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Blintsov, A. N., M. A. Gussakovskaya, et al. (2000). Changes in the hormonal status of the Taraxacum officinale Web. ovary at early stages of embryogenesis. Biochemistry Moscow. Feb. 65(2): 192-197. {a} School of Biology, Lomonosov Moscow State University, Moscow, 119899, Russia

Hagymasi, K., A. Blazovics, et al. (2000). In vitro antioxidant evaluation of dandelion (Taraxacum officinale Web.) water extracts. Acta Alimentaria. March 29(1): 1-7. {a} II. Department of Medicine, Semmelweis University Medical School, Szentkiralyi u. 46, H-1088, Budapest, Hungary

Harker, K. N., V. S. Baron, et al. (2000). Grazing intensity effects on weed populations in annual and perennial pasture systems. Weed Science. [print] March April 48(2): 231-238. {a} Agriculture and Agri-Food Canada, Lacombe Research Centre, 6000 C and E Trail, Lacombe, AB, T4L 1W1, Canada

Ingber, A. (2000). Seasonal allergic contact dermatitis from Taraxacum officinale (dandelion) in an Israeli florist. Contact Dermatitis. [print] July 43(1): 49. {a} Department of Dermatology, Hadassah University Hospital, Faculty of Medicine, Hebrew University, Jerusalem, Israel

Kabir, Z. and R. T. Koide (2000). The effect of dandelion or a cover crop on mycorrhiza inoculum potential, soil aggregation and yield of maize. Agriculture Ecosystems and Environment. April 78(2): 167-174. {a} Department of Horticulture, Pennsylvania State University, University Park, PA, 16802, USA

Kim, H. M., H. Y. Shin, et al. (2000). Taraxacum officinale inhibits tumor necrosis factor-alpha production from rat astrocytes. Immunopharmacology and Immunotoxicology. [print] August 22(3): 519-530. {a} College of Pharmacy, Center of Oriental Medicinal Science, Wonkwang University, Iksan, Chonbuk, 570-749, South Korea

Kisiel, W. and B. Barszcz (2000). Further sesquiterpenoids and phenolics from Taraxacum officinale. Fitoterapia . [print] June 71(3): 269-273. {a} Department of Phytochemistry, Institute of Pharmacology, Polish Academy of Sciences, 12 Smetna Str., Pl-31 343, Krakow, Poland

Kwapulinski, J., J. Kowol, et al. (2000). Mercury content in Taraxacum officinale Web. in causes traffic secondary emission dust. Bromatologia i Chemia Toksykologiczna. [print] 33(2): 183-188. {a} ul. Jagiellonska 4, 41-200, Sosnowiec, Poland

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Paolillo, D. J., Jr. (2000). Axis elongation can occur with net longitudinal orientation of wall microfibrils. New Phytologist. March 145(3): 449-455. {a} Section of Plant Biology, Cornell University, Ithaca, NY, 14853, USA

Pichtel, J., K. Kuroiwa, et al. (2000). Distribution of Pb, Cd and Ba in soils and plants of two contaminated sites. Environmental Pollution. [print] 110(1): 171-178. {a} Department of Natural Resources and Environmental Management, Ball State University, WQ 103, Muncie, IN, 47306-0495, USA

Pozolotina, V. N., V. S. Bezel, et al. (2000). Mechanisms of adaptation to technogenic stress in plant cenopopulations (Taraxacum officinale s. l.). Doklady Akademii Nauk. [print] April 371(4): 565-568.

Stvolinskaya, N. S. (2000). Viability of Taraxacum officinale Wigg. in populations of the city of Moscow in relation to motor transport pollution. Ekologiya Moscow. [print] March April 2: 147-150.

