Source: AGRICOLA database (1970-1996)

Abbas, M. A. (1993). Effect of Zn-2+ on water K+ fluxes in detopped maize plants. Biologia Plantarum Prague 35(3): 453-459. Bot. Dep., Fac. Sci., University Mansoura, Mansoura, Egypt

Abeysekera, R. M. and M. E. McCully (1993). The epidermal surface of the maize root tip: II. Abnormalities in a mutant which grows crookedly through soil. New Phytologist 125(4): 801-811. {a} Dep. Biol., Carleton Univ., Ottawa K1S 5B6, Canada

Abeysekera, R. M. and M. E. McCully (1993). The epidermal surface of the maize root tip: I. Development in normal roots. New Phytologist 125(2): 413-429. {a} Dep. Biol., Carleton Univ., Ottawa K1S 5B6, Canada

Abler, M. L. and J. G. Scandalios (1993). Isolation and characterization of a genomic sequence encoding the maize Cat3 catalase gene. Plant Molecular Biology 22(6): 1031-1038. {a} Dep. Genetics, Box 7614, North Carolina State Univ. Raleigh, NC 27695-7614, USA

Abramycheva, N. Y., M. V. Nesterenko, et al. (1993). Factors affecting the binding between fusicoccin and plasma membranes from maize roots. Planta Heidelberg 189(3): 301-305. {a} Institute Agric. Biotechnol., 12 Pskovskaya st., Moscow 127253, Russia

Acharya, C. L. and O. C. Kapur (1993). In situ moisture conservation for wheat (Triticum aestivum) through mulching previous standing maize (Zea mays) crop with wild sage (Lantana camara). Indian Journal of Agricultural Sciences 63(8): 461-466. {a} Dep. Soil Sci., Himachal Pradesh Krishi Vishvavidyalaya, Palampur 176 062

Adipala, E., P. E. Lipps, et al. (1993). Reaction of maize cultivars from Uganda to Exserohilum turcicum. Phytopathology 83(2): 217-223. {a} Dep. Crop Sci., Makerere Univ., P.O. Box 7062, Kampala, Uganda

Adipala, E., P. E. Lipps, et al. (1993). Occurrence of Exserohilum turcicum on maize in Uganda. Plant Disease 77(2): 202-205. {a} Dep. Crop Sci., Makerere Univ., P.O. Box 7062, Kampala, Uganda

Adriaanse, F. G. and J. J. Human (1993). Effect of time of application and nitrate: Ammonium ratio on maize grain yield, grain nitrogen concentration and soil mineral nitrogen concentration in a semi-arid region. Field Crops Research 34(1): 57-70. {a} Grain Crops Res. Inst., Private Bag X1251, Potchefstroom, 2520 South, Central African Republic

Aducci, P., A. Ballio, et al. (1993). Phospholipase A-2 affects the activity of fusicoccin receptors. FEBS Federation of European Biochemical Societies Letters 320(2): 173-176. {a} Dep. Biology, II University Rome 'Tor Vergata', via della Ricerca Scientifica, 00133 Rome, Italy

Aflakpui, G. K. S., T. J. Vyn, et al. (1993). Effect of tillage on nitrogen response in corn (Zea mays L.) after established alfalfa (Medicago sativa L.). Canadian Journal of Plant Science 73(1): 73-81. Dep. Crop Sci., Univ. Guelph, Guelph, Ontario, Canada N1G 2W1

Afyuni, M. M., D. K. Cassel, et al. (1993). Effect of landscape position on soil water and corn silage yield. Soil Science Society of America Journal 57(6): 1573-1580. {a} Dep. Soil Science, North Carolina State Univ., Raleigh, NC 27695-7619, USA

Agostino, A. and M. D. Hatch (1993). A procedure for the purification of thioredoxin-m from leaves of the C-4 plant Zea mays. Protein Expression and Purification 4(5): 434-437. Div. Plant Industry, CSIRO, GPO Box 1600, Canberra, ACT 2601, Australia

Ahmadi, M., W. J. Wiebold, et al. (1993). Grain yield and mineral composition of corn as influenced by endosperm type and nitrogen. Communications in Soil Science and Plant Analysis 24(17-18): 2409-2426. {a} Dep. Agronomy, Ohio State Univ., Columbus, OH 43210, USA

Ahmadi, M., W. J. Wiebold, et al. (1993). Agronomic practices that affect corn kernel characteristics. Agronomy Journal 85(3): 615-619. {a} Dep. Agron., Univ. Mo., Columbia, MO 65211, USA

Al, T. M. A. and A. M. Battikhi (1993). Soil moisture conservation for wheat production in the central highlands of Jordan. Journal of Agronomy and Crop Science 170(3): 208-213. Dep. Soils and Irrigation, University Jordan, Amman, Jordan

Alberico, G. J. and G. R. Cramer (1993). Is the salt tolerance of maize related to sodium exclusion? I. Preliminary screening of seven cultivars. Journal of Plant Nutrition 16(11): 2289-2303. Dep. Biochem., Mail Stop 200, Univ. Nevada, Reno, NV 89557, USA

Aljamal, J. A., G. Genchi, et al. (1993). Purification and characterization of porin from corn (Zea mays L.) mitochondria. Plant Physiology Rockville 102(2): 615-621. {a} Dep. Pharmaco-Biol., Lab. Biochem. and Mol. Biol., Univ. Bari and Consiglio Nazionale delle Ricerche Unit Study Mitochondria, Bari, Italy

Alm, D. M., E. W. Stoller, et al. (1993). An index model for predicting seed germination and emergence rates. Weed Technology 7(3): 560-569. USDA-ARS, Crop Protection Unit, 1102 S. Goodwin Ave., Urbana, IL 61801, USA

Alo, E. B. (1993). The effect of plant density on incidence of the maize streak virus and its vectors Cicadulina spp. (Hemiptera: Cicadellidae). Journal of Plant Protection in the Tropics 10(2): 77-81. Dep. Biological Sciences, Federal Univ. Technol., P. M. B. 2076, Yola, Adamawa State, Nigeria

Amadi, A., A. A. Dickson, et al. (1993). Remediation of oil polluted soils: 1. Effect of organic and inorganic nutrient supplements on the performance of maize (Zea mays L.). Water Air and Soil Pollution 66(1-2): 59-76. {a} Inst. Pollution Studies, Rivers State University Sci. Technol., Nkpolu, P.M. B. 5080, Port Harcourt, Nigeria

Amancio, S., E. Diogo, et al. (1993). Effects of the source of inorganic nitrogen on C and N interaction in maize callus tissue: Phosphoenolpyruvate carboxylase activity, cytosolic pH and 15N amino acids. Physiologia Plantarum 89(3): 618-625. {a} Dep. Botanica e Engenharia Biol. Inst. Superiore de Agronomia, UTL, P-1399 Lisboa Codex, Portugal

Amo, M. J. B., N. Vidal, et al. (1993). Polypeptide markers differentiating juvenile and adult tissues in chestnut. Journal of Plant Physiology 142(1): 117-119. {a} Dep. Biologia Vegetal, Fac. Biologia, Universidad Valencia, Spain

Amrani, N., A. Sarrafi, et al. (1993). Genetic variability for haploid production in crosses between tetraploid and hexaploid wheats with maize. Plant Breeding 110(2): 123-128. {a} Lab. Biotechnologie Amelioration Plantes ENSAT-INP, 145 Av. de Muret, F-31076 Toulouse, France

Anderson, M. A., J. R. McKenna, et al. (1993). Nitrogen recovery by timothy from surface application of dairy cattle slurry. Communications in Soil Science and Plant Analysis 24(11-12): 1139-1151. Virginia Polytechnic Inst., State Univ., Dep. Crop and Soil Environ. Sci., Blacksburg, VA 24061-0404, USA

Anderson, R. L. (1993). Crop residue reduces jointed goatgrass (Aegilops cylindrica) seedling growth. Weed Technology 7(3): 717-722. Agric. Res. Serrv, U.S. Dep. Agric., Akron, CO 80720, USA

Andrade, F. H., S. A. Uhart, et al. (1993). Intercepted radiation at flowering and kernel number in maize: Shade versus plant density effects. Crop Science 33(3): 482-485. {a} Unidad Integrada INTA Estacion Exp. Agropecuaria Balcarce-Fac. Ciencies Agrarias, Univ. Nacional de Mar del Plata, C.C. 276, 7620 Balcarce, Bs. As., Argentina

Andrews, D. L., B. G. Cobb, et al. (1993). Hypoxic and anoxic induction of alcohol dehydrogenase in roots and shoots of seedlings of Zea mays. Plant Physiology Rockville 101(2): 407-414. {a} Dep. Horticultural Sciences, Texas A and M Univ., College Station, Texas 77843-2133, USA

Angelov, M., T. Tsonev, et al. (1993). Changes in some photosynthetic parameters in pea plants after treatment with cobalt. Photosynthetica Prague 28(2): 289-295. Inst. Plant Physiol., Bulgarian Acad. Sci., 1113 Sofia, Bulgaria

Angers, D. A., D. A. N, et al. (1993). Tillage-induced differences in organic matter of particle-size fractions and microbial biomass. Soil Science Society of America Journal 57(2): 512-516. {a} Station Recherches, Agriculture Can., 2560 boul. Hochelaga, Sainte-Foy, Quebec G1V 2J3, Canada

Angle, J. S., C. M. Gross, et al. (1993). Soil nitrate concentrations under corn as affected by tillage, manure, and fertilizer applications. Journal of Environmental Quality 22(1): 141-147. {a} Agron. Dep., Univ. Md., College Park, MD 20742

Apland, J. (1993). The use of field days in economic models of crop farms. Journal of Production Agriculture 6(3): 437-444. Dep. Agric. Applied Economics, Univ. Minnesota, St. Paul, MN 55108, USA

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

Archer, T. L. and E. D. Bynum, Jr. (1993). Yield loss to corn from feeding by the Banks grass mite and two-spotted spider mite (Acari: Tetranychidae). Experimental and Applied Acarology 17(12): 895-903. {a} Texas Agric. Experiment Stn., Rt. 3, Box 219, Lubbock, TX 79401, USA

Armstrong, R. D., K. R. Helyar, et al. (1993). Direct assessment of mineral phosphorus availability to tropical crops using phosphorus-32 labelled compounds. Plant and Soil 150(2): 279-287. Qld. Dep. Primary Industries, LMB 6, Emerald, Qld. 4720, Australia

Asada, K., U. Heber, et al. (1993). Electron flow to the intersystem chain from stromal components and cyclic electron flow in maize chloroplasts, as detected in intact leaves by monitoring redox change of P700 and chlorophyll fluorescence. Plant and Cell Physiology 34(1): 39-50. {a} Res. Inst. Food Sci., Kyoto Univ., Uji, Kyoto, 611, Japan

Asencor, F. J., C. Santamaria, et al. (1993). Dielectric energy of orientation in dead and living cells of Schizosaccharomyces pombe: Fitting of experimental results to a theoretical model. Biophysical Journal 64(5): 1626-1631. {a} Dep. Microbiol. Genetica, Univ. Salamanca, 37071 Salamanca, Spain

Assabgui, R. A., J. T. Arnason, et al. (1993). Hydroxamic acid content in maize (Zea mays) roots of 18 Ontario recommended hybrids and prediction of antibiosis to the western corn rootworm, Diabrotica virgifera virgifera LeConte (Coleoptera: Chrysomelidae). Canadian Journal of Plant Science 73(1): 359-363. {a} Ottawa-Carleton Institute Biol., Univ. Ottawa, Ottawa, Ontario, Canada K1N 6N5

Assabgui, R. A., L. M. Reid, et al. (1993). Correlation of kernel (E)-ferulic acid content of maize with resistance to Fusarium graminearum. Phytopathology 83(9): 949-953. {a} Ottawa-Carleton Inst. Biol., Univ. Ottawa, Ottawa, Can., Ottawa, Ontario K1A 0C6

Atkinson, B. G., M. Raizada, et al. (1993). The independent stage-specific expression of the 18-kDa heat shock protein genes during microsporogenesis in Zea mays L. Developmental Genetics 14(1): 15-26. {a} Dep. Zool., Univ. Western Ont., London, ON N6A 5B7, Canada

Atkinson, P. W., W. D. Warren, et al. (1993). The hobo transposable element of Drosophila can be cross-mobilized in houseflies and excises like the Ac element of maize. Proceedings of the National Academy of Sciences of the United States of America 90(20): 9693-9697. {a} Div. Entomol., Commonwealth Scientific Industrial Res. Organization, GPO Box 1700, Canberra, ACT, 2601, Australia

Atokple, I. D. K., B. B. Singh, et al. (1993). Independent inheritance of striga and alectra resistance in cowpea genotype B301. Crop Science 33(4): 714-715. {a} Int. Inst. Trop. Agric., Kano Stn., P.M.B. 3112, Kano, Nigeria

Aubry, L., G. Klein, et al. (1993). Kinetics of endosomal pH evolution in Dictyostelium discoideum amoebae: Study by fluorescence spectroscopy. Journal of Cell Science 105(3): 861-866. {a} Lab. Biol. Cell., URA 1130 CNRS, Dep. Biol. Mol. Structurale, Groupement CEA-CNRS-INSERM-UJF, Cent. d'Etudes Nucleaires, 38041 Grenoble, France

Azam, F., F. W. Simmons, et al. (1993). Mineralization of N from plant residues and its interaction with native soil N. Soil Biology and Biochemistry 25(12): 1787-1792. {a} Dep. Agronomy, Univ. Illinois, Urbana, IL 61801, USA

Babalakova, N. K., C. Lanz, et al. (1993). Effect of short-term treatment by copper and calcium on the H+-transport activity, uptake and element contents in Zea mays L. roots. Comptes Rendus de l'Academie Bulgare des Sciences 46(6): 81-84. M. Popov Inst. Plant Physiol., Bulg. Acad. Sci., 1113 Sofia, Bulgaria

Badger, M. R., H. Pfanz, et al. (1993). Evidence for the functioning of photosynthetic carbon dioxide concentrating mechanisms in lichens containing green algal and cyanobacterial photobionts. Planta Heidelberg 191(1): 57-70. {a} Julius-von-Sachs-Inst. Biowissenschaften, Universitaet Wuerzburg, Mittlerer Dallenbergweg 64, D-97082 Wuerzburg, Germany

Bae, Y. S., Y. C. Choi, et al. (1993). A plant growth-inhibitory substance produced by Streptomyces sp.: I Selection of the effective isolate and its biological property. RDA Journal of Agricultural Science Crop Protection 35(2): 349-352. Agric. Chemicals Res. Inst., RDA, Suwon, South Korea

Bagshaw, S. L. and R. E. Cleland (1993). Is wall-bound calcium redistributed during the gravireaction of stems and coleoptiles? Plant Cell and Environment 16(9): 1081-1089. {a} Botany Dep., KB-15, Univ. Washington, Seattle, WA 98195, USA

Bakrim, N., J. L. Prioul, et al. (1993). Regulatory phosphorylation of C-4 phosphoenolpyruvate carboxylase: A cardinal event influencing the photosynthesis rate in sorghum and maize. Plant Physiology Rockville 101(3): 891-897. {a} Laboratoire Physiol. Vegetale Moleculaire, URA Cent. National Recherche Sci. D 1128, Univ. Paris-Sud, Cent. d'Orsay, Batiment 430, 91405 Orsay Cedex, France

Baligar, V. C., R. E. Schaffert, et al. (1993). Growth and nutrient uptake parameters in sorghum as influenced by aluminum. Agronomy Journal 85(5): 1068-1074. {a} USDA-ARS, Beckley, WV 25802-0867, USA

Ball, D. A. and S. D. Miller (1993). Cropping history, tillage, and herbicide effects on weed flora composition in irrigated corn. Agronomy Journal 85(4): 817-821. {a} Columbia Basin Agric. Res. Stn., Oregon State Univ., Pendleton, OR 97801, USA

Ball, D. A. and M. J. Shaffer (1993). Simulating resource competition in multispecies agricultural plant communities. Weed Research 33(4): 299-310. {a} U.S. Dep. Agric., Agric. Res. Serv., Great Plains Systems Res. Unit, PO Box E, Fort Collins, CO 80522, USA

Baluska, F., R. W. Brailsford, et al. (1993). Cellular dimorphism in the maize root cortex: Involvement of microtubules, ethylene and gibberellin in the differentiation of cellular behaviour in postmitotic growth zones. Botanica Acta 106(5): 394-403. {a} Inst. Bot., Slovak Acad. Sci., Dubravska cesta 14, 84223 Bratislava, Slovenia

Baluska, F., J. S. Parker, et al. (1993). A role for gibberellic acid in orienting microtubules and regulating cell growth polarity in the maize root cortex. Planta Heidelberg 191(2): 149-157. {a} Dep. Agric. Sci., Univ. Bristol, AFRC Inst. Arable Crops Research, Long Ashton Research Station, Bristol BS18 9AF, UK

