). Methyl iodide, an ozone-safe alternative to methyl bromide as a soil fumigant. Plant Disease 80(7): 731-735. {a} Dep. Plant Pathol., Univ. California, Riverside, CA 92521, USA

Pageau, D. and G. F. Tremblay (1996). Interference between Chenopodium album and Triticum aestivum at different seeding rates and row spacings. Phytoprotection 77(3): 119-128. Agric. Agroalimentaire Canada, Ferme Rech., Normandin, PQ G8M 4K3, Canada

Panwar, R. S., R. K. Malik, et al. (1996). Influence of tank mixture of isoproturon and fluroxypyr on the control of weeds in wheat (Triticum aestivum). Indian Journal of Agronomy 41(4): 577-580. Dep. Agron., Chaudhary Charan Singh Haryana Agric. Univ., Hisar 125 004, India

Panwar, R. S., R. K. Malik, et al. (1996). Effect of tralkoxydim and its combination with other new herbicides on the control of weeds in wheat (Triticum aestivum). Indian Journal of Agronomy 41(3): 401-405. Dep. Agron., Chaudhary Charan Singh Haryana Agric. Univ., Hisar 125 004, India

Parks, R. J., W. S. Curran, et al. (1996). Herbicide susceptibility and biological fitness of triazine-resistant and susceptible common lambsquarters (Chenopodium album). Weed Science 44(3): 517-522. Dep. Agron., The Pennsylvania State Univ., University Park, PA 16802, USA

Petrzik, K., J. Spak, et al. (1996). The effect of virus infection on morphology and protein components of pollen grains. Biologia Plantarum Prague 38(3): 445-450. Inst. Plant Mol. Biol., Acad. Sci. Czech Republic, Branisovska 31, 370 05 Ceske Budejovice, Czech Republic

Polak, Z. (1996). Spontaneous hosts of alfalfa mosaic virus ascertained in ruderal plant associations of Central Bohemia. Ochrana Rostlin 32(3): 161-165. Vyzkumny ustav Rostlinne Vyroby, 161 06 Praha 6-Ruzyne, Czech Republic

Prasad, J., S. Ram, et al. (1996). Effect of different types of nucleus on growth, yield, weed and disease intensity in opium poppy (Papaver somniferum). Indian Journal of Agricultural Sciences 66(1): 64-66. {a} Narendra Deva Univ. Agric. Technol., Faizabad, UP 224 229, India

Robinson, D. K., D. W. Monks, et al. (1996). Potato (Solanum tuberosum) tolerance and susceptibility of eight weeds to rimsulfuron with and without metribuzin. Weed Technology 10(1): 29-34. Dep. Hortic. Sci., North Carolina State Univ., Raleigh, NC 27695-7069, USA

Salyi, G., T. Molnar, et al. (1996). Renal injury caused by feeding redroot pigweed (Amaranthus retroflexus L.) in swine: Case report. Magyar Allatorvosok Lapja 51(10): 603-606. Orszagos Allat-egeszsegugyi Intezet, Tabornok u. 2, H-1149 Budapest, Hungary

Santrucek, J. and R. F. Sage (1996). Acclimation of stomatal conductance to a CO-2-enriched atmosphere and elevated temperature in Chenopodium album. Australian Journal of Plant Physiology 23(4): 467-478. {a} Environmental Biol. Group, Res. Sch. Biol. Sci., Australian National Univ., GPO Box 475, Canberra ACT 2601, Australia

Sartorato, I., A. Berti, et al. (1996). Estimation of economic thresholds for weed control in soybean (Glycine max (L.) Merr.). Crop Protection 15(1): 63-68. {a} Cent. Studio sulla Biol. Controllo delle Piante Infestanti, CNR, Via Gradenigo 6, 35131 Padova, Italy

Semb, K. (1996). Growth of spring barley (Hordeum vulgare L.) and five weed species under different irradiance levels outdoors. Norwegian Journal of Agricultural Sciences 10(3): 289-299. Norwegian Crop Res. Inst., Plant Protection Cent., Dep. Herbol., Fellesbygget, N-1432 As, Norway

Semb, K. (1996). Growth characteristics of spring barley and selected weeds: II. Effect of temperature and irradiance in growth chambers. Weed Research 36(4): 353-367. Norwegian Crop Res. Inst., Plant Protection Cent., Dep. Herbology, Fellesbygget, 1432 As, Norway

Semb, K. (1996). Growth characteristics of spring barley and selected weeds: I. Effect of irradiance in growth chambers. Weed Research 36(4): 339-352. Norwegian Crop Res. Inst., Plant Protection Centre, Dep. Herbology, Fellesbygget, N-1432 As, Norway

Shevchuk, O. M. (1996). The activity of some species in relation with the anthropogenic impact at natural pastures of the Ukrainian South-East. Ukrayins'kyi Botanichnyi Zhurnal 53(5): 617-619. Donetsk Bot. Gard., Natl. Acad. Sci. Ukr., pr. Illicha 110, Donetsk 340059, Ukraine

Shioi, Y., N. Tomita, et al. (1996). Conversion of chlorophyllide to pheophorbide by Mg-dechelating substance in extracts of Chenopodium album. Plant Physiology and Biochemistry Paris 34(1): 41-47. {a} Dep. Biol. Sci., Fac. Biosci. Bioitechnol., Tokyo Inst. Technol., Nagatsuta, Midoriku, Yokohama 226, Japan

Shioi, Y., K. Watanabe, et al. (1996). Enzymatic conversion of pheophorbide alpha to the precursor of pyropheophorbide alpha in leaves of Chenopodium album. Plant and Cell Physiology 37(8): 1143-1149. {a} Fac. Sci., Shizuoka Univ., Ohya, Shizuoka 422, Japan

Singh, B. K., I. T. Szamosi, et al. (1996). Benzodiazepinediones: A new class of photosystem-II-inhibiting herbicides. Pesticide Biochemistry and Physiology 56(1): 62-68. {a} American Cynamid Company, P.O. Box 400, Princeton, NJ 08543-0400, USA

Tennent, W. J. (1996). The hostplants of Thersamonia phoebus Blachier, 1905 (Lepidoptera: Lycaenidae) in Morocco. Linneana Belgica 15(5): 225-226. 1 Middlewood Close, Fylingthorpe, Whitby, North Yorkshire YO22 4UD, UK

Tsuyuzaki, S. and F. Kanda (1996). Revegetation patterns and seedbank structure on abandoned pastures in northern Japan. American Journal of Botany 83(11): 1422-1428. {a} Grad. Sch. Environ. Earth Sci., Hokkaido Univ., Sapporo 060, Japan

Ugryumov, E. P., M. S. Sokolov, et al. (1996). About practical application of herbicide Frontier. Agrokhimiya(6): 81-86. All-Russ. Res. Inst. Biol. Plant Prot., Krasnodar, Russia

Urwin, C. P., R. G. Wilson, et al. (1996). Late season weed suppression from dry bean (Phaseolus vulgaris) cultivars. Weed Technology 10(4): 699-704. Dep. Agron., Univ. Nebraska, Scottsbluff, NE 69361, USA

Wawrzyniak, M. (1996). The effect of selected plant extracts on the cabbage butterfly, Pieris brassicae L. (Lepidoptera). Polskie Pismo Entomologiczne 65(1-2): 93-99. Katedra Entomol., Wydzial Rolniczy, Akad. Techniczno-Rolnicza, Kordeckiego 20A, 85-225 Bydgoszcz, Poland

Wilcut, J. W., J. S. I. Richburgi, et al. (1996). Postemergence AC 263,222 systems for weed control in peanut (Arachis hypogaea). Weed Science 44(3): 615-621. {a} Crop Sci. Dep., Box 7620, North Carolina State Univ., Raleigh, NC 27695-7620, USA

Yamasaki, T., T. Kudoh, et al. (1996). A vertical gradient of the chloroplast abundance among leaves of Chenopodium album. Plant and Cell Physiology 37(1): 43-48. Dep. Biol., Fac. Sci., Toho Univ., Miyama 2-2-1, Funabashi 274, Japan

Yenish, J. P., A. D. Worsham, et al. (1996). Cover crops for herbicide replacement in no-tillage corn (Zea mays). Weed Technology 10(4): 815-821. {a} Dep. Plant Soil Sci., Washington State Univ., Pullman, WA 99164, USA

Zakeri, A. and Z. Banihashemi (1996). The role of weeds in cultivated and virgin soils on activity and perpetuation of Fusarium oxysporum f. sp. melonis in Fars Province. Iranian Journal of Plant Pathology 32(1-2): 22-25. {a} Fars Agric. Res. Cent., P.O. Box 73415-161, Zarghan, Iran

Zlobin, Y. A., V. G. Sklyar, et al. (1996). The continuum concept and gradient analysis on the levels of plant individuals and populations. Zhurnal Obshchei Biologii 57(6): 684-695. Sumy Agric. Inst., ul. Gazeta "Pravda" 21, ap. 1, Sumy 244022, Ukraine

Ascard, J. (1995). Effects of flame weeding on weed species at different developmental stages. Weed Research 35(5): 397-411. Swedish Univ. Agric. Sci., Dep. Agric. Eng., Box 66, S-230 53 Alnarp, Sweden

Backert, S., P. Doerfel, et al. (1995). Investigation of plant organellar DNAs by pulsed-field gel electrophoresis. Current Genetics 28(4): 390-399. {a} Inst. Biol., Humboldt-Univ. zu Berlin, Invalidenstrasse 43, D-10115 Berlin, Germany

Bauer, T. A., K. A. Renner, et al. (1995). Response of selected weed species to postemergence imazethapyr and bentazon. Weed Technology 9(2): 236-242. {a} Michigan State Univ., East Lansing, MI 48824-1325, USA

Baustista, M. N., B. E. Prado, et al. (1995). Morphology, biology and habits of immature stages of the huauzontle borer Scrobipalpa atriplicella (Roeslerstamm) (Lepidoptera: Gelechiidae). Southwestern Entomologist 20(3): 357-365. Inst. de Fitosanidad, Colegio de Postgraduados, 56230 Montecillo, estado de Mexico, Mexico