Van, d. E. W., A. Michiels, et al. (2000). Cloning, developmental, and tissue-specific expression of sucrose:sucrose 1-fructosyl transferase from Taraxacum officinale. Fructan localization in roots. Plant Physiology Rockville. [print] May 123(1): 71-79. {a} Department of Biology, Botany Institute, K.U., Kardinaal Mercierlaan 92, B-3001, Heverlee, Belgium

van, d. H. R. G. M., T. H. M. Mes, et al. (2000). Amplified fragment length polymorphism (AFLP) markers reveal that population structure of triploid dandelions (Taraxacum officinale) exhibits both clonality and recombination. Molecular Ecology. Jan. 9(1): 1-8. {a} Institute for Systematics and Ecology, University of Amsterdam, Kruislaan 318, NL-1098 SM, Amsterdam, Netherlands

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

Vekhoff, N. V. and A. N. Kuliev (2000). Adventive species of flowering plants in the Novaya Zemlya Archipelago. Byulleten' Moskovskogo Obshchestva Ispytatelei Prirody Otdel Biologicheskii. [print] March April 105(2): 47-52.

Xu, X. Y., S. M. Butler, et al. (2000). Stress-mediated effects on the expression of a predominant 18-kDa Taraxacum officinale root protein. Plant Physiology and Biochemistry Paris. [print] June 38(6): 491-497. {a} Department of Botany, University of Guelph, Guelph, Ontario, N1G 2W1, Canada

Boehme, F., P. K. Welsch, et al. (1999). Uptake of airborne semivolatile organic compounds in agricultural plants: Field measurements of interspecies variability. Environmental Science and Technology. June 33(11): 1805-1813. {a} Baltic Sea Research Institute, Seestrasse 15, 18119, Rostock, Germany

Bogacheva, A. M., G. N. Rudenskaya, et al. (1999). A new subtilisin-like proteinase from roots of the dandelion Taraxacum officinale Webb S. L. Biochemistry Moscow. Sept. 64(9): 1030-1037. {a} Department of Natural Compounds, School of Chemistry, Lomonosov Moscow State University, Moscow, 119899, Russia

Cilliers, S. S. and G. J. Bredenkamp (1999). Analysis of the spontaneous vegetation of intensively managed urban open spaces in the Potchefstroom Municipal Area, North West Province, South Africa. South African Journal of Botany. Feb. 65(1): 59-68. {a} Department of Plant and Soil Sciences, Potchefstroom University for C. H. E., Potchefstroom, South Africa

de, K. C. G. F. and J. G. de (1999). Responses of sexual and apomictic genotypes of Taraxacum officinale to variation in light. Plant Biology Stuttgart. Sept. 1(5): 541-546. {a} Evolutionary Population Biology, Utrecht University, Padualaan 8, 3584 CH, Utrecht, Netherlands

de, l. F. E. B., S. A. Suarez, et al. (1999). Soybean weed communities: Relationships with cultural history and crop yield. Agronomy Journal. March April 91(2): 234-241. {a} Dep. de Prod. Vegetal, Fac. de Agronomia, Univ. de Buenos Aires, Av. San Martin 4453, 1417, Buenos Aires, Argentina

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

Frank, T. and M. Barone (1999). Short-term field study on weeds reducing slug feeding on oilseed rape. Zeitschrift fuer Pflanzenkrankheiten und Pflanzenschutz. Sept. 106(5): 534-538. {a} Zoological Institute of the University, Baltzerstr. 3, CH-3012, Bern, Switzerland

Frank, T. and J. Friedli (1999). Laboratory food choice trials to explore the potential of common weeds to reduce slug feeding on oilseed rape. Biological Agriculture and Horticulture 17(1): 19-29. {a} Zoological Institute, University of Bern, Baltzestr. 3, CH-3012, Bern, Switzerland

Gratton, C. and S. C. Welter (1999). Does "enemy-free space" exist? Experimental host shifts of an herbivorous fly. Ecology Washington D C. April 80(3): 773-785. {a} Department of Entomology, University of Maryland, Plant Sciences Building, College Park, MD, 20742, USA