Baluska, F., J. S. Parker, et al. (1993). The microtubular cytoskeleton in cells of cold-treated roots of maize (Zea mays L.) shows tissue-specific responses. Protoplasma 172(2-4): 84-96. {a} Dep. Agric. Sci., Univ. Bristol, AFRC Inst. Arable Crops Research, Long Ashton Research Station, Bristol BS18 9AF, UK

Bangarwa, A. S., M. S. Kairon, et al. (1993). Effect of plant density and levels of nitrogen on the growth analysis of winter maize (Zea mays L.). Crop Research Hisar 6(1): 5-16. Dep. Agronomy, CCS Haryana Agricultural Univ., Hisar-125 004, India

Bao, X. M. and B. Q. Huang (1993). Analysis of gliadin gene expression in wheat-wheatgrass alien addition lines. Acta Agronomica Sinica 19(3): 233-238. Inst. Genetics Cytol., Northeast Normal University, Changchun 130024, China

Bar, Z. A. and A. Schaffer (1993). Size and carbohydrate content of ears of baby corn in relation to endosperm type (Su, su, se, sh2). Journal of the American Society for Horticultural Science 118(1): 141-144. {a} Field Crops Inst., Agric. Res. Organization, Newe Ya'ar Experiment Station, P.O. Haifa 31999, Israel

Barakate, A., W. Martin, et al. (1993). Characterization of a multigene family encoding an exopolygalacturonase in maize. Journal of Molecular Biology 229(3): 797-801. {a} Lab. Biol. Moleculaire Vegetale, Associe au CNRS, Univ. J. Fourier, BP53X, 38041 Grenoble, France

Barcelo, J., P. Guevara, et al. (1993). Silicon amelioration of aluminium toxicity in teosinte (Zea mays L. ssp. mexicana). Plant and Soil 154(2): 249-255. Lab. Fisiologia Vegetal, Facultad Ciencias Univ. Autonoma de Barcelona, E-08193 Bellaterra, Spain

Barlow, P. W., J. S. Parker, et al. (1993). Gravitropism of primary roots of Zea mays L. at different displacement angles. Annals of Botany London 71(5): 383-388. Dep. Agricultural Sciences, Univ. Bristol, AFRC Inst. Arable Crops Res., Long Ashton Research Station, Bristol BS18 9AF, UK

Barloy, D. and M. Beckert (1993). Improvement of regeneration ability of androgenetic embryos by early anther transfer in maize. Plant Cell Tissue and Organ Culture 33(1): 45-50. I.N.R.A. Station d'Amelioration Plantes, Domaine Crouelle, 63039 Clermont-FD CDX, France

Barrett, K. J., S. E. Gold, et al. (1993). Identification and complementation of a mutation to constitutive filamentous growth in Ustilago maydis. Molecular Plant Microbe Interactions 6(3): 274-283. {a} Biotechnol. Lab., Dep. Microbiol., Univ. British Columbia, Vancouver V6T 1Z3, Canada

Barry, D. A. J., D. Goorahoo, et al. (1993). Estimation of nitrate concentrations in groundwater using a whole farm nitrogen budget. Journal of Environmental Quality 22(4): 767-775. {a} Cent. Land and Water Stewardship, Univ. Guelph, Guelph, ON N1G 2W1, Canada

Barta, I. C. and F. Dutka (1993). N-acyl-N-alkyl-1-aminobenzotriazoles: Phytotoxicity, antagonism to EPTC and effects on maize cytochrome P-450. Weed Research 33(4): 329-334. Central Res. Inst. Chem., Hung. Acad. Sci., POB 17, H-1525 Budapest, Hungary

Bassetti, P. and M. E. Westgate (1993). Water deficit affects receptivity of maize silks. Crop Science 33(2): 279-282. {a} North Cent. Soil Conserv. Res. Lab., Morris, MN 56267, USA

Bassetti, P. and M. E. Westgate (1993). Senescence and receptivity of maize silks. Crop Science 33(2): 275-278. {a} North Cent. Soil Conserv. Res. Lab., Morris, MN 56267, USA

Bassetti, P. and M. E. Westgate (1993). Emergence, elongation, and senescence of maize silks. Crop Science 33(2): 271-275. {a} North Cent. Soil Conserv. Res. Lab., Morris, MN 56267, USA

Bata, I. C. and F. Dutka (1993). Influence of the thiocarbamate herbicide EPTC and the safener dichlormid on acetate incorporation into membrane lipids of maize. Plant Physiology and Biochemistry Montrouge 31(2): 257-261. {a} Dep. Pesticide Res., Central Res. Inst. Chem., Hungarian Academy Sci., PO Box 17, H-1525 Budapest, Hungary

Bausch, W. C. (1993). Soil background effects on reflectance-based crop coefficients for corn. Remote Sensing of Environment 46(2): 213-222. USDA Agric. Res. Serv., Natural Resources Res. Center, Water Management Res. Unit, AERC-CSU Foothills, Ft. Collins, CO 80523, USA

Beaumont, V. H. and J. M. Widholm (1993). Ploidy variation of pronamide-treated maize calli during long term culture. Plant Cell Reports 12(11): 648-651. {a} Univ. Ill., Dep. Agron. Plant Anim. Biotechnol. Lab., 1201 W. Gregory, Urbana, IL 61801, USA

Becker, D., C. Zeilinger, et al. (1993). Identification and biochemical characterization of the plasma-membrane proton ATPase in guard cells of Vicia faba L. Planta Heidelberg 190(1): 44-50. {a} Institut fuer Biophysik, Herrenhaeuserstrasse 2, W-3000 Hannover 21, Germany

Becker, T. W., R. C. Perrot, et al. (1993). Subcellular and immunocytochemical localization of the enzymes involved in ammonia assimilation in mesophyll and bundle-sheath cells of maize leaves. Planta Heidelberg 191(1): 129-136. {a} Lab. Metabolisme Nutrition Plantes INRA, Centre Versailles, Route Saint-Cyr, F-78026 Versailles Cedex, France

Beech, R. N. and C. Strobeck (1993). Structure of the intergenic spacer region from the ribosomal RNA gene family of white spruce (Picea glauca). Plant Molecular Biology 22(5): 887-892. {a} Inst. Parasitology, MacDonald Coll., McGill Univ., 21,111 Lakeshore Road, Ste Anne Bellevue, PQ H9X 3V9, Canada

Beecroft, P. and J. N. A. Lott (1993). Identification of the sites of potassium leakage from imbibing seeds and grains. Seed Science Research 3(2): 105-110. {a} Dep. Biol., McMaster Univ., Hamilton, Ontario L8S 4K1, Canada

Beerwinkle, K. R., T. N. Shaver, et al. (1993). Field observations of adult emergence and feeding behavior of Helicoverpa zea (Lepidoptera: Noctuidae) on dallisgrass ergot honeydew. Environmental Entomology 22(3): 554-558. Crop Insect Pest Management Res. Unit, USDA-ARS, Route 5, Box 808, College Station, TX 77845, USA

Bekker, A. W., R. G. Chase, et al. (1993). Effects of coralline lime on nutrient uptake and yield of field-grown sweet corn and peanuts in oxidic soils of Western Samoa. Fertilizer Research 36(3): 211-219. University South Pacific at Alafua, Soil Science Sect., Private Bag, Apia, Western Samoa

Belousov, I. E., S. A. Ryabtsova, et al. (1993). Phosphate regime of meadow-chernozemic paddy soils of Kuban. Pochvovedenie(2): 133-137. All-Union Res. Inst. Rice, Krasnodar, Russia

Benbi, D. K., R. Singh, et al. (1993). Response of dryland wheat to fertilizer nitrogen in relation to stored water, rainfall and residual farm yard manure. Fertilizer Research 36(1): 63-70. {a} Dep. Soils, Punjab Agric. Univ., Ludhiana 141004, India

Berhan, A. M., S. H. Hulbert, et al. (1993). Structure and evolution of the genomes of Sorghum bicolor and Zea mays. Theoretical and Applied Genetics 86(5): 598-604. {a} Dep. Biol. Sci., Purdue Univ., W. Lafayette, IN 47907, USA

Bernardo, R. (1993). Estimation of coefficient of coancestry using molecular markers in maize. Theoretical and Applied Genetics 85(8): 1055-1062. Limagrain Genet., 4805 W. Old Church Rd., Champaign, IL 61821, USA

Berzonsky, W. A. and H. N. Lafever (1993). Comparison of Hungarian winter durum wheat to Ohio soft red winter wheat. Journal of Production Agriculture 6(2): 276-279. {a} Ohio Agric. Res. Dev. Center, Ohio State Univ., Wooster, OH 44691-4096, USA

Bessin, R. T. and T. E. Reagan (1993). Cultivar resistance and arthropod predation of sugarcane borer (Lepidoptera: Pyralidae) affects incidence of deadhearts in Louisiana sugarcane. Journal of Economic Entomology 86(3): 929-932. {a} Dep. Entomol., Univ. Ky., Lexington, KY 40546-0091, USA

Beuve, M. and H. Lapierre (1993). Specific resistance of maize (Zea mays mays L.) towards BYD-RPV, one of the viruses of the barley yellow dwarf disease. Comptes Rendus de l'Academie des Sciences Serie III Sciences de la Vie 316(3): 275-280. Station Pathologie Vegetale, route de Saint-Cyr, 78026 Versailles, Cedex, France

Beverly, R. B. (1993). Re-evaluation reveals weaknesses of dris and sufficiency range diagnoses for wheat, corn, and alfalfa. Communications in Soil Science and Plant Analysis 24(5-6): 487-501. Hortic. Dep., Ga. Experiment Station, Griffin, GA 30223-1797

Bewley, J. D., D. W. M. Leung, et al. (1993). Transient starch accumulation in the cotyledons of fenugreek seeds during galactomannan mobilization from the endosperm. Plant Physiology and Biochemistry Montrouge 31(4): 483-490. {a} Dep. Botany, Univ. Guelph, Guelph, Ontario N1G 2W1, Canada

Binford, G. D. and A. M. Blackmer (1993). Visually rating the nitrogen status of corn. Journal of Production Agriculture 6(1): 41-46. {a} Dep. Agron., Iowa State Univ., Ames, IA 50011

Bing, L. A. and L. C. Lewis (1993). Occurrence of the entomopathogen Beauveria bassiana (Balsamo) Vuillemin in different tillage regimes and in Zea mays L. and virulence towards Ostrinia nubilalis (Huebner). Agriculture Ecosystems and Environment 45(1-2): 147-156. {a} USDA/ARS, Corn Insects Research Unit, Genetics Lab., c/o Insectary, Iowa State Univ., Ames, IA 50011, USA

Binns, M. R. and C. S. Lin (1993). Monte Carlo distributions of parameters relating to a superiority measure for cultivar assessment. Agronomy Journal 85(5): 1087-1089. {a} Statistical Res. Sect., Res. Prog. Serv., Agric. Canada, Ottawa, ON, Canada K1A 0C6

Biradar, D. P. and A. L. Rayburn (1993). Intraplant nuclear DNA content variation in diploid nuclei of maize (Zea mays L.). Journal of Experimental Botany 44(263): 1039-1044. {a} Dep. Agron., 320 Plant and Animal Biotechnol., Lab., 1201 W. Gregory, Univ. Ill., Urbana, IL 61601, USA

Biradar, D. P., A. L. Rayburn, et al. (1993). Endopolyploidy in diploid and tetraploid maize (Zea mays L.). Annals of Botany London 71(5): 417-421. Dep. Agronomy, 320 Plant Animal Biotechnology Lab., Univ. Ill., Urbana, IL 61801, USA

Birner, T. P. and E. Steudle (1993). Effects of anaerobic conditions on water and solute relations, and on active transport in roots of maize (Zea mays L.). Planta Heidelberg 190(4): 474-483. {a} Lehrstuhl Pflanzenoekologie, Univ. Bayreuth, Universitaetsstr. 30, W-8580 Bayreuth, Germany

Birschbach, E. D., M. G. Myers, et al. (1993). Triazine-resistant smooth pigweed (Amaranthus hybridus) control in field corn (Zea mays L.). Weed Technology 7(2): 431-436. Dep. Agron., Univ. Wisconsin, Madison, WI 53706, USA

Blackbourn, H. D. and N. H. Battey (1993). Annexin-mediated secretory vesicle aggregation in plants. Physiologia Plantarum 89(1): 27-32. {a} Dep. Biochemistry, Univ Cambridge, Tennis Court Rd., Cambridge CB2 1QW, UK

Blackmer, T. M., J. S. Schepers, et al. (1993). Chlorophyll meter readings in corn as affected by plant spacing. Communications in Soil Science and Plant Analysis 24(17-18): 2507-2516. {a} Dep. Agronomy, Univ. Nebraska-Lincoln, Lincoln, NE 68583, USA

Blancaflor, E. B. and K. H. Hasenstein (1993). Organization of cortical microtubules in graviresponding maize roots. Planta Heidelberg 191(2): 231-237. {a} Dep. Biol., Univ. Southwestern Louisiana, P.O. Box Box 42451, Lafayette, LA 70504-2451, USA

Boari, F. and M. Malone (1993). Wound-induced hydraulic signals: Survey of occurrence in a range of species. Journal of Experimental Botany 44(261): 741-746. {a} HRI Wellesbourne, Warwicks CV35 9EF, UK

Bogyo, T. P., J. W. Paulis, et al. (1993). Quantitative genetic studies of A/B zeins using a new model to test non-allelic interactions. Theoretical and Applied Genetics 87(1-2): 33-37. {a} Washington State Univ., Pullman, WA 99164-3144, USA

Bokros, C. L., J. D. Hugdahl, et al. (1993). Characterization of the reversible taxol-induced polymerization of plant tubulin into microtubules. Biochemistry 32(13): 3437-3447. {a} Dep. Botany, Univ. Tex. Austin, Austin, TX 78713, USA

Bolland, M. D. A. (1993). Residual value of superphosphate and Queensland rock phosphate measured using yields of serradella, burr medic and subterranean clover grown in rotation with wheat and bicarbonate-extractable soil phosphorus. Communications in Soil Science and Plant Analysis 24(11-12): 1243-1269. Western Aust. Dep. Agric., Div. Plant Ind., Baron-Hay Court, South Perth, Western Aust. 6151, Australia

Boppenmaier, J., A. E. Melchinger, et al. (1993). Genetic diversity for RFLPs in European maize inbreds: III. Performance of crosses within versus between heterotic groups for grain traits. Plant Breeding 111(3): 217-226. {a} Bot. Inst., Ludwig-Maximilians-Univ. Muenchen, Menzinger Str. 67, D-80638 Muenchen, Germany

Borovskii, G. B. and V. K. Voinikov (1993). Localization of low molecular weight heat shock proteins on the surface and inside of maize mitochondria. Fiziologiya Rastenii Moscow 40(4): 596-598. Sib. Inst. Physiol. Biochem. Plant, Sib. Dep., Acad. Sci. Russ., Irkutsk, Russia

Boudreau, M. A. (1993). Effect of intercropping beans with maize on the severity of angular leaf spot of beans in Kenya. Plant Pathology Oxford 42(1): 16-25. Dep. Plant Pathol., Ohio State Univ., Wooster, OH 44691, USA

Bowen, W. T., J. W. Jones, et al. (1993). Evaluation of the nitrogen submodel of CERES-maize following legume green manure incorporation. Agronomy Journal 85(1): 153-159. {a} IFDC, P.O. Box 2040, Muscle Shoals, AL 35662

Bowman, D., P. Raymer, et al. (1993). Crop performance trials under irrigated and dryland conditions. Agronomy Journal 85(3): 610-614. {a} Dep. Crop Sci., North Carolina State Univ., Raleigh, NC 27695-8604, USA

Bozarth, S. (1993). Maize (Zea mays) cob phytoliths from a central Kansas Great Bend Aspect archaeological site. Plains Anthropologist 38(146): 279-286. Dep. Geography, Univ. Kansas, Lawrence, KS 66045, USA

Brailsford, R. W., L. A. C. J. Voesenek, et al. (1993). Enhanced ethylene production by primary roots of Zea mays L. in response to sub-ambient partial pressures of oxygen. Plant Cell and Environment 16(9): 1071-1080. {a} Dep. Agric. Sci., Univ. Bristol., AFRC Inst. Arable Crops Res., Long Ashton Research Station, Bristol BS18 9AF, UK

Brandao, M. E. G. and H. Aoyama (1993). Effect of cations on the maize germ inorganic pyrophosphatase activity. Plant Physiology and Biochemistry Paris 31(6): 937-941. Dep. Bioquimica, Inst. Biol., Universidade Estadual de Campinas, Cidade Universitaria, 13084-100 Campinas-Sao Paulo, Brazil

Brauer, D., S. I. Tu, et al. (1993). Evidence for an indirect coupling mechanisms for the nitrate-sensitive proton pump from corn root tonoplast membranes. Physiologia Plantarum 89(3): 588-591. {a} Plant and Soil Biophysics Res. Unit, Eastern Regional Res. Cent., Agric. and Res. Serv., United States Dep. Agric., Philadelphia, PA 19118, USA