Bingaman, B. R. and N. E. Christians (1995). Greenhouse screening of corn gluten meal as a natural control product for broadleaf and grass weeds. Hortscience 30(6): 1256-1259. Dep. Hortic., Iowa State Univ., Ames, IA 50011, USA

Busch, W., R. Martin, et al. (1995). Repeated DNA sequences isolated by microdissection: I. Karyotyping of barley (Hordeum vulgare L.). Genome 38(6): 1082-1090. Botanisches Inst. der Ludwig-Maximilians-Univ. Muenchen Menzinger Strasse 67, D-80638 Muenchen, Germany

Cardina, J., D. H. Sparrow, et al. (1995). Analysis of spatial distribution of common lambsquarters (Chenopodium album) in no-till soybean (Glycine max). Weed Science 43(2): 258-268. {a} Dep. Hortic. Crop Sci., Ohio State Univ., Wooster, OH 44691, USA

Carey, J. B. and J. J. Kells (1995). Timing of total postemergence herbicide applications to maximize weed control and corn (Zea mays) yield. Weed Technology 9(2): 356-361. {a} Dep. Crop Soil Sci., Michigan State Univ., East Lansing, MI 48824, USA

Carmona, R. and A. J. Murdoch (1995). Interactions of temperature and dormancy-relieving compounds on the germination of weed seeds. Seed Science Research 5(4): 227-236. {a} Dep. Agriculture, Univ. Reading, Earley Gate, P.O. Box 236, Reading RG6 6AT, UK

Carretero, J. L. (1995). Summer agrestal vegetation of dryland crops in Spain. Candollea 50(1): 195-216. Dep. Biol. Vegetal, E.T.S. ingenieros Agronomos, Univ. Politecnica, E-46020 Valencia, Spain

Chen, J., G. W. Bird, et al. (1995). Influence of Heterodera glycines on interspecific and intraspecific competition associated with Glycine max and Chenopodium album. Journal of Nematology 27(1): 63-69. {a} Dep. Entomol., Michigan State Univ., East Lansing, MI 48824, USA

Chung, I. M. and D. A. Miller (1995). Natural herbicide potential and alfalfa residue on selected weed species. Agronomy Journal 87(5): 920-925. {a} Dep. Agronomy, Univ. Illinois, Urbana-Champaign, IL 61801, USA

Conn, J. S. and R. E. Deck (1995). Seed viability and dormancy of 17 weed species after 9.7 years of burial in Alaska. Weed Science 43(4): 583-585. USDA-ARS, Subarctic Agric. Res. Unit, Univ. Alaska, P.O. Box 757200, Fairbanks, AL 99775-7200, USA

Dinan, L. (1995). Distribution and levels of phytoecdysteroids within individual plants of species of the Chenopodiaceae. European Journal of Entomology 92(1): 295-300. Dep. Biol. Sci., Univ. Exeter, Washington Singer Lab., Perry Road, Exeter, Devon EX4 4QG, UK

Dyck, E. and M. Liebman (1995). Crop-weed interference as influenced by a leguminous or synthetic fertilizer nitrogen source: II. Rotation experiments with crimson clover, field corn, and lambsquarters. Agriculture Ecosystems and Environment 56(2): 109-120. Dep. Applied Ecol. Environ. Sci., Univ. Maine, Orono, ME 04469-5722, USA

Dyck, E., M. Liebman, et al. (1995). Crop-weed interference as influenced by a leguminous or synthetic fertilizer nitrogen source: I. Doublecropping experiments with crimson clover, sweet corn, and lambsquarters. Agriculture Ecosystems and Environment 56(2): 93-108. {a} Dep. Applied Ecol. Environ. Sci., Univ. Maine, Orono, ME 04469-5722, USA

Dyer, W. E. (1995). Exploiting weed seed dormancy and germination requirements through agronomic practices. Weed Science 43(3): 498-503. Plant Soil Environ. Sci. Dep., Montana State Univ., Bozeman, MT 59717-0312, USA

Fleischer, A. and R. Ehwald (1995). The free space of sugars in plant tissues: External film and apoplastic volume. Journal of Experimental Botany 46(287): 647-654. {a} Humboldt-Univ. zu Berlin, Mathematisch-Naturwissenschaftliche Fakultaet I, Inst. Biologie, Invalidenstrasse 42, D-10115 Berlin, Germany

Franetovich, M. (1995). A growing concern: herbicide resistance in weeds. Journal of Natural Resources and Life Sciences Education 24(1): 80-82. c/o Kevin J. Donnelly, 550 Ag Hall, Dep. Agronomy, Oklahoma State Univ., Stillwater, OK 74078, USA

Hulina, N. and L. Dumija (1995). Heavy metals in weeds in the Posavina area. Poljoprivredna Znanstvena Smotra 60(1): 95-103. {a} Zavod Poljoprivrednu Botaniku, Agronomski Fakultet Sveucilista Zagrebu, Svetosimunska 25, 10 000 Zagreb, Croatia

Idris, A. B. and E. Grafius (1995). Wildflowers as nectar sources for Diadegma insulare (Hymenoptera: Ichneumonidae), a parasitoid of diamondback moth (Lepidoptera: Yponomeutidae). Environmental Entomology 24(6): 1726-1735. Dep. Entomol., Mich. State Univ., East Lansing, MI 48824-1115, USA

Ismail, A. E. and S. A. Hasabo (1995). Effects of root diffusates of some weeds associated with corn plantations on the hatchability of the corn cyst nematode, Heterodera zeae. Anzeiger fuer Schaedlingskunde Pflanzenschutz Umweltschutz 68(6): 135-136. Plant Pathol., Dep., Natl. Res. Centre, PO Box 12311, Dokki, Cairo, Egypt

Ismail, A. E. and S. A. Hasabo (1995). Effect of root diffusates of some weeds in corn fields on the hatchability of corn cyst nematode, Heterodera zeae. Pakistan Journal of Nematology 13(1): 41-46. Dep. Plant Pathol., Natl. Res. Cent., Dokki, Egypt

Jensen, P. K. (1995). Effect of light environment during soil disturbance on germination and emergence pattern of weeds. Annals of Applied Biology 127(3): 561-571. Danish Inst. Plant Soil Sci., Dep. Weed Control Pesticide Ecol., Flakkebjerg, DK-4200 Slagelse, Denmark

Jones, D. S., H. Lin, et al. (1995). Reduced preplant-incorporated imazaquin rates for broadleaf weed control in soybean. Agronomy Journal 87(3): 498-502. {a} Dep. Agron., Univ. Kentucky, Lexington, KY 40546-0091, USA

Kempenaar, C. and B. J. Schnieders (1995). A method to obtain fast and uniform emergence of weeds for field experiments. Weed Research 35(5): 385-390. DLO Res. Inst. Agrobiol. Soil Fertility, PO Box 14, 6700 AA Wageningen, Netherlands

Kikuchi, H., T. Horio, et al. (1995). Activity of host-derived attractants and their related compounds toward the zoospores of phytopathogenic Aphanomyces cochlioides. Bioscience Biotechnology and Biochemistry 59(11): 2033-2035. {a} Dep. Applied Biosci., Fac. Agric., Hokkaido Univ., Kita-ku, Sapporo 060, Japan

Kwon, C. S. and D. Penner (1995). The interaction of insecticides with herbicide activity. Weed Technology 9(1): 119-124. Dep. Crop Soil Sci., Mich. State Univ., East Lansing, MI 48824, USA

Lichtner, F. T., R. F. Dietrich, et al. (1995). Ethametsulfuron methyl metabolism and crop selectivity in spring oilseed rape (Brassica napus L.). Pesticide Biochemistry and Physiology 52(1): 12-24. {a} DuPont Agric. Prod., Stine/Haskell Res. Cent., Newark, DE 19714, USA

Ligneau, L. A. M. and T. A. Watt (1995). The effects of domestic compost upon the germination and emergency of barley and six arable weeds. Annals of Applied Biology 126(1): 153-162. {a} Wye Coll., Univ. London, Wye, Ashford, Kent TN25 5AH, UK

Luthra, G. and B. Sadana (1995). Potential of improving protein quality of wheat Chapati by addition of Bathu (Chenopodium album), carrot (Daucus carota) and radish (Raphanus sativus) leaves. Journal of Food Science and Technology 32(6): 507-509. {a} Dep. Foods Nutrition, Punjab Agric. Univ., Ludhiana-141 004, India

Mardanian, S. S. and N. A. Grigorian (1995). Interaction of plant and adrenocortical 2Fe-2S-ferredoxins with detergents. Biochemistry Moscow 60(7): 801-805. {a} Bunatian Inst. Biochem., Natl. Acad. Sci. Armenia, ul. P. Sevaka 5/1, Yerevan 375044, Armenia

Mehmood, T. and M. Z. Iqbal (1995). Vegetation and soil characteristics of the wasteland of Valika chemical industries near Manghopir, Karachi. Journal of Arid Environments 30(4): 453-462. Dep. Botany, Univ. Karachi, Karachi-75270, Pakistan

Mehta, H. M., J. R. Chavda, et al. (1995). Effect of methods of sowing and weed management on yield of chicory (Cichorium intybus). Indian Journal of Agronomy 40(1): 147-149. Dep. Agronomy, Bansilal Amrutlal Coll. Agric., Gumarat Agric. Univ., Campus Anand 388 110, India

Mohler, C. L. and M. B. Callaway (1995). Effects of tillage and mulch on weed seed production and seed banks in sweet corn. Journal of Applied Ecology 32(3): 627-639. {a} Sect. Ecol. Systematics, Cornell Univ., Ithaca, NY 14853, USA

Mori, I., P. R. Fonne, et al. (1995). A novel class of herbicides: Specific Inhibitors of Imidazoleglycerol Phosphate Dehydratase. Plant Physiology Rockville 107(3): 719-723. {a} Int. Res. Lab., Ciba-Geigy, P.O. Box 1, Takarazuka 665, Japan