Kim, H. M., C. H. Oh, et al. (1999). Activation of inducible nitric oxide synthase by Taraxacum officinale in mouse peritoneal macrophages. General Pharmacology. June 32(6): 683-688. {a} Department of Oriental Pharmacy, College of Pharmacy, Wonkwang University, Iksan, Chonbuk, 570-749, South Korea

Kim, S. C., D. J. Crawford, et al. (1999). The use of a non-coding region of chloroplast DNA in phylogenetic studies of the subtribe Sonchinae (Asteraceae: Lactuceae). Plant Systematics and Evolution 215(1-4): 85-99. {a} Dep. Biol., Jordan Hall 425, Indiana Univ., Bloomington, IN 47405, USA

Kushiro, T., M. Shibuya, et al. (1999). Cryptic regiospecificity in deprotonation step of triterpene biosynthesis catalyzed by new members of lupeol synthase. Tetrahedron Letters. July 40(30): 5553-5556. {a} Graduate School of Pharmaceutical Sciences, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-0033, Japan

Mark, K. A., R. R. Brancaccio, et al. (1999). Allergic contact and photoallergic contact dermatitis to plant and pesticide allergens. Archives of Dermatology 135(1): 67-70. {a} 243 W. End Ave., Apt. 610, New York, NY 10023, USA

Marr, K., H. Fyles, et al. (1999). Trace metals in Montreal urban soils and the leaves of Taraxacum officinale. Canadian Journal of Soil Science. May 79(2): 385-387. {a} Department of Natural Resource Sciences, McGill University, 21, 111 Lakeshore Road, Macdonald Campus, Ste-Anne-de-Bellevue, Quebec, H9X 3V9, Canada

Murphy, J. F., M. Andrianifahanana, et al. (1999). Detection of cucumber mosaic cucumovirus in weed species: A cautionary report on nonspecific reactions in ELISA. Canadian Journal of Plant Pathology. Dec. 21(4): 338-344. {a} Department of Plant Pathology, Auburn University, 209 Rouse Life Science Building, Auburn, AL, 36849-5409, USA

Nautiyal, B. P. and A. B. Bhatt (1999). Niche width and diversity pattern in different landscapes of an alpine grazingland in Garhwal Himalaya, India. Indian Forester. April 125(4): 375-380. {a} Ecology Laboratory, Deptt. of Botany, H.N.B. Garhwal University, Srinagar, U.P., India

Neumann, S. and G. J. Boland (1999). Influence of selected adjuvants on disease severity by Phoma herbarum on dandelion (Taraxacum officinale). Weed Technology. Oct. Dec. 13(4): 675-679. {a} Environmental Biology, University of Guelph, Guelph, ON, N1G 2W1, Canada

Normandin, L., G. Kennedy, et al. (1999). Potential of dandelion (Taraxacum officinale) as a bioindicator of manganese arising from the use of methylcyclopentadienyl manganese tricarbonyl in unleaded gasoline. Science of the Total Environment. Oct. 239(1-3): 165-171. {a} TOXHUM (Human Toxicology Research Group) and Departement de Medecine du Travail et d'hygiene du Milieu, Faculte de Medecine, Universite de Montreal, Succursale Centre-Ville, Montreal, PQ, Canada

Ochoa, M. D. L., M. E. Zavaleta, et al. (1999). Implications of weed composition and thrips species for the epidemiology of tomato spotted wilt in chrysanthemum (Dendranthema grandiflora). Plant Pathology Oxford. Dec. 48(6): 707-717. {a} Colegio de Postgraduados, Instituto de Fitosanidad, Montecillo, MEX, 56230, Mexico

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

Perry, S. E., M. D. Lehti, et al. (1999). The MADS-domain protein AGAMOUS-like 15 accumulates in embryonic tissues with diverse origins. Plant Physiology Rockville. May 120(1): 121-129. {a} Department of Botany, University of Wisconsin, 430 Lincoln Drive, Madison, WI, 53706-1381, USA