Bret, H. M. S. (1993). Total epidermal cell walls of pea stems respond differently to auxin than does the outer epidermal wall alone. Planta Heidelberg 190(3): 379-386. Dep. Integrative Biol., Univ. Calif., Berkeley, CA 94720, USA

Bridgemohan, P. and C. R. McDavid (1993). A model of the competitive relationships between R. cochinchinensis and Z. mays. Annals of Applied Biology 123(3): 649-656. {a} Caribbean Agricultural Res. Dev. Inst., Bath Estate, Roseau, Commonwealth Dominica, West Indies

Brignon, P., M. Lepetit, et al. (1993). Nuclease sensitivity and functional analysis of a maize histone H3 gene promoter. Plant Molecular Biology 22(6): 1007-1015. {a} Institut de Biologie Moleculaire des Plates du C.N.R.S., Univ. Louis Pasteur, 12 rue du General Zimmer, 67000 Strasbourg, France

Brooking, I. R. (1993). Effect of temperature on kernel growth rate of maize grown in a temperate maritime environment. Field Crops Research 35(2): 135-145. Horticulture Food Res. Inst. New Zealand Ltd., Private Bag 11030, Palmerston North, New Zealand

Brown, M. P., B. J. Steffenson, et al. (1993). Host range of Pyrenophora teres f. teres isolates from California. Plant Disease 77(9): 942-947. Dep. Plant Pathol., Univ. California, Davis 95616, USA

Brown, R. E., G. E. Varvel, et al. (1993). Residual effects of interseeded hairy vetch on soil-nitrate-nitrogen levels. Soil Science Society of America Journal 57(1): 121-124. {a} USDA-ARS, Dep. Agron., Univ. Nebr., Lincoln, NE 68583, USA

Brownie, C., D. T. Bowman, et al. (1993). Estimating spatial variation in analysis of data from yield trials: A comparison of methods. Agronomy Journal 85(6): 1244-1253. {a} Dep. Statistics, Box 8203, North Carolina State Univ., Raleigh, NC 27695, USA

Bruce, J. A., D. Penner, et al. (1993). Absorption and activity of nicosulfuron and primisulfuron in quackgrass (Elytrigia repens) as affected by adjuvants. Weed Science 41(2): 218-224. Dep. Crop and Soil Sci., Mich. State Univ., East Lansing, MI 48824, USA

Brueggemann, W., K. K. Maas, et al. (1993). Iron uptake by leaf mesophyll cells: The role of the plasma membrane-bound ferric-chelate reductase. Planta Heidelberg 190(2): 151-155. {a} Bot. Inst. III, Heinrich-Heine-Universitaet, Universitaetsstrasse 1, W-4000 Duesseldorf 1, Germany

Brzobohaty, B., I. Moore, et al. (1993). Release of active cytokinin by a beta-glucosidase localized to the maize root meristem. Science Washington D C 262(5136): 1051-1054. {a} Max-Planck Inst., Zuechtungsforschung, D-50829, Koeln 30, Germany

Bubeck, D. M., M. M. Goodman, et al. (1993). Quantitative trait loci controlling resistance to gray leaf spot in maize. Crop Science 33(4): 838-847. {a} Northrup King Co., 317 330th St., Stanton, MN 55018-4308, USA

Buchanan, M. and L. D. King (1993). Carbon and phosphorus losses from decomposing crop residues in no-till and conventional till agroecosystems. Agronomy Journal 85(3): 631-638. {a} Board Enviorn. Studies, Univ. Calif., Santa Cruz, CA 95064, USA

Buhler, D. D., G. W. Randall, et al. (1993). Atrazine and alachlor losses from subsurface tile drainage of a clay loam soil. Journal of Environmental Quality 22(3): 583-588. {a} USDA-ARS Plant Sci. Res. Unit, Dep. Agron. Plant Genetics, Univ. Minn., St. Paul, MN 55108, USA

Bui, E. N. and J. E. Box, Jr. (1993). Growing corn root effects on interrill soil erosion. Soil Science Society of America Journal 57(4): 1066-1070. {a} USDA-ARS Southern Piedmont Conservation Res. Cent. P.O. Box 555, Watkinsville, GA 30677

Bullock, D. G., F. W. Simmons, et al. (1993). Growth analysis of corn grown with or without starter fertilizer. Crop Science 33(1): 112-117. {a} Dep. Agronomy, 1102 S. Goodwin Ave., Univ. Illinois, Urbana, IL 61801

Bundy, L. G. and T. W. Andraski (1993). Soil and plant nitrogen availability tests for corn following alfalfa. Journal of Production Agriculture 6(2): 200-206. {a} Dep. Soil Sci., 1525 Observatory Dr., Univ. Wis., Madison, WI 53706-1299, USA

Bundy, L. G., T. W. Andraski, et al. (1993). Nitrogen credits in soybean-corn crop sequences on three soils. Agronomy Journal 85(5): 1061-1067. {a} Dep. Soil Sci., 1525 Observatory Dr., Univ. of Wisconsin, Madison, WI 53706, USA

Buresh, R. J., D. P. Garrity, et al. (1993). Fallow and sesbania effects on response of transplanted lowland rice to urea. Agronomy Journal 85(4): 801-808. {a} Int. Centre Res., Agroforestry, P.O. Box 30677, Nairobi, Kenya

Burgess, J. C. and D. R. West (1993). Selection for grain yield following selection for ear height in maize. Crop Science 33(4): 679-682. {a} Dep. Plant and Soil Sci., Univ. Tennessee, P.O. Box 1071, Knoxville, TN 37901-1071, USA

Butler, W. M. and A. C. Cuming (1993). Differential molecular responses to abscisic acid and osmotic stress in viviparous maize embryos. Planta Heidelberg 189(1): 47-54. {a} Dep. Genetics, Leeds Univ., Leeds LS2 9JT, UK

Buwalda, F., K. L. J. De, et al. (1993). Effects of atmospheric H-2S on thiol composition of crop plants. Journal of Plant Physiology 142(3): 281-285. {a} Res. Stn. Floriculture, Linnaeuslaan 2 a, 1431 JV Aalsmeer, Netherlands

Cahn, M. D., D. R. Bouldin, et al. (1993). Cation and nitrate leaching in an oxisol of the Brazilian Amazon. Agronomy Journal 85(2): 334-340. {a} USDA-ARS, Crop Res. Proteciton Unit, 1304 W. Pennsylvania Ave., Urbana, IL 61801, USA

Cai, B. L. and S. L. Liu (1993). A new species of Phobaeticus from China (Phasmatodea: Phasmatidae). Acta Entomologica Sinica 36(4): 469-471. {a} Dep. Biol., Nankai Univ., Tianjin 300071, China

Cambardella, C. A. and E. T. Elliott (1993). Carbon and nitrogen distribution in aggregates from cultivated and native grassland soils. Soil Science Society of America Journal 57(4): 1071-1076. {a} USDA-ARS, Natl. Soil Tilth Lab., 2150 Pammel Drive, Ames, IA 50011, USA

Campbell, K. W., D. G. White, et al. (1993). Sources of resistance in F-1 corn hybrids to ear rot caused by Aspergillus flavus. Plant Disease 77(11): 1169. {a} Dep. Plant Pathol., University Illinois, Urbana, IL 61801, USA

Canny, M. J. and C. X. Huang (1993). What is in the intercellular spaces of roots?: Evidence from the cryo-analytical-scanning electron microscope. Physiologia Plantarum 87(4): 561-568. {a} Biol. Dep., Carleton Univ., Ottawa, Canada

Cardon, G. H., M. Frey, et al. (1993). Definition and characterization of an artificial En/Spm-based transposon tagging system in transgenic tobacco. Plant Molecular Biology 23(1): 157-178. {a} Max-Planck-Inst. Zuechtungsforschung, Abteilung Molekulare Pflanzengenetik, Carl-von-Linne-Weg 10, 50829 Koeln 30, Germany

Castro, B. and J. Torrent (1993). Phosphate availability in soils at water activities below one. Communications in Soil Science and Plant Analysis 24(15-16): 2085-2092. Dep. Ciencias Recursos Agricolas Forestales, Univ. Cordoba, Apdo. 3048, 14080 Cordoba, Spain

Cavalcante, M. J. B. and J. J. Muchovej (1993). Microwave irradiation of seeds and selected fungal spores. Seed Science and Technology 21(1): 247-253. Dep. Fitopatol., Univ. Federal Vicosa, 36.570 Vicosa, Minas Gerais, Brazil

Cha, M. R., M. L. Evans, et al. (1993). Novel use of positively charge nylon transfer membranes for trapping indoleacetic acid or other small anions during efflux from plant tissues. Plant Physiology and Biochemistry Montrouge 31(2): 263-269. {a} Dep. Plant Biol., Ohio State University, 1735 Neil Ave., Columbus, Ohio 43210

Chalyk, S. T. and V. V. Ostrovsky (1993). Comparison of haploid and diploid maize (Zea mays L.) plants with identical genotypes. Journal of Genetics and Breeding 47(1): 77-80. Inst. Genet., Kishinev, Moldova

Chandel, A. S., V. K. Singh, et al. (1993). Canopy characters, net assimilation rate, competitive indices and grain yield of soybean (Glycine max) intercropped with maize (Zea mays) in north India. Indian Journal of Agricultural Sciences 63(4): 220-224. Dep. Agron., Govind Ballabh Pant Univ. Agric. Technol., Pantnagar, U.P. 263 145, India

Chang, R. Y. and P. A. Peterson (1993). Instability of the maize disease-resistance gene, Rp1, in transposable element-laden lines. Journal of Genetics and Breeding 47(2): 145-150. {a} Dep. Agron., Iowa State Univ., Ames, IA 50011, USA

Chapman, K. D. and T. S. Moore, Jr. (1993). Catalytic properties of a newly discovered acyltransferase that synthesizes N-acylphosphatidylethanolamine in cottonseed (Gossypium hirsutum L.) microsomes. Plant Physiology Rockville 102(3): 761-769. {a} Botany Dep., La. State Univ., Baton Rouge, LA 70803, USA

Charest, C., Y. Dalpe, et al. (1993). The effect of vesicular-arbuscular mycorrhizae and chilling on two hybrids of Zea mays L. Mycorrhiza 4(2): 89-92. {a} Dep. Biol., Univ. Otawa, P.O. Box 450 STNA, Ottawa, ON K1N 6N5, Canada

Chase, A. R. (1993). Efficacy of fosetyl-Al for control of some bacterial diseases on ornamentals. Plant Disease 77(8): 771-776. Plant Pathol., Univ. Florida, Inst. Food Agric. Sci., Central Florida Res. Education Cent., Apopka, FL 32703, USA

Chela, G. S., M. S. Tiwana, et al. (1993). Effect of bacterial cultures and nitrogen fertility on the yield and quality of maize fodder (Zea mays L.). Annals of Biology Ludhiana 9(1): 83-86. Dep. Anim. Nutr. Forages, Punjab Agric. Univ., Ludhiana-141 004, India

Chen, J. S. and A. F. MacKenzie (1993). Effects of rates and placement methods of urea and potassium chloride on soil nitrogen and potassium and corn dry matter yield. Canadian Journal of Soil Science 73(2): 147-155. {a} Soil Fertilizer Research Inst., Guangdoni Acad. Agric. Sci., Wushan, Guangzhou, China

Chen, Y. Z., S. S. Li, et al. (1993). Effect of light and antioxidants on fluorescence quenching of chlorophyll in maize leaves under water stress. Acta Botanica Sinica 35(Suppl.): 38-44. South China Inst. Botany, Academia Sinica, Guangzhou 510650, China

Chern, A., Z. Hosokawa, et al. (1993). Effects of node position on lateral bud outgrowth in the decapitated shoot of Ipomoea nil. Ohio Journal of Science 93(1): 11-13. Dep. Plant Biol., Ohio State Univ., Columbus, OH 43210, USA

Chien, S. H., G. Carmona, et al. (1993). Effect of phosphate rock sources on biological nitrogen fixation by soybean. Fertilizer Research 34(2): 153-159. Resources Management Res. Dev. Div., International Fertilizer Dev. Center, P.O. Box 2040, Muscle Shoals, AL 35662, USA

Chittapur, B. M., S. M. Hiremath, et al. (1993). Performance of grain maize (Zea mays) and forage cereal intercropping on black soils under rainfed condition. Indian Journal of Agronomy 38(4): 523-526. Dep. Agronomy, Coll. Agric., Univ. Agric. Sci., Dharwad, Karnataka 580 005, India

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

Chuck, G., T. Robbins, et al. (1993). Tagging and cloning of a petunia flower color gene with the maize transposable element activator. Plant Cell 5(4): 371-378. {a} DNA Plant Technol. Corporation, 6701 San Pablo Avenue, Oakland, CA 94608, USA

Ciamporova, M. (1993). Transfer cells in the vascular parenchyma of roots. Biologia Plantarum Prague 35(2): 261-266. Inst. Botany, Slovak Acad. Sci., Dubravska cesta 14, 842 23 Bratislava, Slovakia

Ciamporova, M. and I. Mistrik (1993). The ultrastructural response of root cells to stressful conditions. Environmental and Experimental Botany 33(1): 11-26. Inst. Botany, Slovak Academy Sciences, Dubravska Cesta 14, 84223 Bratislava, C.S.F.R

Clark, M. S., J. S. Parker, et al. (1993). Repeated DNA and heterochromatin structure in Rumex acetosa. Heredity 70(5): 527-536. {a} Sch. Biol. Sci., Queen Mary Westfield College, Mile End Rd., London E1 4NS, UK

Claude, P. P., A. F. MacKenzie, et al. (1993). Effect of spring ploughing and intercropping of red clover on the production of grain corn. Canadian Journal of Plant Science 73(1): 37-46. Dep. Ressources Renouvelables, Univ. McGill, Ste-Anne-de-Bellevue, Quebec, Canada H9X 1C0

Clay, D. E., C. E. Clapp, et al. (1993). Mineralization of nitrogen in fertilizer-acidified lime-amended soils. Biology and Fertility of Soils 15(4): 249-252. {a} Dep. Plant Sci., South Dakota State Univ., Brookings, SD 57007, USA

Clayton, H., J. Ranson, et al. (1993). Pyrophosphate: Fructose-6-phosphate 1-phosphotransferase and fructose-2,6-bisphosphate in the bundle sheath of maize leaves. Archives of Biochemistry and Biophysics 301(1): 151-157. {a} Dep. Plant Sci., Univ. Cambridge, Downing St., Cambridge CB2 3EA, UK

Cliquet, J. B. and G. R. Stewart (1993). Ammonia assimilation in Zea mays L. infected with a vesicular-arbuscular mycorrhizal fungus Glomus fasciculatum. Plant Physiology Rockville 101(3): 865-871. {a} Laboratoire de Physiol. Biochimie Vegetales, IRBA, Univ. de Caen, 14032 Caen Cedex, France

Close, T. J., R. D. Fenton, et al. (1993). A view of plant dehydrins using antibodies specific to the carboxy terminal peptide. Plant Molecular Biology 23(2): 279-286. Dep. Botany Plant Sci., Univ. California, Riverside, CA 92521, USA

Cocucci, M. and G. A. Sacchi (1993). Effects of rubidium and potassium on potassium efflux from subapical segments of maize roots. Plant Physiology and Biochemistry Montrouge 31(1): 9-16. {a} Dip. Fisiol. Piante Coltivate Chimica Agraria, Univ. degli Studi Milano, via Celoria 2, 20133 Milano, Italy

Coffman, C. B., J. R. Frank, et al. (1993). Crop responses to hexazinone, imazapyr, tebuthiuron, and triclopyr. Weed Technology 7(1): 140-145. {a} Res. Agron., USDA, ARS, Beltsville, MD 20705, USA

Cohen, Y., S. Takeuchi, et al. (1993). Accuracy of sap flow measurement using heat balance and heat pulse methods. Agronomy Journal 85(5): 1080-1086. {a} Inst. Soils and Water, ARO, The Volcani Cent., Bet-Dagan, Israel

Collins, G. G., X. Nie, et al. (1993). Heat shock increases chilling tolerance of mung bean hypocotyl tissue. Physiologia Plantarum 89(1): 117-124. {a} Dep. Horticulture, Viticulture and Oenol., Waite Campus, Univ. Adelaide, Glen Osmond, South Australia, 5064, Australia

Comer, J. A. and J. Brown (1993). Use of hollow trees as diurnal resting shelter by Lutzomyia shannoni (Diptera: Psychodidae) on Ossabaw Island, Georgia. Environmental Entomology 22(3): 613-617. {a} Southeastern Cooperative Wildlife Dis. Study, Dep. Parasitology, Coll. Vet. Med., Univ. Ga., Athens, GA 30602, USA

Cona, A., R. Federico, et al. (1993). A new and sensitive method for the assay of amine oxidase by measurement of the liberated peroxide. Biotechnology and Applied Biochemistry 17(1): 57-63. {a} Dep. Biol. Vegetale, Univ. 'La Sapienza', p. le Aldo Moro 5, 00185 Roma, Italy