Muenster, P., W. Freund, et al. (1995). Synthesis and herbicidal activity of isoxazoledicarboxylic acid derivatives. Pesticide Science 44(1): 21-27. {a} BASF Aktiengesellschaft, D-67056 Ludwigshafen, Germany

Nagashima, H. and I. Terashima (1995). Relationships between height, diameter and weight distributions of Chenopodium album plant in stands: Effects of dimension and allometry. Annals of Botany London 75(2): 181-188. Inst. Biological Sci., Univ. Tsukuba, Tsukuba, Ibaraki 305, Japan

Nagashima, H., I. Terashima, et al. (1995). Effects of plant density on frequency distributions of plant height in Chenopodium album stands: Analysis based on continuous monitoring of height-growth of individual plants. Annals of Botany London 75(2): 173-180. {a} Inst. Biologica Sci., Univ. Tsukuba, Tsukuba, Ibaraki 305, Japan

Nicotra, A. B. and N. L. Rodenhouse (1995). Intraspecific Competition in Chenopodium album Varies with Resource Availability. American Midland Naturalist 134(1): 90-98. {a} Dep. Ecol. Evol. Biol., Univ. Connecticut, Storrs, CT 06269, USA

Paradkar, N. R. (1995). Weed flora of winter crops in Balaghat District (Madhya Pradesh). Advances in Plant Sciences 8(2): 367-370. Dep. Agronomy, Coll. Agric., J.N.K.V.V., Jabalpur 482 004, India

Parks, R. J., W. S. Curran, et al. (1995). Common lambsquarters (Chenopodium album) control in corn (Zea mays) with postemergence herbicides and cultivation. Weed Technology 9(4): 728-735. Pennsylvania State Univ., University Park, PA 16802, USA

Popay, A. I., T. I. Cox, et al. (1995). Seasonal emergence of weeds in cultivated soil in New Zealand. Weed Research 35(5): 429-436. {a} AgResearch, Corporate Office, Private Bag 3115, Hamilton North, New Zealand

Qasem, J. R. and T. A. Hill (1995). The effect of pot volume and potassium levels on growth of tomato, fat-hen and groundsel. Dirasat Series B Pure and Applied Sciences 22(2): 499-520. {a} Dep. Plant Protect., Fac. Agric., Univ. Jordan, Amman, Jordan

Qasem, J. R. and T. A. Hill (1995). Growth, development and nutrient accumulation in Senecio vulgaris L. and Chenopodium album L. Weed Research 35(3): 187-196. Dep. Plant Prot., Fac. Agric., Univ. Jordan, Amman, Jordan

Riechers, D. E., L. M. Wax, et al. (1995). Surfactant effects on glyphosate efficacy. Weed Technology 9(2): 281-285. {a} Dep. Crop Soil Sci., Washington State Univ., Pullman, WA 99164-6420, USA

Rudat, A. and H. Goring (1995). Induction of betacyanin formation in cell cultures of Chenopodium album under UV-light irradiation. Journal of Experimental Botany 46(282): 129-134. {a} Inst. Ecol., Humboldt-Univ., Luisenstr. 53, D-10117 Berlin, Germany

Sans, F. X. and R. M. Masalles (1995). Phenological patterns in an arable land weed community related to disturbance. Weed Research 35(5): 321-332. {a} Cent. d'Ecol. Fonctionelle Evolutive Louis Emberger, C.N.R.S., B.P. 5051, F-34033 Montpellier Cedex, France

Shioi, Y., T. Masuda, et al. (1995). Breakdown of chlorophylls by soluble proteins extracted from leaves of Chenopodium album. Journal of Plant Physiology 145(4): 416-421. {a} Dep. Biol. Sci., Fac. Biosci. and Biotechnol., Tokyo Inst. Technol., Nagatsuta, Midoriku, Yokohama 226, Japan

Simpson, D. M. and E. W. Stoller (1995). Response of sulfonylurea-tolerant soybean (Glycine max) and selected weed species to imazethapyr and thifensulfuron combinations. Weed Technology 9(3): 582-586. {a} Dep. Agron., Univ. Ill., 1102 S. Goodwin Ave., Urbana, IL 61801, USA

Singh, S., R. K. Malik, et al. (1995). Evaluation of application method of tribenuron for broadleaf weed control in wheat. Tests of Agrochemicals and Cultivars(16): 52-53. {a} Biosci. Biotechnol. Dep., Strathclyde Univ., Glasgow G4 0NR, UK

Steenberg, T. and J. Eilenberg (1995). Natural occurrence of entomopathogenic fungi on aphids at an agricultural field site. Czech Mycology 48(2): 89-96. Dep. Ecol. Mol. Biol., Royal Vet. Agric. Univ., Buelowsvej 13, 1870 Frederiksberg C, Copenhagen, Denmark

Thakur, G. L., H. D. Verma, et al. (1995). Integrated approach for weed control in sugarcane (Saccharum officinarum). Indian Journal of Agronomy 40(4): 715-718. Main Sugarcane Res. Station, R. A. K. Coll. Agric., Jawaharlal Nehru, Krishi Vishwa Vidyalaya, Sehore, Madhya Pradesh 466 001, India

Venkatasubbaiah, P., T. B. Sutton, et al. (1995). The structural and biological properties of secondary metabolites produced by Peltaster fructicola, a fungus associated with apple sooty blotch disease. Plant Disease 79(11): 1157-1160. {a} Oncogene Sci., 106 Charles Lindberg Blvd., Uniondale, NY 11553, USA

Wall, D. A. (1995). Bentazon tank-mixtures for improved redroot pigweed (Amaranthus retroflexus) and common lambsquarters (Chenopodium album) control in navy bean (Phaseolus vulgaris). Weed Technology 9(3): 610-616. Agric. Agri-Food Can., Agri-Food Diversification Res. Cent., Unit 100-101, Route 100, Morden, MB R6M 1Y5, Canada

Weiner, J. (1995). Following the growth of individuals in crowded plant populations. Trends in Ecology and Evolution 10(10): 389-390. Dep. Biol., Swarthmore Coll., Swarthmore, PA 19081, USA

Woehlecke, H. and R. Ehwald (1995). Characterization of size-permeation limits of cell walls and porous separation materials by high-performance size-exclusion chromatography. Journal of Chromatography A 708(2): 263-271. {a} Inst. Biol., Math.-Nat. Fac. 1, Humboldt-Univ., Invalidenstr. 42, D-10115 Berlin, Germany

Wright, T. R., A. G. Ogg, Jr., et al. (1995). Dissipation and water activation of UCC-C4243. Weed Science 43(1): 149-155. {a} Dep. Crop Soil Sci., Washington State Univ., Pullman, WA 99164-6420, USA

Wuertzen, P. A., H. S. Nelson, et al. (1995). Characterization of Chenopodiales (Amaranthus retroflexus, Chenopodium album, Kochia scoparia, Salsola pestifer) pollen allergens. Allergy Copenhagen 50(6): 489-497. {a} ALK Lab., Boge Alle 10-12, 2970 Horsholm, Denmark

Yadav, P. K., S. P. Kurchania, et al. (1995). Herbicide and fertilizer compatibility under normal and stale seedbed sowing of wheat (Triticum aestivum) at different levels of nitrogen. Indian Journal of Agricultural Sciences 65(4): 265-270. Dep. Agron., Jawaharlal Nehru Krishi Vishwa Vidyalaya, Jabalpur, Madhya Pradesh 482 004, India

Yadav, R. P., U. K. Shrivastava, et al. (1995). Yield and economic analysis of weed-control practices in Indian mustard (Brassica juncea). Indian Journal of Agronomy 40(1): 122-124. Zonal Agric. Res. Stn., Jawaharlal Nehru Kirshi Vishwa Vidyalaya, Morena, Madhya Pradesh 476 001, India

York, A. C., J. W. Wilcut, et al. (1995). Efficacy of imazethapyr in peanut (Arachis hypogaea) as affected by time of application. Weed Science 43(1): 107-116. {a} Crop Sci. Dep., North Carolina State Univ., Raleigh, NC 27695-7620, USA

Alston, D. G. (1994). Effect of apple orchard floor vegetation on density and dispersal of phytophagous and predaceous mites in Utah. Agriculture Ecosystems and Environment 50(1): 73-84. Dep. Biology, Utah State Univ., Logan, UT 84322-5305, USA

Andersson, L. (1994). Seed Production and Seed Weight of Six Weed Species Treated with MCPA. Swedish Journal of Agricultural Research 24(3): 95-100. Swedish Univ. Agric. Sci., Dep. Crop Production Sci., P.O. Box 7043, Uppsala S-750 07, Sweden

Blackshaw, R. E., F. O. Larney, et al. (1994). Crop rotation and tillage effects on weed populations on the semi-arid Canadian prairies. Weed Technology 8(2): 231-237. Agric. Canada Res. Stn., Lethbridge, AB, CAN T1J 4B1, Canada

Brust, G. E. (1994). Seed-predators reduce broadleaf weed growth and competitive ability. Agriculture Ecosystems and Environment 48(1): 27-34. SWPAP R.R.6, Box 139A, Vincennes, IN 47591, USA

Bulcke, R., B. P. De, et al. (1994). Response of weed flora and crop yield to yearly repeated herbicide applications in continuous maize. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 59(3b): 1265-1275. {a} Lab. Herbologie, Centrum voor Onkruidonderzoek, Universiteit Gent, Coupure links 653, B-9000 Gent, Belgium

Dessaint, F. and J. P. Caussanel (1994). Trend surface analysis: A simple tool for modeling spatial patterns of weeds. Crop Protection 13(6): 433-438. {a} INRA, Lab. Malherbologie, F-21034 Dijon Cedex, France

Dvorak, F. (1994). Study on some species subsumed under Chenopodium probstii A. and on C. purpurascens B. de Juss. ex Jacq. Feddes Repertorium 105(3-4): 113-139. Hroznatova 7, 615 00 Brno 15, Czech Republic