Schonholzer, F., D. Hahn, et al. (1999). Origins and fate of fungi and bacteria in the gut of Lumbricus terrestris L. studied by image analysis. FEMS Microbiology Ecology 28(3): 235-248. {a} Institute of Terrestrial Ecology, Soil Biology, Swiss Federal Institute of Technology (ETH), Grabenstr, 3, CH-8952, Schlieren, Switzerland

Shibuya, M., H. Zhang, et al. (1999). Two branches of the lupeol synthase gene in the molecular evolution of plant oxidosqualene cyclases. European Journal of Biochemistry. Nov. 266(1): 302-307. {a} Department of Natural Product Chemistry, Graduate School of Pharmaceutical Sciences, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-0033, Japan

Smith, S. F. and V. A. Krischik (1999). Effects of systemic imidacloprid on Coleomegilla maculata (Coleoptera: Coccinellidae). Environmental Entomology. Dec. 28(6): 1189-1195. {a} Department of Entomology, University of Minnesota, 1980 Folwell Avenue, 219 Hodson Hall, St. Paul, MN, 55108, USA

Spandl, E., J. J. Kells, et al. (1999). Weed invasion in new stands of alfalfa seeded with perennial forage grasses and an oat companion crop. Crop Science. July Aug 39(4): 1120-1124. {a} Dep. of Crop and Soil Sciences, Michigan State Univ., East Lansing, MI, 48824, USA

Staddon, P. L., J. D. Graves, et al. (1999). Effect of enhanced atmospheric CO2 on mycorrhizal colonization and phosphorus inflow in 10 herbaceous species of contrasting growth strategies. Functional Ecology. April 13(2): 190-199. {a} Department of Biology, University of York, York, YO1 5YW, UK

Stevenson, F. C. and A. M. Johnston (1999). Annual broadleaf crop frequency and residual weed populations in Saskatchewan Parkland. Weed Science. March April 47(2): 208-214. {a} Agriculture and Agri-Food Canada Research Farm, Melfort, SK, S0E 1E0, Canada

Thomas, S. C., M. Jasienski, et al. (1999). Early vs. asymptotic growth responses of herbaceous plants to elevated CO2. Ecology Washington D C. July 80(5): 1552-1567. {a} Division of Ecosystem Science and Conservation, College of Forest Resources, University of Washington, Seattle, WA, 98195, USA

Tilman, E. A., D. Tilman, et al. (1999). Biological weed control via nutrient competition: Potassium limitation of dandelions. Ecological Applications 9(1): 103-111. {a} Department of Ecology, University of Minnesota, 1987 Upper Buford Circle, Saint Paul, MN, 55108, USA

Tretowska, J., W. Kroszczynski, et al. (1999). Metals and organic acids in leaves of selected plants. Bromatologia i Chemia Toksykologiczna 32(3): 285-291. {a} ul. 3 Maja 54, 08-110, Siedlce, Poland

Wasilowska, A. (1999). Spreading of alien plant species along tourist tracks in Karkonosze Mts. Polish Journal of Ecology 47(4): 399-408. {a} Department of Bioindication, Institute of Ecology, Polish Academy of Sciences, Dziekanow Lesny near Warsaw, 05-092, Lomianki, Poland

Zhuikova, T. V., V. N. Pozolotina, et al. (1999). Different strategies of plant adaptation to toxic environmental pollution with heavy metals, using Taraxacum officinale as an example. Ekologiya Moscow. May June(3): 189-196.

Bakonyi, G. (1998). Nitrogen turnover of Sinella coeca (Collembola: Entomobryidae). European Journal of Entomology 95(3): 321-326. {a} Dep. Zool. Ecol., Godollo Univ. Agric. Sci., Pater K. u. 1, H-2103 Godollo, Hungary

Chandran, R. S., J. F. Derr, et al. (1998). Effect of isoxaben application rate and timing on residual broadleaf weed control in turf. Weed Technology 12(4): 569-574. {a} Weed Sci., Univ. Florida, Citrus Res. Educ. Cent., 700 Experiment Station Rd., Lake Alfred, FL 33850, USA