Cone, J. W. and F. M. Engels (1993). The influence of ageing on cell wall composition and degradability of three maize genotypes. Animal Feed Science and Technology 40(4): 331-342. {a} Dep. Agron., Agric. Univ., Haarweg 333, NL-6709 RZ, Wageningen, Netherlands Antilles

Conlin, T. S. S. and V. J. Lieffers (1993). Anaerobic and aerobic carbon dioxide efflux rates from boreal forest conifer roots at low temperatures. Canadian Journal of Forest Research 23(5): 767-771. Dep. Forest Sci., Room 855, General Serv. Build., Univ. Alberta, Edmonton, Alta., Can. T6G 2H1

Connor, K. F. and L. E. Towill (1993). Pollen-handling protocol and hydration/dehydration characteristics of pollen for application to long-term storage. Euphytica 68(1-2): 77-84. {a} U.S. For. Serv., Sch. For. Resources Bldg., Miss. State Univ., Starkville, MS 39762, USA

Coop, L. B., B. A. Croft, et al. (1993). Model of corn earworm (Lepidoptera: Noctuidae) development, damage, and crop loss in sweet corn. Journal of Economic Entomology 86(3): 906-916. Dep. Entomol., Oreg. State Univ., 2046 Cordley Hall, Corvallis, OR 97331-2907, USA

Copeland, P. J., R. R. Allmaras, et al. (1993). Corn-soybean rotation effects on soil water depletion. Agronomy Journal 85(2): 203-210. {a} USDA-ARS, Soil Sci. Dep., Univ. Minn., Saint Paul, MN 55108, USA

Corazza, N. M. J., M. S. Pagliarini, et al. (1993). Effect of magnesium on chiasma frequency in maize Zea mays L. Arquivos de Biologia e Tecnologia Curitiba 36(4): 771-778. {a} Depto. Biologia Celulare Genetica, Universidade Estadual de Maringa, 87020-900, Maringa, PR, Brazil

Cornelius, P. L. (1993). Statistical tests and retention of terms in the additive main effects and multiplicative infection model for cultivar trials. Crop Science 33(6): 1186-1193. Dep. Agron., Univ. Kentucky, Lexington, KY 40546-0091, USA

Correll, J. C., T. E. Morelock, et al. (1993). Vegetative compatibility and virulence of the spinach anthracnose pathogen, Colletotrichum dematium. Plant Disease 77(7): 688-691. {a} Dep. Plant Pathol., Univ. Arkansas, Fayetteville, AR 72701, USA

Cottingham, C. K., K. K. Hatzios, et al. (1993). Comparative responses of selected corn (Zea mays L.) hybrids to EPTC and metolachlor. Weed Research 33(2): 161-170. Lab. Mol. Biol. Plant Stress, Dep. Plant Pathol. Physiol. Weed Sci., Virginia Polytechnic Inst. and State University, Blacksburg, VA 24061-0330, USA

Cowan, D. S. C., D. T. Clarkson, et al. (1993). A comparison between the ATPase and proton pumping activities of plasma membranes isolated from the stele and cortex of Zea mays roots. Journal of Experimental Botany 44(262): 983-989. {a} Dep. Biol., Biomedical Sci. Building, University Southampton, Southampton S09 3TU, UK

Cowan, D. S. C., D. T. Cooke, et al. (1993). Lipid and sterol composition of plasma membranes isolated from stele and cortex of maize roots. Journal of Experimental Botany 44(262): 991-994. {a} Dep. Biol., Biomedical Sci. Building, University Southampton, Southampton S09 3TU, UK

Cox, W. J., S. Kalonge, et al. (1993). Growth, yield, and quality of forage maize under different nitrogen management practices. Agronomy Journal 85(2): 341-347. {a} Dep. Soil, Crop and Atmospheric Sci., Cornell Univ., Ithaca, NY 14853

Cramer, M. D. and O. A. M. Lewis (1993). The influence of NO-3- and NH-4+ nutrition on the carbon and nitrogen partitioning characteristics of wheat (Triticum aestivum L.) and maize (Zea mays L.) plants. Plant and Soil 154(2): 289-300. {a} Cent. Desert Agrobiol., J. Blaustein Inst. Desert Res., Sede Boqer 84993, Israel

Cramer, M. D. and O. A. M. Lewis (1993). The influence of nitrate and ammonium nutrition on the growth of wheat (Triticum aestivum) and maize (Zea mays) plants. Annals of Botany London 72(4): 359-365. {a} Cent. Desert Agrobiol., J. Blaustein Inst. Desert Res., Sede Boqer 84993, Israel

Cramer, M. D. and O. A. M. Lewis (1993). The influence of nitrate and ammonium nutrition on the gas exchange characteristics of the roots of wheat (Triticum aestivum) and maize (Zea mays) plants. Annals of Botany London 72(1): 37-46. {a} Centre Desert Agrobiol., J. Blaustein Inst. Desert Res., Sede Boquer 84990, Israel

Cramer, M. D., O. A. M. Lewis, et al. (1993). Inorganic carbon fixation and metabolism in maize roots as affected by nitrate and ammonium nutrition. Physiologia Plantarum 89(3): 632-639. {a} Cent. Desert Agrobiol., J. Blaustein Inst. Desert Res., Sede Boqer 84993, Israel

Crossa, J., P. L. Cornelius, et al. (1993). A shifted multiplicative model cluster analysis from grouping environments without genotypic rank change. Theoretical and Applied Genetics 85(5): 577-586. Biometrics Statistics Unit, International Maize Wheat Improvement Cent., Apdo. Postal 6-641, 06600 Mexico D.F., Mexico

Croxall, J. P., D. R. Briggs, et al. (1993). Diving pattern and performance in the macaroni penguin Eudyptes chrysolophus. Journal of Zoology London 230(1): 31-47. {a} British Antarctic Surv., Nat. Environ. Res. Council, High Cross, Madingley Rd., Cambridge CB3 0ET, UK

Crozier, C. R. and L. D. King (1993). Corn root dry matter and nitrogen distribution as determined by sampling multiple soil cores around individual plants. Communications in Soil Science and Plant Analysis 24(11-12): 1127-1138. {a} Dep. Soil Sci., N.C. State Univ., Raleigh, NC 27695-7619, USA

Cuq, F., G. S. Herrmann, et al. (1993). Monocerin in Exserohilum turcicum isolates from maize and a study of its phytotoxicity. Phytochemistry Oxford 34(5): 1265-1270. {a} Lab. Biotechnol. Amelioration Plantes, E.N.S. Agronomique, 145 Ave. Muret, 31076 Toulouse Cedex, France

Dai, Z., M. S. B. Ku, et al. (1993). C-4 photosynthesis: The carbon dioxide concentrating mechanism and photorespiration. Plant Physiology Rockville 103(1): 83-90. {a} Dep. Bot., Wash. State Univ., Pullman, WA 99164-4238, USA

Daniel, G. (1993). Anther culture in rye: Improved plant regeneration using modified MS-media. Plant Breeding 110(3): 259-261. Bayerische Landesanstalt Bodenkultur Pflanzenbau, Voettinger Str. 38, W-8050 Freising, Germany

Danneberg, G., C. Latus, et al. (1993). Influence of vesicular-arbuscular mycorrhiza on phytohormone balances in maize (Zea mays L.). Journal of Plant Physiology 141(1): 33-39. {a} Botanisches Inst., Univ. Koeln, Gyrhofstr. 15, D-5000 Koeln 41, Germany

Danso, A. A. and P. Morgan (1993). Alley cropping maize (Zea -mays -var -Jeka) with cassia (Cassia siamea) in the Gambia: Crop production and soil fertility. Agroforestry Systems 21(2): 133-146. {a} Coll. Forestry Wildlife Range Sci., Univ. Idaho, Moscow, ID 83843, USA

Datta, N., P. R. Lafayette, et al. (1993). Isolation and characterization of three families of auxin down-regulated cDNA clones. Plant Molecular Biology 21(5): 859-869. {a} Dep. Botany, Univ. Georgia, Athens, GA 30602, USA

Dauvin, J. C., S. D. Bellan, et al. (1993). The genera Ophelia and Ampelisca from the Roscoff region: Examples of allopatry and sympatry in marine communities on loose substrate. Cahiers de Biologie Marine 34(1): 1-15. {a} Lab. de Biol. des Invertebres Marins et Malacologie, Museum National d'Histoire Naturelle, 57 rue Cuvier, 75231 Paris, France

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

De, A. M., E. Rea, et al. (1993). Influence of exogenous spermidine on potassium balance in maize seedlings. Journal of Plant Nutrition 16(12): 2555-2562. {a} Instituto di Biochimica ed Ecofisiologia Vegetali, Area della Ricerca, via Salaria Km 29, 00016 Monterotondo Scalo, Roma, Italy

De, B. L., R. Tsugeki, et al. (1993). Purification and characterization of aconitase isoforms from etiolated pumpkin cotyledons. Physiologia Plantarum 88(3): 485-492. {a} Dip. Biologia Piante Agrarie, Sez. Fisiologia Vegetale, Via Mariscoglio 34, I-56124 Pisa, Italy

De, B. P. J. and D. A. Maelzer (1993). Influence of high temperatures on the survival Rhopalosiphum padi (L.) (Hemiptera: Aphididae) in irrigated perennial grass pastures in South Australia. Australian Journal of Zoology 41(2): 123-132. Dep. Crop Protection, Waite Agricultural Res. Inst., Glen Osmond, SA 5064, Australia

De, C. C. R. and L. S. Saraiva (1993). An air drying technique for maize chromosomes without enzymatic maceration. Biotechnic and Histochemistry 68(3): 142-145. Dep. Biol., Federal Univ. Vicosa 36570 Vicosa, MG, Brazil

De, L. C., G. Granados, et al. (1993). Simultaneous improvement of downy mildew resistance and agronomic traits in tropical maize. Crop Science 33(1): 100-102. {a} CIMMYT Maize Program, Apdo. Aereo 6713, Cali, Colombia

De, P. R., C. Dominguez, et al. (1993). Triazine resistance in biotypes of Solanum nigrum and four Amaranthus species found in Spain. Weed Research 33(1): 17-24. Dep. Bioquimica Biologia Molecular, Escuela Tecnica Superior Ingenieros Agronomos Montes, Univ. Cordoba, Apartado Correos 3048, E-14080 Cordoba, Spain

De, P. R., E. Romera, et al. (1993). Effects of chloroacetamides and photosynthesis-inhibiting herbicides on growth and photosynthesis in sunflower (Helianthus annuus L.) and Amaranthus hybridus L. Weed Research 33(5): 369-374. {a} Grupp Investigacion Bioquimica Vegetal Agricola, ETS Ingenieros Agronomos Montes, Universidad Cordoba, Aptdo. 3048, 14080 Cordoba, Spain

De, V. E. J. I., K. C. Gross, et al. (1993). Degradation and solubilization of pectin by beta-galactosidases purified from avocado mesocarp. Physiologia Plantarum 87(3): 279-285. {a} USDA/ARS, Hortic. Crops Qual. Lab., Building 002, 10300 Baltimore Ave., Beltsville, MD 20705-2350, USA

Dekankova, K. and T. Jesko (1993). Root formation and growth in young maize plants. I. Dynamics of lateral root primordia formation and their emergence in individual morphological types of the roots. Biologia Bratislava 48(4): 459-463. Botanicky ustav SAV, Dubravska cesta 14, 842 23 Bratislava, Slovakia

Del, L. O. T., C. A. Gonzalez, et al. (1993). Antioxidant defences under hyperoxygenic and hyperosmotic conditions in leaves of two lines of maize with differential sensitivity to drought. Plant and Cell Physiology 34(7): 1023-1028. Laboratorio de Fisiologia Vegetal, Facultad de Ciencias Exactas, Fisicas and Naturales, Universidad Nacional de Cordoba, P.O. Box 395, Cordoba, Argentina

Dernoeden, P. H., N. E. Christians, et al. (1993). Creeping bentgrass rooting as influenced by dithiopyr. Agronomy Journal 85(3): 560-563. {a} Dep. Agron., Univ. Md., College Park, MD 20742, USA

Devi, M. T. and A. S. Raghavendra (1993). Partial reduction in activities of photorespiratory enzymes in C-3-C-4 intermediates of Alternanthera and Parthenium. Journal of Experimental Botany 44(261): 779-784. {a} Sch. Life Sci., Univ. Hyderabad, Hyderabad 500 134, India

Dey, I., T. Szegletes, et al. (1993). Fish erythrocytes as a tool to study temperature-induced responses in plasma membranes. Lipids 28(8): 743-746. {a} Inst. Biochemistry, Biological Res. Centre, Hungarian Academy Sciences, H-6701 Szeged, P.O. Box 521, Hungary

Dey, S. K., U. K. Bansal, et al. (1993). Use of natural additives: A new dimension in improving plant regeneration from callus culture of maize (Zea mays L.). Annals of Biology Ludhiana 9(1): 38-41. Dep. Plant Breeding, Punjab Agric. Univ., Ludhiana 141 004, India

Dey, S. K., B. S. Dhillon, et al. (1993). Resistance to multibiotic stresses in maize (Zea mays L.). Journal of Entomological Research New Delhi 17(2): 75-79. Dep. Plant Breeding, Punjab Agricultural University, Ludhiana 141004, India

Dhillon, S. K. and K. S. Dhillon (1993). Uptake and utilization of zinc by maize (Zea mays L.) from 65Zn labelled green manure. Journal of Nuclear Agriculture and Biology 22(3-4): 189-194. Dep. Soils, Punjab Agric. Univ., Ludhiana-141 004, India

Di, M. G. and D. Tricoli (1993). Effect of water deficit on photosynthesis and electron transport in wheat grown in a natural environment. Journal of Plant Physiology 142(2): 156-160. Instituto di Biochimica ed Ecofisiologia Vegetali, Consiglio Nazionale delle Riecerche, Area della Ricerca, I-00185 Monterotondo Scalo, Roma, Italy

Di, T. J. M., A. E. Stowe, et al. (1993). Inhibition of lipid synthesis by diclofop-methyl is age dependent in roots of oat and corn. Pesticide Biochemistry and Physiology 45(3): 210-219. {a} Dep. Soil Crop Atmospheric Sciences, Section Plant Biology, Cornell Univ., Ithaca, NY 14853, USA

Dickson, T., R. L. Aitken, et al. (1993). Prediction of nitrogen fertiliser requirements of maize in subtropical Queensland. Australian Journal of Experimental Agriculture 33(1): 53-58. {a} Queensl. Dep. Primary Industries, PO Box 23, Kingaroy, Queensl. 4610, Australia

Dinkelaker, B., G. Hahn, et al. (1993). Non-destructive methods for demonstrating chemical changes in the rhizosphere: II. Application of methods. Plant and Soil 155-156: 71-74. Inst. Plant Nutrition, Univ. Hohenheim, D-70593 Stuttgart, Germany

Ditomaso, J. M., J. J. Hart, et al. (1993). Compartmentation analysis of paraquat fluxes in maize roots as a means of estimating the rate of vacuolar accumulation and translocation to shoots. Plant Physiology Rockville 102(2): 467-472. {a} Dep. Soil Crop and Atmospheric Sci., Cornell Univ., Ithaca, NY 14853, USA

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

Doebley, J. and A. Stec (1993). Inheritance of the morphological differences between maize and teosinte: Comparison of results for two F-2 populations. Genetics 134(2): 559-570. Dep. Plant Biol., Univ. Minnesota, St. Paul, MN 55108, USA

Doehlert, D. C., T. M. Kuo, et al. (1993). Characteristics of carbohydrate metabolism in sweet corn (sugary-1) endosperms. Journal of the American Society for Horticultural Science 118(5): 661-666. {a} U.S. Dep. Agric., Agriculture Research Serv., National Center Agric. Utilization Research, Phytoproducts Research Unit, 1815 North University St., Peoria, IL 61604, USA

Dolfini, S., G. Consonni, et al. (1993). Antiparallel expression of the sense and antisense transcripts of maize alpha-tubulin genes. Molecular and General Genetics 241(1-2): 161-169. {a} Dipartimento Genetica Biol. Microrganismi, Universita degli Studi di Milano, Via Celoria 26, 20133 I-Milano, Italy

Domingues, C. M. and R. M. Peralta (1993). Production of amylase by soil fungi and partial biochemical characterization of amylase of a selected strain (Aspergillus fumigatus Fresenius). Canadian Journal of Microbiology 39(7): 681-685. {a} Dep. Bioquimica, Universidade Estadual Maringa CEP 87.020-900, Maringa, Brazil

Dotray, P. A., J. M. Ditomaso, et al. (1993). Effects of acetyl-coenzyme A carboxylase inhibitors on root cell transmembrane electric potentials in graminicide-tolerant and -susceptible corn (Zea mays L.). Plant Physiology Rockville 103(3): 919-924. {a} Plant Sci. Res. Unit, Agric. Res. Serv., United States Dep. Agric., St. Paul, MN 55108, USA