Dyck, E. and M. Liebman (1994). Soil fertility management as a factor in weed control: The effect of crimson clover residue, synthetic nitrogen fertilizer, and their interaction on emergence and early growth of lambsquarters and sweet corn. Plant and Soil 167(2): 227-237. Dep. Plant Soil Environ. Sci., Sustainable Agric. Prog., Univ. Maine, Orono, ME 04469-5722, USA

Eberlein, C. V., J. C. Whitmore, et al. (1994). Postemergence weed control in potatoes (Solanum tuberosum) with rimsulfuron. Weed Technology 8(3): 428-435. {a} Dep. Plant, Soil, Entomol. Sci., Univ. Idaho, Aberdeen, ID 83210, USA

Ervio, R., S. Hyvarinen, et al. (1994). Soil properties affecting weed distribution in spring cereal and vegetable fields. Agricultural Science in Finland 3(5): 497-504. Agric. Res. Cent. Finland, FIN-31600 Jokioinen, Finland

Fujii, Y. (1994). Screening of allelopathic candidates by new specific discrimination, and assessment methods for allelopathy, and the identification of L-DOPA as the allelopathic substance from the most promising velvetbean (Mucuna pruriens). Bulletin of the National Institute of Agro Environmental Sciences(10): 115-218. Natl. Inst. Agro-Environ. Sci., Tsukuba, Ibaraki 305, Japan

Harvey, R. G. and C. R. Wagner (1994). Using estimates of weed pressure to establish crop yield loss equations. Weed Technology 8(1): 114-118. Dep. Agron., Univ. Wisconsin, Madison, WI 53706, USA

Hoogerkamp, M. and A. Hoogerbrugge (1994). Reducing fitness, a tool in chemical weed control in crops? Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 59(3b): 1277-1284. {a} Res. Inst. Agrobiol. Soil Fertility, P.O. Box 14, NL-6700 AA Wageningen, Netherlands

Ivanova, T. I., O. A. Semikhatova, et al. (1994). Dark respiration of halophytes. Fiziologiya Rastenii Moscow 41(1): 44-48. {a} Bot. Inst., Russ. Acad. Sci., ul. Prof. Popova 2, 197022 St. Petersburg, Russia

Jablonski, W. and M. Widera (1994). The floristic changes on excluded from agricultural production field after single roundup spraying. Acta Agrobotanica 47(2): 5-12. Inst. Cultivation, Fertilization Pedol., Dep. Tillage, 24 Witosa St., 55-250 Jelcz-Laskowice, Poland

Jaiswal, V. P. (1994). Differential response of weed species to herbicides in potato. Journal of the Indian Potato Association 21(1-2): 157-159. Cent. Potato Res. Stn., Jalandhar 144 003, India

Johnson, G. N., A. J. Young, et al. (1994). Activation of non-photochemical quenching in thylakoids and leaves. Planta Heidelberg 194(4): 550-556. {a} Robert Hill Inst,. Dep. Molecular Biol. Biotechnol., Univ. Sheffield, P.O. Box 594, Firth Court, Western Bank, Sheffield S10 2UH, UK

Koppitz, H., H. Woehlecke, et al. (1994). Cross-linking treatment for increasing lectin binding capacity of a vesicular affinity sorbent consisting of higher plant cell walls. Phytochemistry Oxford 35(5): 1205-1213. Dep. Biol., Inst. Plant Physiol. and Cell Biol., Humboldt-Univ. Berlin, Invalidenstrasse 43, D-10115, Berlin, Germany

Kryshen, A. M. (1994). Investigation of phytocenosis structure of nursery. I. The influence of agrotechnics, soil and weather conditions. Vestnik Sankt Peterburgskogo Universiteta Seriya 3 Biologiya(3): 40-48, 118. St. Petersb. State Univ., St. Petersburg, Russia

Lanini, W. T. and S. M. Le (1994). Weed control economics in bell pepper (Capsicum annuum) with napropamide and hand weeding. Weed Technology 8(3): 530-535. {a} Ext. Weed Ecol., Div. Biol. Sci., Sect. Plant Biol., Univ. Calif., Davis, CA 95616, USA

Larsson, M. (1994). Pathogenicity, morphology and isozyme variability among isolates of Aphanomyces spp. from weeds and various crop plants. Mycological Research 98(2): 231-240. Nordreco AB, Box 520, S-267 25 Bjuv, Sweden

Lempiainen, T. and G. Levkovskaya (1994). Grain and seed impressions on ceramics from Vasilievskoye, Novgorod, Russia. Annales Botanici Fennici 31(3): 191-196. {a} Dep. Biology, Univ. Turku, FIN-20500 Turku, Finland

Lomonosova, M. N. and A. A. Krasnikov (1994). Chromosome numbers in some species of genus Chenopodium (Chenopodiaceae) of the flora of Siberia. Botanicheskii Zhurnal St Petersburg 79(3): 124-125. Cent. Sib. Bot. Gard., Sib. Div., Russ. Acad. Sci., Novosibirsk, Russia

MacDonald, R. L., C. J. Swanton, et al. (1994). Basis for the selective action of fluroxypyr. Weed Research 34(5): 333-344. Dep. Environmental Biology, Univ. Guelph, Guelph, ON N1G 2W1, Canada

Mallik, M. A. B., R. Puchala, et al. (1994). A growth inhibitory factor from lambsquarters (Chenopodium album). Journal of Chemical Ecology 20(4): 957-967. {a} Agric. Res. Program, Langston Univ., Langston, OK 73050, USA

Moore, M. J., T. J. Gillespie, et al. (1994). Effect of cover crop mulches on weed emergence, weed biomass, and soybean (Glycine max) development. Weed Technology 8(3): 512-518. {a} Dep. Land Resource Sci., Univ. Guelph, Guleph, ON N1G 2W1, Canada

Mt, P. J. and K. J. Schlather (1994). Incidence of weed seed in cow (Bos sp.) manure and its importance as a weed source for cropland. Weed Technology 8(2): 304-310. Dep. Soil Crop, Atmos Sci., Cornell Univ., Ithaca, NY 14853, USA

Olofsdotter, M., A. Olesen, et al. (1994). A comparison of herbicide bioassays in cell cultures and whole plants. Weed Research 34(6): 387-394. Dep. Crop Sci., Royal Vet. Agricultural Univ., Thorvaldsensvej 40, 1871 Frederiksberg C, Denmark

Onofri, A. and F. Tei (1994). Competitive ability and threshold levels of three broadleaf weed species in sunflower. Weed Research 34(6): 471-479. {a} Inst. Agronomia Gen. Coltivazioni erbacee, Univ. Studi Perugia, Borgo XX Giugno 74, I-06121 Perugia, Italy

Qasem, J. R. and T. A. Hill (1994). Inter- and intraspecific competition of fat-hen (Chenopodium album L.) and groundsel (Senecio vulgaris L.). Weed Research 34(2): 109-118. {a} Dep. Plant Protection, Fac. Agric., Univ. Jordan, Amman, Jordan

Rabaey, T. L. and R. G. Harvey (1994). Efficacy of Corn (Zea mays) Herbicides Applied at Reduced Rates Impregnated in Dry Fertilizer. Weed Technology 8(4): 830-835. Dep. Agron., Univ. Wisconsin, Madison, WI 53706-1597, USA

Reinhardt, C. F., R. Meissner, et al. (1994). Allelopathic interaction between Chenopodium album L. and certain crop species. South African Journal of Plant and Soil 11(1): 45-49. {a} Dep. Plant Prod., Univ. Pretoria, Pretoria 0002, South Africa

Riechers, D. E., L. M. Wax, et al. (1994). Surfactant-increased glyphosate uptake into plasma membrane vesicles isolated from common lambsquarters leaves. Plant Physiology Rockville 105(4): 1419-1425. {a} Dep. Plant Biol., Univ. Ill., Urbana, IL 61801, USA

Rudat, A. and R. Ehwald (1994). Induction of betacyanin formation in Chenopodium album cell cultures by co-cultivation with the duckweed Wolffia arrhiza. Plant Cell Reports 13(5): 291-294. {a} Inst. Ecol., Humboldt Univ. Berlin, Luisenstr. 53, D-10117 Berlin, Germany

Sandmann, G. and M. Albrecht (1994). Assays for three enzymes involved in mevalonic acid metabolism. Physiologia Plantarum 92(2): 297-301. Fakultaet Biologie, Univ. Konstanz, P.O. Box 5560, D-78434 Konstanz, Germany

Schreiber, M. M., M. V. Hickman, et al. (1994). Efficacy of starch-encapsulated formulations of atrazine containing two or three herbicides in same granule. Weed Technology 8(1): 105-113. USDA, Agric. Res. Serv., Lafayette, IN 47907-1155, USA

Singh, A. K. and V. Nepalia (1994). Comparative efficacy of fluchloralin and pendimethalin for weed control in field pea (Pisum sativum). Indian Journal of Agronomy 39(1): 164-165. Dep. Agron., Rajasthan Coll. Agric., Rajasthan Agric. Univ., Udaipur 313 001, India

Singh, A. K. and R. A. Singh (1994). Weed management in rice (Oryza sativa)-lentil (Lens culinaris) sequence under dryland condition of Varanasi. Indian Journal of Agronomy 39(4): 608-611. Dep. Agron., Inst. Agric. Sci., Banaras Hindu Univ., Varanasi, Uttar Pradesh 221 005, India

Singh, S. and R. K. Malik (1994). Effect of 2,4-D and tribenuron on the control of broad-leaf weeds in wheat (Triticum aestivum). Indian Journal of Agronomy 39(3): 410-414. Dep. Agron., Chaudhary Charan Singh Haryana Agric. Univ., Hisar 125 004, India

Stevens, M., H. G. Smith, et al. (1994). The host range of beet yellowing viruses along common arable weed species. Plant Pathology Oxford 43(3): 579-588. AFRC Inst. Arable Crops Res., Broom's Barn Exp. Stn., Higham, Bury St. Edmunds, Suffolk IP28 6NP, UK