Dotray, P. A., L. C. Marshall, et al. (1993). Herbicide tolerance and weed control in sethoxydim-tolerant corn (Zea mays). Weed Science 41(2): 213-217. Dep. Agron. Plant Gen., Univ. Minn., St. Paul, MN 55108, USA

Douds, D. D., Jr., R. R. Janke, et al. (1993). VAM fungus spore populations and colonization of roots of maize and soybean under conventional and low-input sustainable agriculture. Agriculture Ecosystems and Environment 43(3-4): 325-335. {a} USDA-ARS ERRC, 600 E. Mermaid Lane, Philadelphia, PA 19118, USA

Douglass, S. K., J. A. Juvik, et al. (1993). Sweet corn seedling emergence and variation in kernel carbohydrate reserves. Seed Science and Technology 21(2): 433-445. {a} Dep. Hortic., Univ. Ill., Urbana, IL 61801, USA

Drepper, W. J., B. Hau, et al. (1993). Systemic infection of downy mildew on maize in Thailand and the effect of weather factors. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz 100(6): 634-644. {a} Phytopathologie Angewandte Entomologie des WZ Tropeninstitut der Justus-Liebig-Universitaet Giessen, Bismarckstr. 16, D-35390 Giessen, Germany

Drong, R. F. and J. L. Slightom (1993). Analyses of genes that encode the 15-kDa zein protein of maize: Identification of potential gene regulatory elements. Gene Amsterdam 123(2): 245-248. {a} Molecular Biology Unit 7242, Upjohn Co., Kalamazoo, MI 49007, USA

Drury, C. F., D. J. McKenney, et al. (1993). Influence of tillage on nitrate loss in surface runoff and tile drainage. Soil Science Society of America Journal 57(3): 797-802. {a} Res. Station, Agric. Canada, Harrow, ON, Can. N0R 1G0

Dubert, F., I. Marcinska, et al. (1993). The effectiveness of vernalization of immature embryos of winter wheat var. Grana as related to age and exogenous phytohormones. Journal of Agronomy and Crop Science 170(4): 234-242. Dep. Plant Physiology, Polish Academy Sciences, Podluzna 3, 30-239 Krakow, Poland

Duke, S. O. (1993). Tentoxin effects on variable fluorescence and P515 electrochromic absorbance changes in tentoxin-sensitive and -resistant plant species. Plant Science Limerick 90(2): 119-126. USDA/ARS, Southen Weed Sci. Lab., P.O. Box 350, Stoneville, MS 38776, USA

Dupille, E., C. Rombaldi, et al. (1993). Purification, properties and partial amino acid sequence of 1-aminocyclopropane-1-carboxylic acid oxidase from apple fruits. Planta Heidelberg 190(1): 65-70. {a} ENSAT, 145 Avenue de Muret, F-31076 Toulouse Cedex, France

Dupuis, I. and G. M. Pace (1993). Gene transfer to maize male reproductive structure by particle bombardment of tassel primordia. Plant Cell Reports 12(11): 607-611. {a} CIBA-GEIGY Agric. Biotechnol., P.O. Box 12257, Research Triangle Park, NC 27709-2257, USA

Dupuis, I. and G. M. Pace (1993). Factors affecting in vitro maturation of isolated maize microspores. Plant Cell Reports 12(10): 564-568. {a} Agricultural Biotechnol. Res. Unit, CIBA-GEIGY Corporation, PO Box 12257, Research Triangle Park, NC 27709-2257, USA

Durieux, R. P., W. A. Jackson, et al. (1993). Inhibition of nitrate uptake by aluminium in maize. Plant and Soil 151(1): 97-104. {a} Dep. Agronomy, University Vermont, Burlington, VT 05405, USA

Durieux, R. P., E. J. Kamprath, et al. (1993). Yield contribution of apical and subapical ears in prolific and nonprolific corn. Agronomy Journal 85(3): 606-610. {a} Plant Soil Sci. Dep., Univ. Vt., Burlington, VT 05405, USA

Eagles, C. F., J. Williams, et al. (1993). Recovery after freezing in Avena sativa L., Lolium perenne L. and Lolium multiflorum Lam. New Phytologist 123(3): 477-483. AFRC Inst. Grassland and Environmental Res. Welsh Plant Breeding Station, Plas Gogerddan, Aberystwyth, Dyfed SY23 3EB, UK

Eagles, H. A. and A. K. Hardacre (1993). Inbreeding depression and other genetic effects in populations of maize containing highland tropical germplasm. Plant Breeding 110(3): 229-236. {a} Victorian Inst. Dryland Agric., Natimuk Road, Private Bag 260, Horsham, Victoria 3401, Australia

Echeverria, E. and G. Salerno (1993). Intracellular localization of sucrose-phosphate phosphatase in photosynthetic cells of lettuce (Lactuca sativa). Physiologia Plantarum 88(3): 434-438. {a} Fundacion Para Investigaciones, Biologicas Aplicadas, Casilla Correo 1348, 7600 Mar Plata, Argentina

Eckel, R. V. W. and E. P. Lampert (1993). Spatial and temporal analysis of tobacco etch virus distribution and its relationship to aphid (Homoptera: Aphididae) vectors in flue-cured tobacco. Journal of Economic Entomology 86(5): 1534-1545. {a} USDA-ARS-SAA, Crops Res. Lab., P.O. Box 1168, Oxford, NC 27565, USA

Eckelkamp, C., B. Ehmann, et al. (1993). Wound-induced systemic accumulation of a transcript coding for a Bowman-Birk trypsin inhibitor-related protein in maize (Zea mays L.) seedlings. FEBS Federation of European Biochemical Societies Letters 323(1-2): 73-76. {a} Biologisches Institut II der Universitaet, Schaenzlestrasse 1, D-7800 Freiburg, Germany

Edmeades, G. O., J. Bolanos, et al. (1993). Causes for silk delay in a lowland tropical maize population. Crop Science 33(5): 1029-1035. {a} CIMMYT, Apdo. Postal 6-641, 06600 Mexico, Mexico

Edmeades, G. O. and H. R. Lafitte (1993). Defoliation and plant density effects on maize selected for reduced plant height. Agronomy Journal 85(4): 850-857. {a} Int. Maize Wheat Improvement Ctr., Lisboa 27, Apdo. Postal 6-641, 06600 Mexico D.F., Mexico

Edwards, W. M., G. B. Triplett, et al. (1993). Division S-6-soil and water management and conservation. Soil Science Society of America Journal 57(4): 1051-1055. {a} USDA-ARS North Appalachian Experimental Watershed, P.O. Box 478, Coshocton, OH 43812

Efe, N. and O. Ozbay (1993). The effects of one of the air originated pollutant (SO-2) on the morphological and the anatomical changes of some plants. Turkish Journal of Botany 17(4): 207-214. {a} Ataturk Universitesi K.K. Egitim Fak. Biyoloji Anabilim Dalt Erzurum, Turkey

Eghball, B. and J. W. Maranville (1993). Correction of BA 95081292. Root development and nitrogen influx of corn genotypes grown under combined drought and nitrogen stresses. Correction of abstract. Erratum published in AGRON J Vol. 85. Iss. 2. 1993. p. v. Agronomy Journal 85(1): 147-152. {a} Dep. Agron., 102C KCR, Univ. Nebr., Lincoln, NE 68583, USA

Eghball, B. and J. W. Maranville (1993). Root development and nitrogen influx of corn genotypes grown under combined drought and nitrogen stresses. Agronomy Journal 85(1): 147-152. {a} Dep. Agronomy, 102C KCR, Univ. Nebraska, Lincoln, NE 68583

Eghball, B., L. N. Mielke, et al. (1993). Fractal description of soil fragmentation for various tillage methods and crop sequence. Soil Science Society of America Journal 57(5): 1337-1341. {a} USDA-ARS, Dep. Agronomy, Univ. Nebraska, Lincoln, NE 68583, USA

Eghball, B., J. R. Settimi, et al. (1993). Fractal analysis for morphological description of corn roots under nitrogen stress. Agronomy Journal 85(2): 287-289. {a} Dep. Agron., Univ. Nebraska, Lincoln, NE 68583

Egli, M. A., B. G. Gengenbach, et al. (1993). Characterization of maize acetyl-coenzyme A carboxylase. Plant Physiology Rockville 101(2): 499-506. {a} Dep. Plant Genetics, Univ. Minn., St. Paul, MN 55108, USA

Ekler, Z., F. Dutka, et al. (1993). Safener effects on acetochlor toxicity, uptake, metabolism and glutathione S-transferase activity in maize. Weed Research 33(4): 311-318. {a} General Motors Hungary, H-9971 Szentgotthard, Hungary

El, B. A. A., F. M. M. El, et al. (1993). Mode of inheritance of zinc accumulation in maize. Journal of Plant Nutrition 16(10): 2043-2053. {a} Botany Dep., Natl. Res. Cent., Cairo, Egypt

Elliott, G. A. and K. L. Regan (1993). Use of reflectance measurements to estimate early cereal biomass production on sandplain soils. Australian Journal of Experimental Agriculture 33(2): 179-183. {a} Sch. Agric., Univ. Western Australia, Nedlands, W.A. 6009, Australia

Ellis, J. L. and G. B. Garner (1993). Supplementation of an ammoniated wheat-straw-alfalfa hay diet. Journal of Production Agriculture 6(2): 287-290. {a} Agric. Dep., Ft. Hays State Univ., Hays, KS 67601, USA

Emmermann, M., H. P. Braun, et al. (1993). The two high molecular weight subunits of cytochrome c reductase from potato are immunologically related to the mitochondrial processing enhancing protein. Biochimica et Biophysica Acta 1142(3): 306-310. {a} Inst. Genbiologische Forschung Berlin GmbH, Ihnestrasse 63, W-1000 Berlin 33, Germany

Emons, A. M. C. and D. H. De (1993). Origin and development of embryo and bud primordia during maturation of embryogenic calli of Zea mays. Canadian Journal of Botany 71(10): 1349-1356. {a} Dep. Plant Cytol. Morphol., Wageningen Agric. Univ., Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Emons, A. M. C., M. M. Mulder, et al. (1993). Pyrolysis mass spectrometry of developmental stages of maize somatic embryos. Acta Botanica Neerlandica 42(3): 319-339. {a} Dep. Plant Cytol. and Morphol., Wageningen Agric. Univ., Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Emons, A. M. C., D. A. Samallo, et al. (1993). The influence of sucrose, mannitol, L-proline, abscisic acid and gibberellic acid on the maturation of somatic embryos of Zea mays L. from suspension cultures. Journal of Plant Physiology 142(5): 597-604. Dep. Plant Cytology Morphology, Wageningen Agricultural Univ., Arboretumlaan 4, 6703 BD Wageningen, Netherlands

Engels, C. and H. Marschner (1993). Influence of the form of nitrogen supply on root uptake and translocation of cations in the xylem exudate of maize (Zea mays L.). Journal of Experimental Botany 44(268): 1695-1701. {a} Institut Pflanzenernaehrung, Universitaet Hohenheim, 70593 Stuttgart, Germany

Ennos, A. R., M. J. Crook, et al. (1993). The anchorage mechanics of maize, Zea mays. Journal of Experimental Botany 44(258): 147-153. {a} Dep. Environmental Biol., Univ. Manchester, Manchester M13 9PL, UK

Ephrath, J. E., R. F. Wang, et al. (1993). Shading effects on soybean and corn. Biotronics 22: 15-24. {a} Cent. Desert Agrobiol., J. Blaustein Inst. Desert Res., Ben-Gurion Univ. Negev, Sede Boqer 84990, Israel

Erdei, L. and E. Taleisnik (1993). Changes in water relation parameters under osmotic and salt stresses in maize and sorghum. Physiologia Plantarum 89(2): 381-387. {a} Inst. Biophysics, Biol. Res. Center, Hungarian Academy Sci., PO Box 521, H-6701 Szeged, Hungary

Ervio, R. and J. Sippola (1993). Micronutrient concentration of Italian ryegrass (Lolium multiflorum L.) grown on different soils in a pot experiment. Agricultural Science in Finland 2(2): 141-148. Agric. Res. Cent. Finland, Inst. Soils and Environment, FIN-31600 Jokioinen, Finland

Eskridge, K. M., O. S. Smith, et al. (1993). Comparing test cultivars using reliability functions of test-check difference from on-farm trials. Theoretical and Applied Genetics 87(1-2): 60-64. {a} Dep. Biometry, Univ. Nebraska, Lincoln, NE 68583-0712, USA

Espinas, M. L. and M. Carballo (1993). Pulsed-field gel electrophoresis analysis of higher-order chromatin structures of Zea mays: Highly methylated DNA in the 50 kb chromatin structure. Plant Molecular Biology 21(5): 847-857. Unitat Recerca Biomedica, Planta 14, Hosp. Materno-Infantil Vall D'Hebron, Pg. Vall D'Hebron S/N, 08035 Barcelona, Spain

Espinoza, V. D., R. M. Quintero, et al. (1993). Fitting plants to soil through mycorrhizal fungi: Plant nutrition in host-endophyte combinations evaluated by the diagnosis and recommendation integrated system. Biology and Fertility of Soils 15(2): 96-102. {a} Hortic. Crops Res. Lab., USDA-ARS, 3420 N.W. Orchard Ave., Corvallis, OR 97330, USA

Estepa, M. A., M. C. Cuadrado, et al. (1993). Odd-even effect of rye B-chromosomes on homoeologous pairing in wheat-rye hybrids. Caryologia 46(1): 17-23. Dep. Genetica, Fac. Ciencias Biol., Universidad Complutense, 28040-Madrid, Spain

Etzion, O. and P. M. Neumann (1993). Screening for phyto-toxic contaminants in an industrial source of nutrients intended for foliar and root fertilization. Journal of Plant Nutrition 16(8): 1385-1394. {a} Plant Physiol. Lab., Fac. Agric. Eng., Technion I.I.T., Haifa 32000, Israel

Evbuomwan, F. O., A. O. Akinyemiju, et al. (1993). Emergence and seedling growth bioassays for the detection of imazaquin residue in a humid tropical soil. Plant Protection Quarterly 8(4): 114-117. {a} Inst. Ecol., Obafemi Awolowo Univ., Ile-Ife, Nigeria

Evert, R. F. and W. A. Russin (1993). Structurally, phloem unloading in the maize leaf cannot be symplastic. American Journal of Botany 80(11): 1310-1317. {a} Dep. Botany Plant Pathol., 430 Lincoln Dr., Univ. Wisconsin, Madison, WI 53706-1381, USA

Exner, D. N. and R. M. Cruse (1993). Interseeded forage legume potential as winter ground cover, nitrogen source, and competitor. Journal of Production Agriculture 6(2): 226-231. {a} Dep. Agron., Iowa State Univ., Ames, IA 50011, USA

Faehr, S., M. M. Messmer, et al. (1993). Graphical genotype of maize inbred B86 revealed by RFLPs. Plant Breeding 110(1): 29-34. {a} Inst. Pflanzenzuchtung, Saatgutforschung Populationsgenetik, Univ. Hohenheim, P.O. Box 700562, W-7000 Stuttgart 70, Germany

Fairley, G. K. A. and S. M. Assmann (1993). Comparison of potassium-channel activation and deactivation in guard cells from a dicotyledon (Vicia faba L.) and a graminaceous monocotyledon (Zea mays). Planta Heidelberg 189(3): 410-419. {a} Harvard Biological Laboratories, 16 Divinity Avenue, Cambridge, MA 02138, USA

Farago, S., K. Kreuz, et al. (1993). Deceased glutathione levels enhance the susceptibility of maize seedlings to metolachlor. Pesticide Biochemistry and Physiology 47(3): 199-205. {a} Pflanzenphysiologisches Inst., Univ. Bern, Altenbergrain 21, 3013 Bern, Switzerland

Fatmi, A., C. G. Poneleit, et al. (1993). Variability of recombination frequencies in the Iowa Stiff Stalk Synthetic (Zea mays L.). Theoretical and Applied Genetics 86(7): 859-866. {a} Dep. Agron., Univ. Ky., Lexington, KY 40546, USA

Fedenko, E. P. and K. K. Kasumov (1993). Effect of G-pp(NH)-p on basal and photoinduced activities of cyclic AMP phosphodiesterase in maize sprouts. Izvestiya Akademii Nauk Seriya Biologicheskaya Moscow(1): 133-137. A.N. Bakh Inst. Biochem., Acad. Sci. Russ., Moscow, Russia

Feil, B., R. Thiraporn, et al. (1993). In vitro nitrate reductase activity of laboratory-grown seedlings as an indirect selection criterion for maize. Crop Science 33(6): 1280-1286. {a} Inst. Plant Sci., ETH, Universitaetstr. 2, CH-8092 Zurich, Switzerland

Fennoy, S. L. and S. J. Bailey (1993). Synonymous codon usage in Zea mays L. nuclear genes is varied by levels of C and G-ending codons. Nucleic Acids Research 21(23): 5294-5300. {a} Dep. Botany and Plant Sci., Univ. Calif., Riverside, CA 92521-0124, USA