Swinton, S. M., D. D. Buhler, et al. (1994). Estimation of crop yield loss due to interference by multiple weed species. Weed Science 42(1): 103-109. {a} Dep. Agric. Econ., Mich. State Univ., East Lansing, MI 48824-1039, USA

Tahara, S., S. Kasai, et al. (1994). Identification of mucondialdehyde as a novel stress metabolite. Experientia Basel 50(2): 137-141. {a} Dep. Applied Bioscience, Fac. Agric., Hokkaido Univ., Kita-ku, Sapporo 060, Japan

Vencill, W. K. and P. A. Banks (1994). Effects of tillage systems and weed management on weed populations in grain sorghum (Sorghum bicolor). Weed Science 42(4): 541-547. {a} Crop and Soil Sci. Dep., Univ. Georgia, Athens, GA 30602, USA

Vicol, A. and C. Dobrota (1994). Lettuce, lambsquarters and country mallow callus culture bioassays in the study of allelopathy. Studia Universitatis Babes Bolyai Biologia 39(1): 69-73. {a} Biol. Res. Inst., 3400 Cluj, Romania

Wilson, R. G. (1994). New Herbicides for Postemergence Application in Sugarbeet (Beta vulgaris). Weed Technology 8(4): 807-811. Dep. Agron., Univ. Nebraska, Scottsbluff, NE 69361, USA

Wittenbach, V. A., M. K. Koeppe, et al. (1994). Basis of selectivity of Triflusulfuron methyl in sugar beets (Beta vulgaris). Pesticide Biochemistry and Physiology 49(1): 72-81. DuPont Agric. Products, Stine-Haskell Res. Center, Newark, DE 19714, USA

Wong, A. T. S. and G. L. Tylka (1994). Eight nonhost weed species of Heterodera glycines in Iowa. Plant Disease 78(4): 365-367. Dep. Plant Pathol., 351 Bessey Hall, Iowa State Univ., Ames, IA 50011, USA

Acikgoz, S. (1993). Detection of mycoplasma-like organisms in infected potato by electron microscopy. Journal of Phytopathology Berlin 138(2): 171-174. Ataturk Univ., Ziraat Fak. Bitki Koruma Bolumu, 25240 Erzurum, Turkey

Appenroth, K. J. and R. Bergfeld (1993). Photophysiology of turion germination in Spirodela polyrhiza (L.) Schleiden: XI. Structural changes during red light induced responses. Journal of Plant Physiology 141(5): 583-588. {a} Univ. Jena, Inst. General Botany, Von-Hase-Weg 3, O-6900 Jena, Germany

Arnold, R. N., M. W. Murray, et al. (1993). Weed control in pinto beans (Phaseolus vulgaris) with imazethapyr combinations. Weed Technology 7(2): 361-364. New Mex. State Univ. Agric. Sci. Cent. at Farmington, Farmington, NM 87499

Ballesteros, M. N., M. E. Valencia, et al. (1993). Effect of diet composition on protein requirements of children and adults in Northern Mexico. Annals of Nutrition and Metabolism 37(2): 90-100. {a} Centro Investigacion Alimentacion, Desarrollo AC, Hermosillo, Sonora, Mexico

Bera, B., S. Das, et al. (1993). Morphological studies on three cytotypes of Chenopodium album L. of lower gangetic plains, West Bengal, India. Phytomorphology 43(1-2): 93-103. Cytogenetics Lab., Dep. Botany, Bose Inst., 93/1, A.P.C. Road, Calcutta-700 009, India

Bouwmeester, H. J. and C. M. Karssen (1993). Seasonal periodicity in germination of seeds of Chenopodium album L. Annals of Botany London 72(5): 463-473. {a} Dep. Plant Physiol., Agric. Univ., Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Brownleader, M., K. D. Golden, et al. (1993). An inhibitor of extensin peroxidase in cultured tomato cells. Phytochemistry Oxford 33(4): 755-758. {a} Dep. Biochem., Royal Holloway and Bedford New Coll., Univ. London, Egham Hill, Egham, Surrey TW20 OEX, UK

Chowdhury, M. K. and E. L. Rosario (1993). Nitrogen utilization efficiency as affected by component populations in maize-mungbean intercropping. Tropical Agriculture 70(3): 199-204. {a} On-Farm Res. Div., Bangladesh Agric. Res. Inst., Joydebpur, Gazipur 1701, Bangladesh

Corio, C. M. F., L. Chapuis, et al. (1993). Analysis of sterols in plants and cell cultures producing ecdysteroids: I. Chenopodium album. Plant Science Limerick 91(1): 23-33. {a} INRA Bordeaux, SRIV, B.P. 81 33883, Villenave d'Ornon Cedex, France

Cousens, R. D. and N. M. E. O (1993). Confidence intervals for area of influence experiments and derived yield loss estimates. Weed Science 41(2): 288-290. Sch. Crop Sci., Univ. Sydney, NSW 2006, Australia

Curwiel, V. B. and R. J. J. S. Van (1993). Influence of photoinhibition on electron transport and photophosphorylation of isolated chloroplasts. Physiologia Plantarum 89(1): 97-102. {a} Dep. Physiol., Agric. Univ., Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Davis, E. S., P. K. Fay, et al. (1993). Persistence of spotted knapweed (Centaurea maculosa) seed in soil. Weed Science 41(1): 57-61. {a} CMARC, Moccasin, MT 59462, USA

Day, T. A., G. Martin, et al. (1993). Penetration of UV-B radiation in foliage: Evidence that the epidermis behaves as a non-uniform filter. Plant Cell and Environment 16(6): 735-741. {a} Dep. Biology, Brooks Hall, West Va. Univ., Morgantown, WV 26506-6057, USA

Dey, N. and R. K. Mandal (1993). Characterisation of 2S albumin with nutritionally balanced amino acid composition from the seeds of Chenopodium album and its antigenic homology with seed proteins of some Chenopodiaceae and Amaranthaceae species. Biochemistry and Molecular Biology International 30(1): 149-157. Dep. Biochemistry, Bose Inst. Centenary Building, Calcutta 700 054, India

Dobbels, A. F. and G. Kapusta (1993). Postemergence weed control in corn (Zea mays) with nicosulfuron combinations. Weed Technology 7(4): 844-850. Dep. Plant Soil Sci., Southern Illinois Univ., Carbondale, IL 62901, USA

Dvorak, F. (1993). Study on some hybrids from Chenopodium album agg. Feddes Repertorium 104(1-2): 1-16. Hroznatova 7, 615 00 Brno-Zidenice, Czechoslovakia

Farrell, J. A. and M. W. Stufkens (1993). Phenology, diapause, and overwintering of the wheat bug, Nysius huttoni (Hemiptera: Lygaeidae), in Canterbury, New Zealand. New Zealand Journal of Crop and Horticultural Science 21(2): 123-131. DSIR Plant Protection, Private Bag, Christchurch, New Zealand

Ferrero, A. (1993). Effects of Chenopodium album L. interaction with sugarbeet (Beta vulgaris L.). Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 58(3a): 995-1002. Ist. Alimentazione anim., Univ. degli Studi di Milano, via Celoria 10, Milano, Italy

Flanagan, L. B., J. D. Marshall, et al. (1993). Photosynthetic gas exchange and the stable isotope composition of leaf water: Comparison of a xylem-tapping mistletoe and its host. Plant Cell and Environment 16(6): 623-631. {a} Dep. Biology, Carleton Univ., 1125 Colonel Drive, Ottawa, ON K1S 5B6, Canada

Forcella, F., O. K. Eradat, et al. (1993). Application of weed seedbank ecology to low-input crop management. Ecological Applications 3(1): 74-83. North Central Soil Conservation Res. Lab., USDA Agric. Res. Serv., Morris, MN 56267, USA

Gogoi, A. K., H. Kalita, et al. (1993). Effect of weed control and fertilizer placement on weeds and yield of field pea (Pisum sativum). Indian Journal of Agronomy 38(4): 672-674. Dep. Agronomy, Assam Agric. Univ., Jorhat 785 013, India

Gogoi, A. K., H. Kalita, et al. (1993). Crop-weed competition in rainfed wheat (Triticum aestivum). Indian Journal of Agronomy 38(3): 480-483. Dep. Agronomy, Assam Agric. Univ., Jorhat 785 013, India

Gray, S. M., D. Smith, et al. (1993). Barley yellow dwarf virus isolate-specific resistance in spring oats reduced virus accumulation and aphid transmission. Phytopathology 83(7): 716-720. {a} USDA, ARS, Cornell Univ., Ithaca, NY 14853, USA

Hajare, T. N., K. M. Nair, et al. (1993). Evaluation of black soils of central India for soybean (Glycine max) cultivation under rainfed condition. Indian Journal of Agricultural Sciences 63(5): 283-288. Regional Cent., Natl. Bureau Soil Survey Land Use Planning, Nagpur, Maharashtra 440 010, India

Happe, T. and J. D. Naber (1993). Isolation, characterization and N-terminal amino acid sequence of hydrogenase from the green alga Chlamydomonas reinhardtii. European Journal of Biochemistry 214(2): 475-481. {a} Ruhr-Univ. Bochum, Lehrstuhl Biochem. Pflanzen, Postfach 102148, 44780 Bochum, Germany

Hartzler, R. G. and G. W. Roth (1993). Effect of prior year's weed control on herbicide effectiveness in corn (Zea mays). Weed Technology 7(3): 611-614. {a} Dep. Agron., Iowa State Univ., IA 50011, USA

Harvey, S. J. and F. Forcella (1993). Vernal seedling emergence model for common lambsquarters (Chenopodium album). Weed Science 41(2): 309-316. USDA/ARS North Cent. Soil Conserv. Res. Lab., Morris, MN 56267, USA

Horio, T., K. Yoshida, et al. (1993). A phenolic amide from roots of Chenopodium album. Phytochemistry Oxford 33(4): 807-808. Dep. Agric. Chem., Fac. Agric., Hokkaido Univ., Kita-ku, Sapporo 060, Japan

Hume, L. (1993). Development of equations for estimating yield losses caused by multi-species weed communities dominated by green foxtail (Setaria viridis (L.) Beauv.). Canadian Journal of Plant Science 73(2): 625-635. Res. Branch, Agric. Can., Regina, SK S4P 3A2, Canada

Jordan, D. L., J. W. Wilcut, et al. (1993). Application timing of lactofen for broadleaf weed control in peanut (Arachis hypogaea). Peanut Science 20(2): 129-131. {a} Dep. Crop and Soil Sci., Univ. Ga., Coastal Plain Exp. Stn., Tifton, GA 31793, USA

Kaspari, M. (1993). Removal of seeds from neotropical frugivore droppings: Ant responses to seed number. Oecologia Heidelberg 95(1): 81-88. Brackenridge Field Lab., Dep. Zool., Univ. Tex., Austin, TX 78712-1064, USA

Khurana, S. C., K. K. Thakral, et al. (1993). Effect of pendimethalin and isoproturon on weeds and tuber yield in potato. Journal of the Indian Potato Association 20(4): 255-257. Dep. Vegetable Crops, CCS Haryana Univ., Hisar 125 004, India

Kluge, R. L. and P. M. Caldwell (1993). The biology and host specificity of Pareuchaetes aurata aurata (Lepidoptera: Arctiidae), "a new association" biological control agent for Chromolaena odorata (Compositae). Bulletin of Entomological Research 83(1): 87-93. {a} Agric. Res. Council, Plant Protection Res. Inst., Private Bag X9059, Pietermaritzburg 3200, S. Afr

Krempasky, J., M. Smrcinova, et al. (1993). Periodicity and chaos in a photosynthetic system. Photosynthesis Research 37(2): 159-164. Dep. Physics, Fac. Elec. Eng., Slovak Technical Univ., Ilkovicova 3, 812 19 Bratislava, Slovakia

Kumar, B. V. and M. Pratap (1993). Effects of weeding at different stages on nutrient uptake by weeds in brinjal. Journal of Maharashtra Agricultural Universities 18(3): 426-428. {a} Coll. Agric., Hyderabad 500 030, India

Leroux, G. D. (1993). Relative fitness of s-triazine susceptible and resistant biotypes of Chenopodium album. Phytoprotection 74(3): 143-152. Dep. Phytol., Fac. des Sciences Agric. Alimentation, Univ. Laval, PQ G1K 7P4, Canada

Marquardt, J. and R. Bassi (1993). Chlorophyll-proteins from maize seedlings grown under intermittent light conditions: Their stoichiometry and pigment content. Planta Heidelberg 191(2): 265-273. {a} Fachbereich Biol./Botanik, Karl-von-Frischstrasse, D-35032 Marburg, Germany

McWhorter, C. G. and J. M. Anderson (1993). Effects of Johnsongrass (Sorghum halepense), hemp sesbania (Sesbania exaltata), and delayed harvest soybeans. Weed Technology 7(2): 355-360. {a} Plant Physiol. Appl. Tech Res. Unit, Agric. Res. Serv., U.S. Dep. Agric., Stoneville, MS 38776, USA

Meissner, K., S. Heinhorst, et al. (1993). Purification and characterization of a gamma-like DNA polymerase from Chenopodium album L. Nucleic Acids Research 21(21): 4893-4899. {a} FB Biologie, Humboldt-Universitaet Berlin, Invalidenstr. 43, D-10115 Berlin, Germany

Mitra, S. and G. C. Srivastava (1993). Photosynthesis as influenced by assimilate level in sunflower (Helianthus annuus L.). Journal of Agronomy and Crop Science 171(1): 20-25. {a} Div. Plant Physiol., Indian Agric. Res. Inst., New Delhi 12, India

Mosyakin, S. L. and O. O. Martinyuk (1993). What is Chenopodium zerovii Iljin (Chenopodiaceae)? Ukrayins'kyi Botanichnyi Zhurnal 50(2): 130-133. M.H. Kholodnyi Inst. Bot., Acad. Sci. Ukr., Kiev, Ukraine

Moyer, J. R. and R. Hironaka (1993). Digestible energy and protein content of some annual weeds, alfalfa, bromegrass, and tame oats. Canadian Journal of Plant Science 73(4): 1305-1308. Agric. Can., Res. Stn., P.O. Box 3000, Main, Lethbridge, AB T1J 4B1, Canada

Myers, M. G. and R. G. Harvey (1993). Triazine-resistant common lambsquarters (Chenopodium album L.) control in field corn (Zea mays L.). Weed Technology 7(4): 884-889. Dep. Agron., Univ. Wisconsin, Madison, WI 53706, USA

Naber, J. D., R. J. J. S. Van, et al. (1993). High misses after odd flashes in oxygen evolution in thoroughly dark-adapted thylakoids from pea and Chenopodium album. Photosynthesis Research 38(3): 309-314. {a} Dep. Plant Physiology, Agricultural University, Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Nagatani, A., N. K. Nishizawa, et al. (1993). Light regulation of hypocotyl elongation and greening in transgenic tobacco seedlings that over-express rice phytochrome A. Plant and Cell Physiology 34(6): 825-833. {a} Lab. Plant Biol. Regulation, Frontier Res. Program, RIKEN Inst., Hirosawa 2-1, Wako City, Saitama 351-01, Japan

Ngouajio, M. and E. S. Hagood, Jr. (1993). Weed control in corn (Zea mays) with primisulfuron as influenced by rate, timing, and herbicide combinations. Weed Technology 7(1): 65-69. Dep. Plant Pathol. Physiol., Weed Sci., Va. Polytech. Inst. State Univ., Blacksburg, VA 24061-0331, USA

Perner, B. and H. P. Schmauder (1993). Effect of coronatine on plant cell cultures. Journal of Phytopathology Berlin 138(2): 98-104. {a} Friedrich-Schiller-Univ. Jena, Biol. Fak., Inst. Mikrobiol., Lehrstuhl Technische Mikrobiol., Philosophenweg 12, O-6900 Jena, Germany

Peschken, D. P. and K. C. Sawchyn (1993). Host specificity and suitability of Apion hookeri Kirby (Coleoptera: Curculionidae), a candidate for the biological control of scentless chamomile, Matricaria perforata Merat (Asteraceae), in Canada. Canadian Entomologist 125(3): 619-628. Agriculture Canada Research Station, Box 440, Regina, Saskatchewan, Canada S4P 3A2

Premalal, K. P. S. B., T. Gemma, et al. (1993). Weed suppression under the maize-soybean intercropping system. Research Bulletin of Obihiro University Natural Science 18(3): 125-132. Lab. Forage Crops, Obihiro Univ. Agric. Veterinary Med., Obihiro, Hokkaido 080, Japan

Qasem, J. R. (1993). Root growth, development and nutrient uptake of tomato (Lycopersicon esculentum) and Chenopodium album. Weed Research 33(1): 35-42. Dep. Plant Protection, Fac. Agric., Univ. Jordan, Amman, Jordan

Qasem, J. R. and T. A. Hill (1993). Nutrient accumulation of tomato (Lycopersicon esculentum), fat-hen (Chenopodium album) and groundsel (Senecio vulgaris) in relation to root characteristics. Dirasat Series B Pure and Applied Sciences 20(3): 195-207. {a} Dep. Plant Protection, Fac. Agric., Univ. Jordan, Jordan

Qasem, J. R. and T. A. Hill (1993). A comparison of the competitive effects and nutrient accumulation of fat-hen and groundsel. Journal of Plant Nutrition 16(4): 679-698. Dep. Plant Protection, Fac. Agric., Univ. Jordan, Amman, Jordan

Qasem, J. R. and T. A. Hill (1993). Effects of the form of nitrogen on the growth and nutrient uptake of tomato, groundsel and fat-hen. Journal of Horticultural Science 68(2): 161-170. {a} Dep. Plant Prot., Fac. Agric., Univ. Jordan, Amman-Jordan

Reimann, C. and S. W. Breckle (1993). Sodium relations in Chenopodiaceae: A comparative approach. Plant Cell and Environment 16(3): 323-328. Dep. Ecol., Fac. Biol., P.O. Box 100131, D-W4800 Bielefeld, Germany

Sage, R. F., C. D. Reid, et al. (1993). Long-term kinetics of the light-dependent regulation of ribulose-1,5-bisphosphate carboxylase/oxygenase activity in plants with and without 2-carboxyarabinitol 1-phosphate. Planta Heidelberg 191(2): 222-230. {a} Dep. Botany, Univ. Georgia, Athens, GA 30602, USA

Sahid, I. B. and J. B. Sugau (1993). Allelopathic effect of lantana (Lantana camara) and Siam weed (Chromolaena odorata) on selected crops. Weed Science 41(2): 303-308. Bot. Dep., Univ. Kebangsaan Malaysia, 43600 UKM, Bangi, Selangor, Malaysia

Salembier, J. F. (1993). Study of DPX 66037 in sugar beet crops and the results of two years of trials. Mededelingen Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen Universiteit Gent 58(3a): 871-885. Stn. Phytopharm.-C.R.A. Rue du Bordia 11, 5030 Gembloux, Belgium

Salonen, J. (1993). Reducing herbicide use in spring cereal production. Agricultural Science in Finland 2(Suppl. 2): 7-42. Agric. Res. Centre Finland, Inst. Plant Prot., FIN-31600 Jokioinen, Finland

Sarapatka, B., M. Holub, et al. (1993). The effect of farmyard manure anaerobic treatment on weed seed viability. Biological Agriculture and Horticulture 10(1): 1-8. {a} Dep. Ecology, Palacky Univ., Olomouc, Czech Republic

Saroka, S. U., L. I. Saroka, et al. (1993). The efficacy of dicuran and makuron in winter wheat. Vyestsi Akademii Ahrarnykh Navuk Byelarusi(2): 62-66. Beloruss. Res. Inst. Plant, Minsk, Belarus

Seibert, A. C. and R. B. Pearce (1993). Growth analysis of weed and crop species with reference to seed weight. Weed Science 41(1): 52-56. {a} Dep. Agron. Purdue Univ., West Lafayette, IN 47907, USA