Fernandes, P. A., M. Sousa, et al. (1993). Flocculation of Kluyveromyces marxianus in induced by a temperature upshift. Yeast 9(8): 859-866. {a} Dep. Biol. Molecular, Instituto Ciencias Biomedicas Abel Salazar, Univ. Porto, Porto, Portugal

Ferretti, M., R. Ghisi, et al. (1993). Effect of cadmium on photosynthesis and enzymes of photosynthetic sulphate and nitrate assimilation pathways in maize (Zea mays L.). Photosynthetica Prague 29(1): 49-54. {a} Dep. Agricultural Biotechnology, Univ. Padova, Via Gradenigo 6, 35131 Padova, Italy

Fischer, A. J., E. Granados, et al. (1993). Propanil resistance in populations of junglerice (Echinochloa colona) in Colombian rice fields. Weed Science 41(2): 201-206. Centro Int. Agric. Tropical, A. A. 6713, Cali, Colombia

Fischer, C., H. Luethen, et al. (1993). Initial transient growth inhibition in maize coleoptiles following auxin application. Journal of Plant Physiology 141(1): 88-92. {a} Inst. fuer Biol. III Universitaet, Schanzlestr. 1, D-7800 Freiburg i. Br., French Guiana

Fisher, P. J., S. A. Broad, et al. (1993). Retention and spread of a genetically engineered pseudomonad in seeds and plants of Zea mays L.: A preliminary study. New Phytologist 124(1): 101-106. Dep. Biological Sciences, Univ. Exeter, Exeter, Devon, UK

Florijn, P. J., K. J. A. De, et al. (1993). Phytochelatin concentrations and binding state of Cd in roots of maize genotypes differing in shoot/root Cd partitioning. Journal of Plant Physiology 142(5): 537-542. {a} Dep. Soil Science Plant Nutrition, Wageningen Agricultural Univ., P.O. Box 8005, 6700 EC Wageningen, Netherlands

Florijn, P. J., J. A. Nelemans, et al. (1993). Evaluation of structural and physiological plant characteristics in relation to the distribution of cadmium in maize inbred lines. Plant and Soil 154(1): 103-109. Dep. Soil Science Plant Nutrition, Wageningen Agric. University, PO Box 8005, 6700 EC Wageningen, Netherlands

Florijn, P. J. and B. M. L. Van (1993). Uptake and distribution of cadmium in maize inbred lines. Plant and Soil 150(1): 25-32. Dep. Soil Sci. and Plant Nutrition, Wageningen Agricultural Univ., PO Box 8005, 6700 EC Wageningen, Netherlands

Foltz, J. C., J. G. Lee, et al. (1993). Farm-level economic and environmental impacts of eastern corn belt cropping systems. Journal of Production Agriculture 6(2): 290-296. {a} Dep. Agric. Economics, Purdue Univ., West Lafayette, IN 47907, USA

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

Fortin, M. C. (1993). Soil temperature, soil water, and no-till corn development following in-row residue removal. Agronomy Journal 85(3): 571-576. Agric. Can. Res. Branch, Centre Land Biol. Resources Res. Ottawa, ON K1A 0C6, Canada

Fowler, S. M., C. A. Watson, et al. (1993). Nitrogen phosphorus and potassium on organic farms: Herbage and cereal production, purchases and sales. Journal of Agricultural Science 120(3): 353-360. {a} Dep. Agric. Sci., Univ. Coll. Wales, Aberystwyth, Dyfed SY23 3DD, UK

Fox, J. F. (1993). Size and sex allocation in monoecious woody plants. Oecologia Heidelberg 94(1): 110-113. Ints. Arctic Biol., Univ. Alaska Fairbanks, Fairbanks, AK 99775-0180, USA

Fox, R. H. and W. P. Piekielek (1993). Management and urease inhibitor effects on nitrogen use efficiency in no-till corn. Journal of Production Agriculture 6(2): 195-200. {a} 116 ASI Build., Penn State Univ., University Park, PA 16802, USAS

Fox, R. H., J. S. Shenk, et al. (1993). Comparison of near-infrared spectroscopy and other soil nitrogen availability quick tests for corn. Agronomy Journal 85(5): 1049-1053. {a} Dep. Agronomy, 116 Agric. Sci. and Ind. Bldg., Pennsylvania State Univ., University Park, PA 16802, USA

Francis, D. D., J. W. Doran, et al. (1993). Immobilization and uptake of nitrogen applied to corn as starter fertilizer. Soil Science Society of America Journal 57(4): 1023-1026. {a} USDA-ARAS, 119 Keim Hall, Univ. Nebraska, Lincoln, NE 68583, USA

Francis, D. D., J. S. Schepers, et al. (1993). Post-anthesis nitrogen loss from corn. Agronomy Journal 85(3): 659-663. {a} USDA-ARS 119 Keim Hill, Univ. Nebr., Lincoln, NE 68583, USA

Frascaroli, E. and R. Tuberosa (1993). Effect of abscisic acid on pollen germination and tube growth of maize genotypes. Plant Breeding 110(3): 250-254. Inst. Agron., Univ. Bologna, Via Filippo Re 6, I-40126 Bologna, Italy

Frazier, T. L., S. J. Nissen, et al. (1993). The influence of terbufos on primisulfuron absorption and fate in corn (Zea mays). Weed Science 41(4): 664-668. {a} Dep. Agron., Univ. Nebraska, Lincoln, NE 68583-0915, USA

Frensch, J. and T. C. Hsiao (1993). Hydraulic propagation of pressure along immature and mature xylem vessels of roots of Zea mays measured by pressure-probe techniques. Planta Heidelberg 190(2): 263-270. {a} Dep. Land, Air Water Res., University California, Davis, CA 95616, USA

Frerichs, R., R. Brentlinger, et al. (1993). One-row machine for the harvest of corn stover. Agronomy Journal 85(5): 1096-1097. {a} Northeast Res. and Ext. Cent., Univ. Nebraska, Box 111, Concord, NE 68787, USA

Frey, B. and H. Schuepp (1993). Acquisition of nitrogen by external hyphae of arbuscular mycorrhizal fungi associated with Zea mays L. New Phytologist 124(2): 221-230. {a} Dep. Phytopathol. Soil Microbiol., Swiss Federal Res. Stn., CH-8820 Wadenswil, Switzerland

Freymark, P. J., M. Lee, et al. (1993). Quantitative and qualitative trait loci affecting host-plant response to Exserohilum turcicum in maize (Zea mays L.). Theoretical and Applied Genetics 87(5): 537-544. {a} Dep. Agronomy, Iowa State Univ., Ames, IA 50011, USA

Fritz, R., C. Lanen, et al. (1993). Effects of various inhibitors including carboxin on Botrytis cinerea mitochondria isolated from mycelium. Agronomie Paris 13(3): 225-230. {a} INRA, Lab. Phytopharmacie, 78000 Versailles, France

Fuerst, E. P., G. P. Irzyk, et al. (1993). Partial characterization of glutathione S-transferase isozymes induced by the herbicide safener benoxacor in maize. Plant Physiology Rockville 102(3): 795-802. {a} Dep. Crop Soil Sci., Washington State Univ., Pullman, WA 99164-6420, USA

Fukuda, A., S. Yamatani, et al. (1993). Decrease of leaf water potential and leaf injury of tea plant (Thea sinensis L.) subject to cold winter wind in Sanin region of Japan. Japanese Journal of Crop Science 62(2): 188-192. Fac. Agric., Shimane Univ., Nishikawatsu-cho, Matsue 690, Japan

Fulchieri, M., C. Lucangeli, et al. (1993). Inoculation with Azospirillum lipoferum affects growth and gibberellin status of corn seeding roots. Plant and Cell Physiology 34(8): 1305-1309. Lab. Fisiologia Vegetal, Dep. de Ciencias Naturales, Universidad Nacional de Rio Cuarto, 5800 Rio Cuarto, Argentina

Gacheru, E. N., G. M. Kamau, et al. (1993). Effect of land preparation and weeding on maize (Zea mays) grain yields in the coastal region of Kenya. International Journal of Pest Management 39(1): 57-60. {a} ICRAF, KARI Regional Res. Centre, Embu, P.O. Box 27, Embu, Kenya

Gallo, K. P., C. S. T. Daughtry, et al. (1993). Errors in measuring absorbed radiation and computing crop radiation use efficiency. Agronomy Journal 85(6): 1222-1228. {a} NOAA/NESDIS, Satellite Res. Lab., Washington, DC 20233, USA

Galtier, N., C. H. Foyer, et al. (1993). Effects of elevated sucrose-phosphate synthase activity on photosynthesis, assimilate partitioning, and growth in tomato (Lycopersicon esculentum var. UC82B). Plant Physiology Rockville 101(2): 535-543. {a} Lab. Metabolisme, Inst. Natl. de la Recherche Agronomique, Route de St-Cyr, 78026 Versailles, Cedex, France

Gamon, J. A., C. B. Field, et al. (1993). Functional patterns in an annual grassland during an AVIRIS overflight. Remote Sensing of Environment 44(2-3): 239-253. {a} Dep. Biol., California State Univ., 5151 State Univ. Dr., Los Angeles, CA 90032-8201, USA

Gardiner, J. M., E. H. Coe, et al. (1993). Development of a core RFLP map in maize using an immortalized F-2 population. Genetics 134(3): 917-930. {a} Dep. Agron., Univ. Mo.-Columbia, Columbia, MO 65211, USA

Garica, F. C., D. J. E. Sanchez, et al. (1993). Induction and maintenance of embryogenic cultures of Zea mays L. (Poaceae). Phyton Buenos Aires 54(1): 1-6. {a} Dep. Bioquimica, Div. Estudios Posgrado, Fac. Quimica, Universidad Nacional Autonoma Mexico, Ciudad Universitaria, CP 04510 Mexico, DF

Gaut, B. S. and M. T. Clegg (1993). Nucleotide polymorphism in the Adh1 locus of pearl millet (Pennisetum glaucum) (Poaceae). Genetics 135(4): 1091-1097. Dep. Botany Plant Sci., Univ. California, Riverside, Riverside, CA 92521, USA

Gaut, B. S. and M. T. Clegg (1993). Molecular evolution of the Adh1 locus in the genus Zea. Proceedings of the National Academy of Sciences of the United States of America 90(11): 5095-5099. {a} Dep. Bot. Plant Sci., University California, Riverside, CA 92521, USA

Gavin, O., P. E. Pilet, et al. (1993). Tonoplast localization of a calmodulin-stimulated Ca-2+ -pump from maize roots. Plant Science Limerick 92(2): 143-150. {a} Inst. Plant Biol. Physiol., Univ. Lausanne, Biol. Building, CH-1015 Lausanne, Switzerland

Gavito, M. E. and L. Varela (1993). Seasonal dynamics of mycorrhizal associations in maize fields under low input agriculture. Agriculture Ecosystems and Environment 45(3-4): 275-282. {a} Dep. Microbiol., Escuela Nac. Ciencas Biologicas, Inst. Politecnico Nacional, Apdo. postal 26-393, Mexico 02860, Mexico

Gaynor, J. D. and A. S. Hamill (1993). Timing of atrazine application for control of quackgrass (Agropyron repens). Phytoprotection 74(2): 89-99. {a} Agriculture Can., Res. Station, Harrow, ON N0R 1G0, Canada

Geissler, A. E. and G. F. Katekar (1993). Phytotropin-induced root phototropism in maize. Physiologia Plantarum 89(2): 335-340. {a} CSIRO, Div. Plant Industry, GPO Box 1600, Canberra, ACT 2601, Australia

Gemici, M. (1993). Effects of cytozyme crop plus on Triticum durum (Wheat). Turkish Journal of Botany 17(3): 133-139. Ege Univ., Fac. Sci., Dep. Biol. 35100 Bornova-Izmir-Turkey

Gentry, L. E. and F. E. Below (1993). Maize productivity as influenced by form and availability of nitrogen. Crop Science 33(3): 491-497. {a} Dep. Agron., 1102 S. Goodwin Ave., Univ. Ill., Urbana, IL 61801, USA

Georgieva, E. I., R. G. Lopez, et al. (1993). Maize embryo germination: I. Cell cycle analysis. Planta Heidelberg 192(1): 118-124. {a} Dep. Microbiol., Univ. Innsb., Fritz-Pregl-Str. 3, A-6020 Innsbruck, Austria

Georgieva, E. I., R. G. Lopez, et al. (1993). Maize embryo germination: II. Proteins related to nuclear proto-oncogene- and tumor suppressor gene-products. Planta Heidelberg 192(1): 125-129. {a} Dep. Microbiol., Univ. Innsbruck, Fritz-Pregl-Str. 3, A-6020 Innsbruck, Austria

Gerdes, J. T. and W. F. Tracy (1993). Pedigree diversity within the Lancaster Surecrop heterotic group of maize. Crop Science 33(2): 334-337. {a} Dep. Agron., Univ. Wisconsin-Madison, Madison, WI 53706, USA

Gerendas, J., R. G. Ratcliffe, et al. (1993). Relationship between intracellular pH and N metabolism in maize (Zea mays L.) roots. Plant and Soil 155-156: 167-170. {a} Inst. Plant Nutrition Soil Sci., Christian-Albrechts-Univ., Olshausenstrasse 40, D-2300 Kiel, Germany

Ghiena, R. C., M. Schulz, et al. (1993). Influence of horizontal clinostat rotation on starch content and starch degrading enzymes in leaves of Vicia faba. Plant Physiology and Biochemistry Montrouge 31(4): 515-522. Institut fuer Ladwirtschaftliche Botanik, Univ. Bonn, Meckenheimer Allee 176, 5300 Bonn 1, Germany

Ghosh, S., B. R. Glick, et al. (1993). Effect of wound shock on protein synthesis in leaves of C-3 and C-4 plants. Plant and Cell Physiology 34(3): 503-506. Dep. Biol., Univ. Waterloo, Waterloo, ON N2L 3G1, Canada

Ghuman, B. S. and C. B. Singh (1993). Solar radiation and potential crop production at Ludhiana. Indian Journal of Agricultural Sciences 63(4): 225-228. {a} Dep. Soils, Punjab Agric. Univ., Ludhiana 141 004, India

Gibeaut, D. M. and N. C. Carpita (1993). Synthesis of (1 fwdarw 3), (1 fwdarw 4)-beta-D-glucan in the Golgi apparatus of maize coleoptiles. Proceedings of the National Academy of Sciences of the United States of America 90(9): 3850-3854. {a} Dep. Botany and Plant Pathol., Purdue Univ., West Lafayette, IN 47907-1155, USA

Gibson, T. J., J. D. Thompson, et al. (1993). Proposed structure for the DNA-binding domain of the helix-loop-helix family of eukaryotic gene regulatory proteins. Protein Engineering 6(1): 41-50. European Mol. Biol. Lab., Postfach 102209, Meyerhofstrasse 1, W-6900 Heidelberg, Germany

Gill, M. S., D. S. Rana, et al. (1993). Response of maize (Zea mays), wheat (Triticum aestivum) and gobhi sarson (Brassica napus subsp. oleifera var. annua) to balanced fertilization and azotobacter inoculation in subhumid Punjab. Indian Journal of Agronomy 38(3): 463-465. Dep. Agron., Punjab Agric. Univ., Ludhiana 141 004, India

Ginsburg, S. and P. Matile (1993). Identification of catabolites of chlorophyll-porphyrin in senescent rape cotyledons. Plant Physiology Rockville 102(2): 521-527. {a} Dep. Plant Biol., Univ. Zurich, Zollikerstrasse 107, CH-8008 Zurich, Switzerland

Girardin, P., A. Chavagnat, et al. (1993). Determination of seed characteristics of maize (Zea mays L.) by use of X-ray radiography. Seed Science and Technology 21(3): 545-551. {a} Inst. Natl. Rech. Agronomique, Lab. Agronomie, BP 507, 68021 Colmar Cedex, France

Giunta, F., R. Motzo, et al. (1993). Effect of drought on yield and yield components of durum wheat and triticale in a Mediterranean environment. Field Crops Research 33(4): 399-409. {a} Istituto di Agronomia e Coltivazioni Erbacee Facolta di Scienze Agrarie, Universita di Sassari Via E. De Nicola, 07100 Sassari, Italy

Glenn, S. and N. G. Anderson (1993). Hemp dogbane (Apocynum cannabinum) and wild blackberry (Rubus allegheniensis) control in no-tillage corn (Zea mays). Weed Technology 7(1): 47-51. {a} Agron. Dep., Univ. Md., College Park, MD, USA

Godfrey, L. D., L. J. Meinke, et al. (1993). Affects of larval injury by western corn rootworm (Coleoptera: Chrysomelidae) on gas exchange parameters of field corn. Journal of Economic Entomology 86(5): 1546-1556. {a} Dep. Entomol., Univ. California, Davis, CA 95616, USA

Godfrey, L. D., L. J. Meinke, et al. (1993). Vegetative and reproductive biomass accumulation in field corn: Response to root injury by western corn rootworm (Coleoptera: Chrysomelidae). Journal of Economic Entomology 86(5): 1557-1573. {a} Dep. Entomol., Univ. California, Davis, CA 95616, USA