Sharma, R. S. and C. L. Thakur (1993). Integrated and economically viable weed management in soybean (Glycine max) wheat (Triticum aestivum) crop sequence. Indian Journal of Agricultural Sciences 63(9): 556-560. {a} Dep. Agron., Coll. Agric. Eng., Jawaharlal Nehru Krishi Vishwa Vidyalaya, Jabalpur, Madhya Pradesh 482 004, India

Singh, B., B. P. Singh, et al. (1993). Comparative returns from Brassica species grown under different irrigation and nitrogen levels. International Journal of Tropical Agriculture 11(1): 47-51. Dep. Agron., CCS Haryana Agric. Univ., Hisar 125 004, India

Singh, I., D. S. Bhati, et al. (1993). Weed management in blond psyllium (Plantage ovata). Indian Journal of Agronomy 38(2): 348-349. {a} Agric. Res. Stn., Rajasthan Agric. Univ., Sumerpur 306 902, India

Smith, J. E. and P. W. Jordan (1993). Sicklepod (Cassia obtusifolia) shoot structure as affected by soybean (Glycine max) interference. Weed Science 41(1): 75-81. {a} Dep. Plant Pathol. Crop Physiol., La. Agric. Exp. Stn., La. State Univ. Agric. Cent., Baton Rouge, LA 70803

Sondge, V. D., R. P. Rodge, et al. (1993). Reappraisal of yield-density relations in monoculture. Journal of Maharashtra Agricultural Universities 18(1): 11-14. {a} Dep. Agron., Marathwada Agric. Univ., Parbhani 431 402, India

Szente, K., Z. Tuba, et al. (1993). Competition between Chenopodium album and Helianthus annuus as reflected in photosynthesis and transpiration. Photosynthetica Prague 28(3): 465-472. Plant Physiological Sect., Dep. Botany and Plant Physiol., Agricultural Univ. Godollo, H-2103, Hungary

Tadzhibaev, M. T. (1993). Effects of environmental conditions on changes in the species composition of weeds in cotton agricultural plant communities. Izvestiya Akademii Nauk Respubliki Tadzhikistan Otdelenie Biologicheskikh Nauk(1): 44-47. Khudzhand State Univ., Khudzhand, Tajikistan

Teasdale, J. R. (1993). Interaction of light, soil moisture, and temperature with weed suppression by hairy vetch residue. Weed Science 41(1): 46-51. Plant Physiol., Weed Sci. Lab., U.S. Dep. Agric., Agric. Res. Serv., Beltsville, MD 20705

Teasdale, J. R. and C. S. T. Daughtry (1993). Weed suppression by live and desiccated hairy vetch (Vicia villosa). Weed Science 41(2): 207-212. {a} Weed Sci. Lab., USDA-ARS, Beltsville, MD 20705, USA

Tiwari, J. P. and S. P. Kurchania (1993). Chemical control of weeds in Indian mustard (Brassica juncea). Indian Journal of Agricultural Sciences 63(5): 272-275. Dep. Agron., Jawaharlal Nehru Krishi Vishwa Vidyalaya, Jabalpur, Madhya Pradesh 482 004, India

Uotila, P. (1993). Taxonomic and nomenclatural notes on Chenopodium in the Flora Iranica area. Annales Botanici Fennici 30(3): 189-194. Musrum Natural History, Botanical Museum, P.O. Box 7, Univ. Helsinki, FIN-00014, Finland

Vaishya, R. D., S. Singh, et al. (1993). Effect of different weeds on the yield of wheat (Triticum aestivum). Indian Journal of Agronomy 38(1): 115-116. Dep. Agronomy, Narendra Deva Univ. Agric. Technol., Faizabad, Uttar Pradesh 224 229, India

Vidrine, P. R., D. B. Reynolds, et al. (1993). Weed control in soybean (Glycine max) with lactofen plus chlorimuron. Weed Technology 7(2): 311-316. {a} Dean Lee Res. Stn., 8105 E. Campus, Alexandria, LA 71302, USA

Wilson, R. G. (1993). Effect of preplant tillage, post-plant cultivation and herbicides on weed density in corn (Zea mays). Weed Technology 7(3): 728-734. Dep. Agron., Univ. Nebraska, Scottsbluff, NE 69361, USA

Ziska, L. H. and J. A. Bunce (1993). The influence of elevated carbon dioxide and temperature on seed germination and emergence from soil. Field Crops Research 34(2): 147-157. {a} USDA-ARS, Beltsville Agricultural Res. Cent., Climate Street Lab., 10300 Baltimore Avenue, Beltsville, MD 20705-2350, USA

Barr, K. J. and M. J. C. Asher (1992). The host range of Polymyxa betae in Britain. Plant Pathology 41(1): 64-68.

Benoit, D. L., D. A. Derksen, et al. (1992). Innovative approaches to seedbank studies. Weed Science 40(4): 660-669. {a} Weed Sci., Agric. Canada Res. Stn., Saint-Jean-sur-Richelieu, Que., Canada J3B 3E6

Bera, B. and K. K. Mukherjee (1992). Leaf protein and isozymic variation in Chenopodium album L. Nucleus Calcutta 35(1): 58-63. Cytogenet. Lab., Dep. Bot., Bose Inst., Calcutta 700 009, India

Bera, B. and K. K. Mukherjee (1992). Characterization of seeds of three cytotypes of Chenopodium album L. through analysis of phenolics and proteins. Seed Science And Technology 20(1): 57-67.

Bhagawati, P. C., A. S. Faroda, et al. (1992). Response of wheat (Triticum aestivum) and associated weeds to application of nitrogen and isoproturon. Indian Journal of Agronomy 37(4): 721-728. Dep. Agron., Haryana Agric. Univ., Hisar 125 004

Bloemhard, C. M. J., M. W. M. F. Arts, et al. (1992). Thermal inactivation of weed seeds and tubers during drying of pig manure. Netherlands Journal Of Agricultural Science 40(1): 11-19.

Boetel, M. A., D. D. Walgenbach, et al. (1992). Oviposition site selection of the northern corn rootworm (Coleoptera: Chrysomelidae). Journal Of Economic Entomology 85(1): 246-249.

Buhler, D. D. (1992). Population dynamics and control of annual weeds in corn (Zea mays) as influenced by tillage systems. Weed Science 40(2): 241-248.

Buhler, D. D. and R. T. Proost (1992). Influence of application time on bioactivity of imazethapyr in no-tillage soybean (Glycine max). Weed Science 40(1): 122-126.

Byrd, G. T., R. F. Sage, et al. (1992). A comparison of dark respiration between C-3 and C-4 plants. Plant Physiology Rockville 100(1): 191-198. {a} Dep. Agronomy, Univ. Georgia, Athens, Ga. 30602

Chang, R. J., S. M. Ries, et al. (1992). Local sources of Clavibacter michiganensis ssp. michiganensis in the development of bacterial canker on tomatoes. Phytopathology 82(5): 553-560.

Choo, H. Y., K. S. Woo, et al. (1992). Phytophagous insect fauna of Dicotyledoneae (Tracheophyta: Angiospermae) weeds. Korean Journal of Applied Entomology 31(4): 496-508. {a} Dep. Agric. Biol., Coll. Agric., Gyeongsang Natl. Univ., Chinju, 660-701 Gyeongnam, North Korea

Darmency, H., B. Chauvel, et al. (1992). Variation of chlorophyll a/b ratio in relation to population polymorphism and mutation of triazine-resistance. Plant Physiology And Biochemistry 30(1): 57-63.

De, P. R., C. Dominguez, et al. (1992). Photosynthetic activity and chloroplast structural characteristics in triazine-resistant biotypes of three weed species. Physiologia Plantarum 84(3): 477-485.

Desai, S., R. Desai, et al. (1992). Compendium of dietary sources of vitamin A in the Thar Desert. Indian Journal of Ophthalmology 40(4): 106-108. {a} UNICEF Project, The Tarabai Desai Eye Hosp., E-22 Shastri Nagar, Jodhpur-342 003, India

Dinan, L. (1992). The analysis of phytoecdysteroids in single (preflowering stage) specimens of fat hen, Chenopodium album. Phytochemical Analysis 3(3): 132-138.

Dinan, L. (1992). The association of phytoecdysteroids with flowering in fat hen, Chenopodium album, and other members of the Chenopodiaceae. Experientia 48(3): 305-308.

Dongowski, G., R. Ehwald, et al. (1992). Composition of cell wall microcapsules manufactured from Chenopodium album cell walls. Phytochemistry 31(9): 3039-3042.

Ducruet, J. M. and T. Miranda (1992). Graphical and numerical analysis of thermoluminescence and florescence F-0 emission in photosynthetic material. Photosynthesis Research 33(1): 15-27.

Dvorak, F. (1992). Study on Chenopodium purpurascens B. De Juss. ex Jacq. and on some related taxa. Feddes Repertorium 103(3-4): 153-173.

Ehwald, R., H. Woehlecke, et al. (1992). Cell wall microcapsules with different porosity from suspension cultured Chenopodium album. Phytochemistry 31(9): 3033-3038.

Forcella, F. (1992). Prediction of weed seedling densities from buried seed reserves. Weed Research 32(1): 29-38.

Forcella, F., R. G. Wilson, et al. (1992). Weed seedbanks of the US corn belt: Magnitude, variation, emergence, and application. Weed Science 40(4): 636-644. {a} USDA-ARS, Morris, MN 56267, USA

Frick, B. and A. G. Thomas (1992). Weed surveys in different tillage systems in southwestern Ontario field crops. Canadian Journal of Plant Science 72(4): 1337-1347. {a} Crop Development Cent., Univ. Saskatchewan, Saskatoon, Saskatchewan, Canada S7N 0W0

Fuks, B., E. F. Van, et al. (1992). Tolerance of triazine-resistant and susceptible biotypes of three weeds to heat stress: A fluorescence study. Weed Research 32(1): 9-18.