Godlewska, E. A. (1993). Comparison of the nitrate reductases obtained from corn, barley, rye and spinach. Acta Physiologiae Plantarum 15(1): 31-37. Dep. Biochemistry, Warsaw Agric. Univ., Rakowiecka 26/30, 02-528 Warsaw, Poland

Golden, K. D., M. A. John, et al. (1993). Beta-Galactosidase from Coffea arabica and its role in fruit ripening. Phytochemistry Oxford 34(2): 355-360. {a} Dep. Biochemistry, Univ. West Indies, Mona, Kingston 7, Jamaica

Goldman, I. L., T. R. Rocheford, et al. (1993). Quantitative trait loci influencing protein and starch concentration in the Illinois long term selection maize strains. Theoretical and Applied Genetics 87(1-2): 217-224. {a} Dep. Agronomy, Univ. Illinois, 1102 S. Goodwin, Urbana, IL 61801, USA

Golenberg, E. M., M. T. Clegg, et al. (1993). Evolution of a noncoding region of the chloroplast genome. Molecular Phylogenetics and Evolution 2(1): 52-64. {a} Dep. Biol. Sci., Wayne State Univ., Detroit, MI 48202, USA

Golino, D. A. (1993). Potential interactions between rootstocks and grapevine latent viruses. American Journal of Enology and Viticulture 44(2): 148-152. USDA, Agric. Res. Services, Dep. Plant Pathol., Univ. California, Davis, CA 95616, USA

Gollany, H. T. and T. E. Schumacher (1993). Combined use of colorimetric and microelectrode methods for evaluating rhizosphere pH. Plant and Soil 154(2): 151-159. Plant Sci. Dep., South Dakota State Univ., Brookings, SD 57007, USA

Gonzalez, M. M. B., M. Lacuesta, et al. (1993). Comparative study of the inhibition of photosynthesis caused by aminooxyacetic acid and phosphinothricin in Zea mays. Journal of Plant Physiology 142(2): 161-166. {a} Departamento de Biologia Vegetal y Ecologia, Facultad de Ciencias, Universidad del Pais Vasco/Euskal Herriko Unibertsitatea, Apdo. 644, 48080 Bilbao, Spain

Gonzalez, P. R., M. L. Salas, et al. (1993). Nitrogen use efficiency by winter barley under different climatic conditions. Journal of Plant Nutrition 16(7): 1249-1261. {a} Centro Ciencias Medioambientales, CSIC, 28006 Madrid, Spain

Goodfellow, V. J., L. P. Solomonson, et al. (1993). Characterization of a maize root proteinase. Plant Physiology Rockville 101(2): 415-419. {a} Botany Dep., Univ. Guelph, Guelph, Ont. N1G 2W1, Canada

Goovaerts, P. and C. N. Chiang (1993). Temporal persistence of spatial patterns for mineralizable nitrogen and selected soil properties. Soil Science Society of America Journal 57(2): 372-381. {a} Unit Biometry, Faculty Agronomic Sciences, Catholic Univ. Louvain, Place Croix du Sud, 2 B-1348 Louvain-la-Neuve, Belgium

Gordon, W. B., D. H. Rickerl, et al. (1993). Tillage and nitrogen effects on growth, nitrogen content, and yield of corn. Communications in Soil Science and Plant Analysis 24(5-6): 421-441. {a} Irrigation Experimental Field, Dep. Agron., Kansas State Univ., Courtland, KS 66939

Gordon, W. B., D. W. Whitney, et al. (1993). Nitrogen management in furrow irrigated, ridge-tilled corn. Journal of Production Agriculture 6(2): 213-217. {a} Dep. Agron., Kansas State Univ., Manhattan, KS 66506-5504, USA

Goto, M., T. Sato, et al. (1993). Variations in anatomy and ultraviolet microspectrometry between normal and brown midrib mutant maizes possessing different rumen degradabilities. Journal of the Science of Food and Agriculture 63(4): 427-434. {a} Fac. Bioresources, Mie Univ., Tsu 514, Japan

Goulden, M. G. and D. C. Baulcombe (1993). Functionally homologous host components recognize potato virus X in Gomphrena globosa and potato. Plant Cell 5(8): 921-930. {a} Sainsbury Lab., Norwich Res. Park, Colney, Norwich NR4 7UH, UK

Goulding, K. W. T., C. P. Webster, et al. (1993). Denitrification losses of nitrogen fertilizer applied to winter wheat following ley and arable rotations as estimated by acetylene inhibition and nitrogen-15 balance. Journal of Soil Science 44(1): 63-72. Soil Sci. Dep., AFRC Inst. Arable Crops Res., Rothamsted Exp. Stn., Harpenden, Hertfordshire AL5 2JQ, UK

Graham, M. J., J. A. Hawk, et al. (1993). Evaluation of Iowa stiff stalk synthetic for resistance to gray leaf spot. Plant Disease 77(4): 382-385. {a} Dep. Plant Soil Sci., Univ. Del., Newark, DE 19717-1303

Granados, G., S. Pandey, et al. (1993). Response to selection for tolerance to acid soils in a tropical maize population. Crop Science 33(5): 936-940. {a} CIMMYT, A.A. 6713, Cali, Colombia

Grandi, P., V. Doye, et al. (1993). Purification of NSP1 reveals complex formation with "GLFG" nucleoporins and a novel nuclear pore protein NIC96. EMBO European Molecular Biology Organization Journal 12(8): 3061-3071. EMBL, Postfach 1022.09, Meyerhofstrasse 1, D-6900 Heidelberg, Germany

Granot, D. and M. Snyder (1993). Carbon source induces growth of stationary phase yeast cells, independent of carbon source metabolism. Yeast 9(5): 465-479. Dep. Biol., Yale Univ., New Haven, CT 06511

Grant, S. R., S. Hardenack, et al. (1993). Functional cis-element sequence requirements for suppression of gene expression by the TNPA protein of the Zea mays transposon En/Spm. Molecular and General Genetics 241(1-2): 153-160. {a} Max-Planck Inst. fuer Zuechtungsforschung, Carl-von-Linne-Weg 10, D-50829 Cologne 30, Germany

Granval, P., R. Aliaga, et al. (1993). The impact of agricultural management on earthworms (Lumbricidae), common snipe (Gallinago gallinago) and the environmental value of grasslands in the Dives marshes (Calvados). Gibier Faune Sauvage 10(March): 59-73. {a} Avifaune migratrice O.N.C., Lab. Zooecologie du Sol, I.N.R.A./C.N.R.S., C.E.P.E., B.P. 5051, F-34033 Montpellier Cedex, France

Grasser, K. D., T. Wohlfarth, et al. (1993). Comparative analysis of chromosomal HMG proteins from monocotyledons and dicotyledons. Plant Molecular Biology 23(3): 619-625. {a} Inst. fuer Biol. III, Albert-Ludwigs-Univ. Freiburg, Schaenzlestr. 1, 7800 Freiburg, Germany

Green, J. M. and J. H. Green (1993). Surfactant structure and concentration strongly affect rimsulfuron activity. Weed Technology 7(3): 633-640. Weed Sci. and Formulation Sci., Agric. Prod., Stine-Haskell Res. Cent., DuPont Co., Newark, DE 19714, USA

Green, J. M. and J. F. Ulrich (1993). Response of corn (Zea mays L.) inbreds and hybrids to sulfonylurea herbicides. Weed Science 41(3): 508-516. Weed Sci. Crop Genet. Agric. Prod., Stine-Haskell Res. Cent., DuPont Co., Newark, DE 19714, USA

Gregory, R. D. and M. E. J. Woolhouse (1993). Quantification of parasite aggregation: A simulation study. Acta Tropica 54(2): 131-139. {a} British Trust Ornithol., National Centre Ornithol., Nunnery, Thetford, Norfolk IP24 2PU, UK

Griesbach, R. J. (1993). Characterization of the flavonoids from Petunia X hydrida flowers expressing the A1 gene of Zea mays. Hortscience 28(6): 659-660. Florist Nursery Crops, U.S. Dep. Agric., Beltsville, MD 20705, USA

Griesbach, R. J. and T. M. Klein (1993). In situ genetic complementation of a flower color mutant in Doritis Pulcherrima (Orchidaceae). Lindleyana 8(4): 223-226. {a} Florist Nursery Crops, USDA, ARS, BARC-W, Beltsville, MD 20705, USA

Griess, E. A., K. D. Grasser, et al. (1993). Repeat units from a maize rDNA external spacer region exhibit DNA curvature and interact with high-mobility-group proteins. Planta Heidelberg 191(4): 524-531. {a} Inst. fuer Biol. III, Albert-Ludwigs-Univ. Freiburg, Schaenzlestrasse 1, D-79104 Freiburg, Germany

Grineva, G. M. and T. V. Bragina (1993). Structural and functional parameters of the development of adaptation to flooding in maize. Fiziologiya Rastenii Moscow 40(4): 662-667. K.A. Timiryazev Inst. Plant Physiol., Acad. Sci. Russ., Moscow, Russia

Gronwald, J. W., S. W. Jourdan, et al. (1993). Effect of ammonium sulfate on absorption of imazethapyr by quackgrass (Elytrigia repens) and maize (Zea mays) cell suspension cultures. Weed Science 41(3): 325-334. Plant Physiol., Plant Sci. Res. Unit, Agric. Res. Serv., U.S. Dep. Agric., Univ. Minnesota, St. Paul, MN 55108, USA

Guan, H. P. and J. Preiss (1993). Differentiation of the properties of the branching isozymes from maize (Zea mays). Plant Physiology Rockville 102(4): 1269-1273. {a} Dep. Biochem., Mich. State Univ., East Lansing, MI 48824, USA

Guei, R. G. and C. E. Wassom (1993). Genetics of osmotic adjustment in breeding maize for drought tolerance. Heredity 71(4): 436-441. {a} WARDA 01 BP 2551, Bouake 01, Cote D'Ivoire, AFR

Habben, J. E., A. W. Kirleis, et al. (1993). The origin of lysine-containing proteins in opaque-2 maize endosperm. Plant Molecular Biology 23(4): 825-838. {a} Dep. Plant Sci., Univ. Arizona, Tucson, AZ 85721, USA

Hadas, A., S. Feigenbaum, et al. (1993). Decomposition of nitrogen-15-labeled wheat and cellulose in soil: Modeling tracer dynamics. Soil Science Society of America Journal 57(4): 996-1001. {a} Inst. Soils Water, ARO, Volcani Cent., Bet Dagan 50250, Israel

Hager, A. and M. Brich (1993). Blue-light-induced phosphorylation of a plasma-membrane protein from phototropically sensitive tips of maize coleoptiles. Planta Heidelberg 189(4): 567-576. {a} Botanisches Inst., Univ. Tuebingen, Auf der Morgenstelle 1, W-7400 Tuebingen, Germany

Hager, A., M. Brich, et al. (1993). Redox dependence of the blue-light-induced phosphorylation of a 100-kDa protein on isolated plasma membranes from tips of coleoptiles. Planta Heidelberg 190(1): 120-126. Botanisches Institut, Universitaet Tuebingen, Auf der Morgenstelle 1, W-7400 Tuebingen, Germany

Hajos, N. M. and A. H. Nagy (1993). Study of sporophytic-gametophytic expression of alcohol dehydrogenase 1 gene in tetraploid corn (Zea mays L.). Cereal Research Communications 21(1): 97-103. {a} Univ. Agricultural Sciences, Dep. Genetics Plant Breeding, 2103 Godollo, Hungary

Hallman, G. J. and R. J. Knight, Jr. (1993). Hypocala andremona (Lepidoptera: Noctuidae) development on eight species of Diospyros (Ebenaceae). Florida Entomologist 76(3): 461-465. United States Dep. Agric., Agric. Res. Serv. 13601 Old Cutler Rd., Miami, FL 33158, USA

Hamilton, M. A., D. T. Westermann, et al. (1993). Factors affecting zinc uptake in cropping systems. Soil Science Society of America Journal 57(5): 1310-1315. {a} INEL, EG and G ID, PO Box 1625, Idaho Falls, ID 83415-2203, USA

Han, C. D., W. Patrie, et al. (1993). Aberrations in plastid transcripts and deficiency of plastid DNA in striped and albino mutants in maize. Planta Heidelberg 191(4): 552-563. {a} Plant Genetics Res. Unit, Agric. Res. Serv., Columbia, MO 65211, USA

Han, Y. J. and D. M. Han (1993). Isolation and characterization of null pigment mutant in Aspergillus nidulans. Korean Journal of Genetics 15(1): 1-10. Dep. Mol. Biol., Wonkwang Univ., ChonBuk 570-749

Hanson, J. C., E. Lichtenberg, et al. (1993). Profitability of no-tillage corn following a hairy vetch cover crop. Journal of Production Agriculture 6(3): 432-437. {a} Dep. Agric. Resource Economics, Univ. Md., College Park, MD 20742, USA

Hardarson, G. (1993). Methods for enhancing symbiotic nitrogen fixation. Plant and Soil 152(1): 1-17. FAO/IAEA Programme, Soil Sci. Unit, Agency's Lab., A-2444 Seibersdorf, Austria

Hart, J. J., J. M. Ditomaso, et al. (1993). Characterization of paraquat transport in protoplasts from maize (Zea mays L.) suspension cells. Plant Physiology Rockville 103(3): 963-969. {a} Dep. Soil, Crop Atmospheric Sci., U.S. Plant Soil Nutr. Lab., Cornell Univ., Ithaca, NY 14853, USA

Hartman, G. L. and Y. H. Huang (1993). Pathogenicity and virulence of Phytophthora capsici isolates from Taiwan on tomatoes and other selected hosts. Plant Disease 77(6): 588-591. {a} Agric. Res. Serv., U.S. Dep. Agric., Univ. Ill., Urbana, IL 61801, USA

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

Hartzler, R. G., K. B. D. Van, et al. (1993). On-farm evaluation of mechanical and chemical weed management practices in corn (Zea mays). Weed Technology 7(4): 1001-1004. Dep. Agron., Iowa State Univ., Ames, IA 50011, USA

Hashmi, G., S. Hashmi, et al. (1993). Resistance of Zea mays to Heterodera zeae. Journal of Nematology 25(4 Suppl.): 820-823. {a} Dep. Bot., Univ. Md., College Park, MD 20742-5815, USA

Hashmi, S., L. R. Krusberg, et al. (1993). Reproduction of Heterodera zeae and its suppression of corn plant growth as affected by temperature. Journal of Nematology 25(1): 55-58. Dep. Bot., University Maryland, College Park, MD 20742-5815, USA

Haugen, K. K., N. G. Juma, et al. (1993). Nitrogen partitioning and cycling in barley-soil systems under conventional and zero tillage in Central Alberta. Canadian Journal of Soil Science 73(2): 183-196. Dep. Soil Sci., 4-42 Earth Sci. Building, Univ. Alberta, Edmonton, Alberta T6G 2E3, Canada

Havis, R. N. and E. E. Alberts (1993). Nutrient leaching from field-decomposed corn and soybean residue under stimulated rainfall. Soil Science Society of America Journal 57(1): 211-218. {a} Colo. State Univ., P.O. Box E, Fort Collins, CO 80522, USA

He, G. Y., E. Korbuly, et al. (1993). High frequency callus formation and regeneration of fertile plants from haploid cell suspensions derived from anther culture in wheat. Plant Science Limerick 90(1): 81-87. {a} Cell Biol. Dep., Agric. Res. Inst. of the Hungarian Acad. Sci., H-2462 Martonvasar, Hungary

Hedin, P. A., F. M. Davis, et al. (1993). 2-Hydroxy-4, 7-dimethoxy-1,4-benzoxazin-3-one (N-O-ME-dimboa), a possible toxic factor in corn to the southwestern corn borer. Journal of Chemical Ecology 19(3): 531-542. {a} Crop Sci. Res. Lab., USDA-ARS, Mississippi State, MS 39762-5367

Hedin, P. A., W. P. Williams, et al. (1993). Arrestant responses of southwestern corn borer larvae to free amino acids: Structure-activity relationships. Journal of Chemical Ecology 19(2): 301-311. {a} Crop Science Res. Lab., U.S. Dep. of Agric., Agricultural Res. Service, Mississippi State, Mississippi 39762-5367

Held, B. M., H. Wang, et al. (1993). An mRNA putatively coding for an O-methyltransferase accumulates preferentially in maize roots and is located predominantly in the region of the endodermis. Plant Physiology Rockville 102(3): 1001-1008. {a} Dep. Bot., Iowa State Univ., Ames, IA 50011-1020, USA

Helms, T. C. (1993). Selection for yield and stability among oat lines. Crop Science 33(3): 423-426. Dep. Crop and Weed Sci., North Dakota State Univ., Fargo, ND 58105, USA

Hergert, G. W., N. L. Klocke, et al. (1993). Cropping systems for stretching limited irrigation supplies. Journal of Production Agriculture 6(4): 520-529. {a} Univ. Nebr. West Central Res. and Ext. Cent., North Platte, NE 69101, USA

Hesler, L. S. and G. R. Sutter (1993). Effect of trap color, volatile attractants, and type to toxic bait dispenser or captures of adult corn rootworm beetles (Coleoptera: Chrysomelidae). Environmental Entomology 22(4): 743-750. Northern Grain Insects Res. Lab., Agric. Res. Serv., U.S. Dep. Agric., Brookings, SD 57006, USA

Hesse, T., C. Garbers, et al. (1993). Two members of the ERabp gene family are expressed differentially in reproductive organs but to similar levels in the coleoptile of maize. Plant Molecular Biology 23(1): 57-66. {a} Max-Planck-Inst. Zuechtungsforschung, Carl Von Linne Weg 10, 50829 D Koeln, Germany

Heun, M. and T. Helentjaris (1993). Inheritance of RAPDs in F-1 hybrids of corn. Theoretical and Applied Genetics 85(8): 961-968. {a} Dep. Plant Sci., Univ. Ariz., Tucson, AZ 85721, USA

Heusch, B. (1993). Soil erosion in catchments and experimental plots on Java (Indonesia) and Luzon (The Philippines). Soil Technology 6(2): 191-202. Saint-Mury, La Tour, F-38240 Meylan, France

Higley, P. M., D. C. McGee, et al. (1993). Development of methodology for non-destructive assay of bacteria, fungi and viruses in seeds of large-seeded field crops. Seed Science and Technology 21(2): 399-409. {a} Dep. Plant Pathol., Univ. Nebr., Lincoln, NE 68583, USA

Hilgendorf, F. and M. Boettger (1993). Influence of temperature on proton secretion and hexacyanoferrate(III) reduction of Zea mays L. roots. Plant Physiology Rockville 101(4): 1349-1353. {a} Univ. Hamburg, Inst. Allgemeine Botanik, Ohnhorststrasse 18, W-2000 Hamburg 52, Germany

Hill, R. L. (1993). Tillage and wheel traffic effects on runoff and sediment losses from crop interrows. Soil Science Society of America Journal 57(2): 476-480. Dep. Agronomy, H.J. Patterson Hall, Univ. Maryland, College Park, MD 20742, USA

Hipskind, J. D., J. R. Vincent, et al. (1993). Partial purification and characterization of 4-hydroxycinnamic acid: CoA ligase from maize leaves infected with Bipolaris maydis. Physiological and Molecular Plant Pathology 43(5): 365-377. {a} Dep. Bot. Plant Pathol., Purdue University, West Lafayette, IN 47907-1155, USA

Ho, I. (1993). Analysis of nutrient uptake by six species of vesicular-arbuscular mycorrhizal fungi in Zea mays L. Indian Journal of Mycology and Plant Pathology 23(1): 64-69. USDA, For. Serv., Pac. Northwest Res. Stn., For. Sci. Lab., 3200 S.W. Jefferson Way, Corvallis, OR 97331, USA

Hoesche, J. A. and R. J. Berzborn (1993). Primary structure, deduced from cDNA, secondary structure analysis and conclusions concerning interaction surfaces of the delta subunit of the photosynthetic ATP-synthase (EC 3.6.1.34) from millet (Sorghum bicolor) and maize (Zea mays). Biochimica et Biophysica Acta 1142(3): 293-305. {a} Lehrstuhl Biochemie Pflanzen, Fakultaet Biologie, Ruhr-Univ. Bochum, P.O. Box 102148, D-4630 Bochum 1, Germany

Hoff, R. J. and G. I. McDonald (1993). Variation of virulence of white pine blister rust. European Journal of Forest Pathology 23(2): 103-109. Intermountain Res. Stn., 1221 South Main, Moscow, ID 83843, USA

Hoffman, M. L., E. E. Regnier, et al. (1993). Weed and corn (Zea mays) responses to a hairy vetch (Vicia villosa) cover crop. Weed Technology 7(3): 594-599. {a} Dep. Agron., Ohio State Univ., Columbus, OH 43210, USA

Hohmann, U. (1993). Stabilization of tetraploid triticale with chromosomes from Triticum aestivum (ABD)(ABD)RR (2n equals 28). Theoretical and Applied Genetics 86(2-3): 356-364. Dep. Plant Pathol., Kans. State Univ., Throckmorton Hall, Manhattan, KS 66506-5502, USA

Hohn, T. M., A. E. Desjardins, et al. (1993). Analysis of Tox5 gene expression in Gibberella pulicaris strains with different trichothecene production phenotypes. Applied and Environmental Microbiology 59(8): 2359-2363. {a} Mycotoxin Res. Unit, National Center Agric. Utilization Res., Agric. Res. Service, U.S. Dep. Agric., Peoria, IL 61604, USA

Hong, C. K. (1993). The influences of cultural environment and artificial shading at silking state on physiological and morphological traits associated with occurrence of barren ear in corn (Zea mays L.). RDA Journal of Agricultural Science Upland and Industrial Crops 35(1): 134-158. Kangwon Provincial Rural Development Administration, Chuncheon, South Korea

Hood, E. E., J. M. Murphy, et al. (1993). Molecular characterization of maize extensin expression. Plant Molecular Biology 23(4): 685-695. Dep. Biol., Utah State Univ., Logan, UT 84322-5305, 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

Horner, H. T., V. L. Hall, et al. (1993). Isolation, sorting, and characterization of uni- and binucleate tapetal protoplasts from anthers of normal and Texas cytoplasmic male-sterile Zea mays L. Protoplasma 173(1-2): 48-57. {a} Dep. Botany, Iowa State Univ., Ames, Iowa 50011-1020, USA

Hsing, Y. I. C., J. M. Widholm, et al. (1993). Lipid metabolism in maize tissue-culture. Journal of Plant Physiology 142(3): 360-365. {a} Dep. Agron., Plant Physiol. and Genetics Res. Unit, US Dep. Agric., Agric. Res. Serv., Univ. Ill. at Urbana, Urbana, IL 61801, USA

Hsu, A. F. C., S. Rodenbach, et al. (1993). Separation of tonoplast vesicles enriched in ATPase and pyrophosphatase activity from maize roots. Journal of Plant Nutrition 16(7): 1179-1192. {a} U.S. Dep. Agric., Agric. Res. Serv., Eastern Regional Res. Center, 600 E. Mermaid Lane, Philadelphia, PA 19118, USA

Hu, C. H., S. T. Dong, et al. (1993). Studies on the relationship between canopy apparent photosynthesis rate and grain yield in high yielding summer corn (Zea mays L.). Acta Agronomica Sinica 19(1): 63-69. Shandong Agric. Univ., Taian 271018

Hugdahl, J. D. and L. C. Morejohn (1993). Rapid and reversible high-affinity binding of the dinitroaniline herbicide oryzalin to tubulin from Zea mays L. Plant Physiology Rockville 102(3): 725-740. {a} Dep. Botany, Univ. Tex., Austin, TX 78713, USA

Huiet, L., J. H. Tsai, et al. (1993). Maize stripe virus RNA5 is of negative polarity an encodes as highly basis protein. Journal of General Virology 74(4): 549-554. {a} Centre Eng. Plants Resistance Against Pathogens, 1930 5th St., Univ. Calif., Davis, CA 95616, USA

Hulesch, A., F. Dutka, et al. (1993). Safening of vernolate in corn (Zea mays L.). Cereal Research Communications 21(1): 105-110. {a} Central Res. Inst. Chemistry, Hungarian Academy Sciences, H-1525 P.O. Box 17, Budapest, Hungary

Hung, P. E., V. A. Fritz, et al. (1993). Treating shrunken-2 sweet corn seed with fungicide infused via acetone. Hortscience 28(4): 340-342. {a} Southern Experiment Station, Waseca, MN 56903, USA

Hunt, R. E., J. C. Parr, et al. (1993). Influence of leafhopper (Homoptera: Cicadellidae) gender and female mating status on plant disease dynamics within a simple habitat. Environmental Entomology 22(1): 109-115. Dep. Entomol., University Kentucky, Lexington, KY 40546, USA

Hunte, C., M. Janssen, et al. (1993). Age-dependent modifications and further localization of the CX 26-like protein from Vicia faba L. Botanica Acta 106(3): 207-212. {a} Inst. fuer Landwirtschaftliche Bot., Universitaet Bonn, Meckenheimer Allee 176, D-53115 Bonn, Germany

Hussein, M. Y. and N. A. Samad (1993). Intercropping chilli with maize or brinjal to suppress populations of Aphis gossypii Glov., and transmission of chilli viruses. International Journal of Pest Management 39(2): 216-222. {a} Plant Protection Dep., Univ. Pertanian Malaysia, Serdag, Selangor, Malaysia

Hutchinson, P. J., P. J. Shea, et al. (1993). Immunoassay to detect enhanced carbamothioate degradation in soil. Weed Technology 7(2): 396-403. {a} Agriculturalist, American Cynamid Co., 2458 N. Archery Way, Meridian, ID 83642

Hutchison, W. D. (1993). Dose-mortality response of European corn borer (Lepidoptera: Pyralidae) third-instar larvae to selected insecticides. Canadian Entomologist 125(6): 1137-1139. Dep. Entomology, Univ. Minn., St. Paul, MN 55108, USA

Ignatov, N. V., O. B. Belyaeva, et al. (1993). Possible role of flavin components of protochlorophyllide-protein complexes in primary processes of protochlorophyllide photoreduction in etiolated plant leaves. Photosynthetica Prague 29(2): 235-241. Biol. Dep., Moscow State Univ., Moscow 119899, Russia

Irlbeck, N. A., J. R. Russell, et al. (1993). Nutritive value and ensiling characteristics of maize stover as influenced by hybrid maturity and generation, plant density and harvest data. Animal Feed Science and Technology 41(1): 51-64. {a} Dep. Animal Sci., Colo. State Univ., Fort Collins, CO 80523, USA

Irzyk, G. P. and P. Fuerst (1993). Purification and characterization of a glutathione S-transferase from benoxacor-treated maize (Zea mays). Plant Physiology Rockville 102(3): 803-810. {a} Dep. Crop Soil Sci., Wash. State Univ., Pullman, WA 99164-6420, USA

Ishikawa, H. and M. L. Evans (1993). The role of the distal elongation zone in the response of maize roots to auxin and gravity. Plant Physiology Rockville 102(4): 1203-1210. {a} Dep. Plant Biol., Ohio State Univ., Columbus, OH 43210-1293, USA

Ishitani, M., K. Arakawa, et al. (1993). Betaine aldehyde dehydrogenase in the Gramineae: Levels in leaves of both betaine-accumulating and nonaccumulating cereal plants. Plant and Cell Physiology 34(3): 493-495. {a} Res. Inst. Biochem. Regulation, Sch. Agric. Sci., Nagoya Univ., Chikusa, Nagoya 464-01, Japan

Itabari, J. K., P. J. Gregory, et al. (1993). Effects of temperature, soil water status and depth of planting on germination and emergence of maize (Zea mays) adapted to semi-arid eastern Kenya. Experimental Agriculture 29(3): 351-364. {a} CSIRO Dryland Crops Soils Res. Unit, Private Bag, PO Wembley, 6014, Western Aust., Australia

Jablonkai, I. and K. K. Hatzios (1993). In vitro conjugation of chloroacetanilide herbicides and atrazine with thiols and contribution of nonenzymatic conjugation to their glutathione-mediated metabolism in corn. Journal of Agricultural and Food Chemistry 41(10): 1736-1742. {a} Lab. Mol. Biol. Plant Stress, Dep. Plant Pathol., Physiol. and Weed Sci., Virginia Polytechnic Inst. State Univ., Blacksburg, VA 24061-0330, USA

Jacks, T. J. and O. Hinojosa (1993). Superoxide radicals in intact tissues and in dimethyl sulphoxide-based extracts. Phytochemistry Oxford 33(3): 563-568. Southern Regional Res. Cent., U.S. Dep. Agric., P.O. Box 19867, New Orleans, LA 70179, USA

Jackson, M. B. and K. C. Hall (1993). Polyamine content and action in roots of Zea mays L. in relation to aerenchyma development. Annals of Botany London 72(6): 569-575. Dep. Agric. Sci., Univ. Bristol, Long Ashton Res. Stn., Bristol BS18 9AF, UK

Jackson, W. A., S. Chaillou, et al. (1993). Endogenous ammonium generation in maize roots and its relationship to other ammonium fluxes. Journal of Experimental Botany 44(261): 731-739. {a} Dep. Soil Sci., North Carolina State Univ., Raleigh, NC 27695-7619, USA

Jacob, J. and D. W. Lawlor (1993). In vivo photosynthetic electron transport does not limit photosynthetic capacity in phosphate-deficient sunflower and maize leaves. Plant Cell and Environment 16(7): 785-795. {a} Smithsonian Environmental Res. Cent., PO Box 28, Edgewater, MD 21037, USA

Jacobson, D. M. and D. M. Anderson (1993). Growth and grazing rates of Protoperidinium hirobis Abe, a thecate heterotrophic dinoflagellate. Journal of Plankton Research 15(7): 723-736. {a} Bigelow Lab. for Ocean Sci., West Boothbay Harbor, ME 04575, USA

Jaehne, A., C. Fritzen, et al. (1993). Chalcone synthase and flavonoid products in primary-leaf tissues of rye and maize. Planta Heidelberg 189(1): 39-46. {a} Botanisches Inst., Univ. Koeln, Gyrhofstrasse 15, W-5000 Koeln 41, Germany

Jain, P. M. and N. S. Solanki (1993). Effect of preceding crops on fertilizer requirement of opium poppy (Papaver somniferum). Indian Journal of Agronomy 38(1): 105-106. Agric. Res. Station, Arjia, Bhilwara 311 001, India

Jain, R. C. and P. M. Jain (1993). Effect of preceding rainy-season crops on yield and nutrient uptake by wheat (Triticum aestivum) under different levels of nitrogen. Indian Journal of Agronomy 38(4): 643-644. Dep. Agronomy, Rajasthan Coll. Agric., Rajasthan Agric. Univ, Udaipur 313 001, India

Jajoo, A. and S. Bharti (1993). Effect of anions on photosystem 1-mediated electron transport in spinach chloroplasts. Journal of Experimental Botany 44(261): 785-790. {a} Sch. Life Sci., Vigyan Bhavan, Khandwa Road, Devi Ahilya Vishwavidyalaya, Indore 452001, India

Jakobsen, S. T. (1993). Nutritional disorders between potassium, magnesium, calcium, and phosphorus in soil. Plant and Soil 154(1): 21-28. Dep. Agric. Sci., Royal Veterinary, Agric. University, Agrovej 10, DK 2630 Taastrup, Denmark

Jama, A. O. and M. J. Ottman (1993). Timing of the first irrigation in corn and water stress conditioning. Agronomy Journal 85(6): 1159-1164. {a} Dep. Crop Soil Sci., Mich. State Univ., East Lansing, MI 48824, USA

James, F., R. Brouquisse, et al. (1993). Changes in proteolytic activities in glucose-starved maize root tips. Regulation by sugars. Plant Physiology and Biochemistry Paris 31(6): 845-856. {a} Station de Physiol. Vegetale, INRA, Cent. Recherche de Bordeaux, BP 81, 33883 Villenave d'Ornon Cedex, France

Janardhan, G., T. V. Muniyappa, et al. (1993). Effect of pre-emergence herbicides on weed control in transplanted rice. Crop Research Hisar 6(1): 155-158. {a} Dep. Agronomy, G.K.V.K. Univ. Agricultural Sciences, Bangalore-560 065, India

Jankevicius, S. I., M. L. D. Almeida, et al. (1993). Axenic cultivation of trypanosomatids found in corn (Zea mays) and in phytophagous hemipterans (Leptoglossus zonatus Coreidae) and their experimental transmission. Journal of Eukaryotic Microbiology 40(5): 576-581. {a} Dep. de Patologia Geral, Centro de Ciencias Biologicas, Universidade Estadual de Londrina, 86055-900 Londrina, Parana, Brazil

Jawson, M. D., A. J. Franzluebbers, et al. (1993). Soil fumigation within monoculture and rotations: Response of corn and mycorrhizae. Agronomy Journal 85(6): 1174-1180. {a} USEPA, R.S. Kerr Environmental Res. Lab., P.O. Box 1198, Ada, OK 74820, USA

Jennings, R. C., R. Bassi, et al. (1993). Distribution of the chlorophyll spectral forms in the chlorophyll-protein complexes of photosystem II antenna. Biochemistry 32(13): 3203-3210. {a} Centro CNR Biologia Cellulare Molecolare Piante, Dip. Biologia, Univ. Milano, via Celoria 26, 20133 Milano, Italy

Jha, P. B. (1993). Diallel analysis for resistance to common rust and turcicum leaf blight in maize. Proceedings of the National Academy of Sciences India Section B Biological Sciences 63(2): 237-241. Dep. Plant Breeding, Rajendra Agric. Univ., Bihar, Pusa-848 12