Garcia, D. A. R. C., C. A. Lusarreta, et al. (1992). Chemical control of annual weeds in field beans (Vicia faba) in central Spain. Weed Science 40(1): 96-100.

Giebink, B. L., J. M. Scriber, et al. (1992). Suitability of selected broad-leaved weeds for survival and growth of two stalk-boring Hydraecia species (Lepidoptera: Noctuidae). Great Lakes Entomologist 25(4): 245-251. {a} Dep. Entomol., Univ. Minnesota, St. Paul, MN 55108, USA

Ishii, C., A. Tsukui, et al. (1992). Effect of additives on chlorophyllase from goosefoot, Chenopodium album L. Journal Of The Japanese Society For Food Science And Technology 39(6): 504-507.

Kropff, M. J. and C. J. T. Spitters (1992). An eco-physiological model for interspecific competition, applied to the influence of Chenopodium album L. on sugar beet: I. Model description and parameterization. Weed Research 32(6): 437-450. {a} Int. Rice Res. Inst., P.O.B. 933, Manila, Philippines

Kropff, M. J., C. J. T. Spitters, et al. (1992). An eco-physiological model for interspecific competition, applied to the influence of Chenopodium album L. on sugar beet: II. Model evaluation. Weed Research 32(6): 451-463. {a} Int. Rice Res. Inst., P.O. Box 933, 1099 Manila, Philippines

Kropff, M. J., S. E. Weaver, et al. (1992). Use of ecophysiological models for crop-weed interference: Relations amongst weed density, relative time of weed emergence, relative leaf area, and yield loss. Weed Science 40(2): 296-301.

Lempiainen, T. (1992). Macrofossil finds of henbane (Hyoscyamus niger) in the old settlement layers in southern Finland. Review of Palaeobotany and Palynology 73(1-4): 227-239. Inst. Biol., Univ. Turku, SF-20500 Turku, Finland

Liebl, R., F. W. Simmons, et al. (1992). Effect of rye (Secale cereale) mulch on weed control and soil moisture in soybean (Glycine max). Weed Technology 6(4): 838-846. {a} Dep. Agron., U.S. Dep. Agric., Agric. Res. Serv., Crop Prot Res. Unit, Univ. Ill., Urbana, IL 61801, USA

Luck, K., R. Ehwald, et al. (1992). Affinity sorbent for galactose specific lectins consisting of deproteinized plant cell wall ghosts. Plant Science 82(1): 29-35.

Malik, R. K., R. S. Panwar, et al. (1992). Chemical control of broad-leaf and grassy weeds in wheat (Triticum aestivum). Indian Journal of Agronomy 37(2): 324-326. Dep. Agron., Haryana Agric. Univ., Hisar 125 004

Mar, y. V. Y. and T. M. Kayutkina (1992). Character of interrelations between indigenous and adventitious species. Doklady Akademii Nauk Ukrainy(6): 145-147. Cent. Bot. Gard., Acad. Sci. Ukr., Kiev, Ukraine

Meissner, K., P. Dorfel, et al. (1992). Topoisomerase activity in mitochondrial lysates of a higher plant (Chenopodium album L.). Biochemistry International 27(6): 1119-1125. Inst. fuer Genetik, FB Biol., Humboldt-Universitaet, Invalidenstr. 43, 0-1040 Berlin, Germany

Merbach, W. and S. Ruppel (1992). Influence of microbial colonization of carbon-14 carbon dioxide assimilation and amounts of root-borne carbon-14 compounds in soil. Photosynthetica Prague 26(4): 551-554. Inst. Oekophysiologie, Primaerproduktion Zentrum Agrarlandschafts Landnutzungforschung, Wilhelm-Pieck Str. 72, D-O-1278 Muencheberg, Germany

Mikulka, J. and D. Chodova (1992). The different sensitivity of the two biotypes of white goosefoot: (Chenopodium album L.) against herbicides inhibiting photosynthesis. Ochrana Rostlin 28(1): 61-70. Vyzkummy ustav rostlinne vyroby, 161 06 Praha, Ruzyne

Miranda, T. and J. M. Ducruet (1992). Simultaneous measurement of thermoluminescence emission and of fluorescence F-0. Photosynthetica Prague 27(1-2): 241-244. Sect. de Bioenergetique, DBCM, INRA/CEA Saclay, F-91191 Gif-sur-Yvette, France

Mohler, C. L. and M. B. Calloway (1992). Effects of tillage and mulch on the emergence and survival of weeds in sweet corn. Journal Of Applied Ecology 29(1): 21-34.

Muthuchelian, K. (1992). Photosynthetic characteristics of bark tissues of the tropical tree of Bombax ceiba L. Photosynthetica Prague 26(4): 633-636. Sch. Energy, Environ. Natural Resources, Maduraj Kamarai Univ., Madurai 625 021, India

Perner, B. and H. P. Schmauder (1992). Effect of the bacterial phytotoxin coronatine on plant cell cultures. Journal Of Phytopathology 135(3): 224-232.

Rafey, A., R. B. Prasad, et al. (1992). Optimum time for nursery seeding and spacing for rainfed finger millet (Eleusine coracana). Indian Journal of Agronomy 37(4): 736-738. Birsa Agric. Univ., Kanke, Ranchi, Bihar 834 006

Ramakrishna, A., O. P. Rupela, et al. (1992). Promising herbicides for weed control in chickpea. Tropical Pest Management 38(4): 398-399. International Crops Research Inst. Semi-Arid Tropics, PO Patancheru 502 324, Andhra Pradesh, India

Reimann, C. (1992). Sodium exclusion by Chenopodium spp. Journal Of Experimental Botany 43(249): 503-510.

Rudat, A., W. Decker, et al. (1992). Influence of gamma and UV radiation on biochemical differentiation (betacyanin synthesis) in a cell culture of Chenopodium album. Wissenschaftliche Zeitschrift der Humboldt Universitaet zu Berlin Reihe Mathematik Naturwissenschaften 41(3): 29-34. {a} FB Biologie der Humboldt-Universitaet zu Berlin, Inst. f. Pflanzenphysiologie and Zellbiologie, Invalidenstr. 42, O-1040 Berlin, Germany

Schroeder, J. (1992). Oxyfluorfen for directed postemergence weed control in chile peppers (Capsicum annuum). Weed Technology 6(4): 1010-1014. Dep. Entomol., Plant Pathol. Weed Sci., New Mexico State Univ., Las Cruce, NM 61820, USA

Sharma, S. C. (1992). Preliminary survey of wild vegetable plants in the markets of Shahjahanpur (U.P.). Journal of Economic and Taxonomic Botany 16(3): 569-572. Postgraduate Dep. Bot., G.F. Coll., Shahjahanpur 242 001, India

Sohati, P. H., G. Boivin, et al. (1992). Parasitism of Lygus lineolaris eggs on Coronilla varia, Solanum tuberosum, and three host weeds in southeastern Quebec. Entomophaga 37(4): 515-523. {a} Dep. Entomol., Macdonald Coll., McGill Univ., Ste-Anne-de-Bellevue, Quebec, Can. H9X 3V9

Venkatasubbaiah, P., A. B. A. M. Baudoin, et al. (1992). Leaf spot of hemp dogbane caused by Stagonospora apocyni, and its phytotoxins. Journal Of Phytopathology 135(4): 309-316.

Venkatasubbaiah, P. and W. S. Chilton (1992). Phytotoxins of Ascochyta hyalospora, causal agent of lambsquarters leaf spot. Journal Of Natural Products 55(4): 461-467.

Wartenberg, M., J. Hamann, et al. (1992). Osmotically induced fluid-phase uptake of fluorescent markers by protoplasts of Chenopodium album. Protoplasma 166(1-2): 61-66.

Wein, R. W., G. Wein, et al. (1992). Northward invading non-native vascular plant species in and adjacent to wood Buffalo National Park, Canada. Canadian Field Naturalist 106(2): 216-224. Candian Circumpolar Inst., Univ. Alberta, Edmonton T6G 1H1

Wu, K. J., P. Y. Gong, et al. (1992). An artificial diet and a method for rearing the turnip moth, Agrotis segetum Schiff. (Lepidoptera: Noctuidae). Bulletin Of The Institute Of Zoology Academia Sinica 31(2): 121-129.

Yenish, J. P., J. D. Doll, et al. (1992). Effects of tillage on vertical distribution and viability of weed seed in soil. Weed Science 40(3): 429-433.

Zanin, G., G. Mosca, et al. (1992). A profile of the potential flora in maize field of the Po valley. Weed Research 32(5): 407-418. {a} Ist. Agronomia Generale e Coltivazioni Erbacee, Univ. di Padova, Via Gradenigo 6, I-35131 Padova, Italy

Ahmad, S., Z. A. Cheema, et al. (1991). Comparative study of different weedicides for the control of broad-leaved weeds in wheat. Sarhad Journal Of Agriculture 7(1): 1-10.

Barker, A. V. and L. E. Craker (1991). Inhibition of weed seed germination by microwaves. Agronomy Journal 83(2): 302-305.

Bera, B., K. K. Mukherjee, et al. (1991). Chemical investigation of the seeds of diploid cytotypes of Chenopodium album. Fitoterapia 62(2): 178.

Blackshaw, R. E. and R. Esau (1991). Control of annual broadleaf weeds in pinto beans (Phaseolus vulgaris). Weed Technology 5(3): 532-538.

Blackshaw, R. E. and L. M. Rode (1991). Effect of ensiling and rumen digestion by cattle on weed seed viability. Weed Science 39(1): 104-108.

Byrd, J. D. J. and H. D. Coble (1991). Interference of selected weeds in cotton (Gossypium hirsutum). Weed Technology 5(2): 263-269.

Cardina, J., E. Regnier, et al. (1991). Long-term tillage effects on seed banks in three Ohio (USA) soils. Weed Science 39(2): 186-194.

Carey, J. B. and M. S. Defelice (1991). Timing of chlorimuron and imazaquin application for weed control in no-till soybeans (Glycine max). Weed Science 39(2): 232-237.

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