Eybert, M. C. and P. Constant (1998). Diet of nestling Linnets (Acanthis cannabina L.). Journal fuer Ornithologie 139(3): 277-286. Lab. Evol. Syst. Nat. Modifies, Mus. Nat. Hist. Nat., UMR 6553, CNRS, Univ. Rennes-I, avenue du General Leclerc, 35042 Rennes cedex, France

Falque, M., J. Keurentjes, et al. (1998). Development and characterization of microsatellite markers in the sexual-apomictic complex Taraxacum officinale (dandelion). Theoretical and Applied Genetics 97(1-2): 283-292. {a} INRA-UPS-CNRS-URA 1492, Stn. genetique vegetale, Ferme due Moulon, F-91190 Gif-sur-Yvette, France

Jiang, H., J. Fry, et al. (1998). Assessing irrigation management for its effect on disease and weed levels in perennial ryegrass. Crop Science 38(2): 440-445. {a} Dep. Hortic. Forest. Resour., Kans. State Univ., Manhattan, KS 66506, USA

Kim, H. M., E. H. Lee, et al. (1998). Taraxacum officinale restores inhibition of nitric oxide production by cadmium in mouse peritoneal macrophages. Immunopharmacology and Immunotoxicology 20(2): 283-297. {a} Dep. Oriental Pharmacy, Coll. Pharmacy, Wonkwang Univ., Iksan, Chonbuk 570-749, South Korea

Lyman, J. C. and N. C. Ellstrand (1998). Relative contribution of breeding system and endemism to genotypic diversity: The outcrossing endemic Taraxacum californicum vs. the widespread apomict T. officinale (sensu lato). Madrono . Oct. Dec. 45(4): 283-289. {a} Department of Botany and Plant Sciences, University of California, Riverside, CA, 92521-0124, USA

Niklas, K. J. and D. J. Paolillo, Jr. (1998). Preferential states of longitudinal tension in the outer tissues of Taraxacum officinale (Asteraceae) peduncles. American Journal of Botany 85(8): 1068-1081. {a} Sect. Plant Biol., Cornell Univ., Ithaca, NY 14853-5908, USA

Orlando, R. J. and M. J. Valendia (1998). Evaluation of the extract of ten medicinal plant species for their efficacy in controlling anthracnose (Colletrotrichum sp.) in the curuba under laboratory conditions. Fitopatologia Colombiana 21(2): 73-78. {a} Estudiante Pregrado, Fac. Ciencias Agropecuarias, Univ. Pedagogica Tenol. de Colombia, Avenida Central Del Norte, Tunja, Colombia

P, Y. V. I., M. Y. Yashkov, et al. (1998). Transport and distribution of assimilates and the structure of the source-sink relationship in wild species of the Middle Urals. Fiziologiya Rastenii Moscow 45(4): 578-586. {a} Fac. Biol., A. M. Gorki Ural State Univ., pr-t Lenina 51, Ekaterinburg 620083, Russia

Razina, T. G., E. P. Zueva, et al. (1998). Influence of complex extractions of Taraxacum officinale Wigg. on the effectiveness of treatment of mice with transplantable tumors. Rastitel'nye Resursy 34(1): 64-68. Res. Inst. Pharmacol., Tomsk Res. Cent., Sib. Div., Russ. Acad. Sci., Tomsk, Russia

Rudenskaya, G. N., A. M. Bogacheva, et al. (1998). Taraxalisin - a serine proteinase from dandelion Taraxacum officinale Webb s.1. FEBS Letters 43(3): 237-240. {a} Chem. Dep. Moscow State Univ., Vorob'evy gory, GSP-3, Moscow 119899, Russia

Saakov, V. S. (1998). Specific changes of modulated fluorescence F0 and Fm under dithiothreitol influence on zeaxanthin content. Doklady Akademii Nauk 361(6): 830-833. {a} I. M. Sechenov Inst. Evol. Physiol. Biochem., Russ. Acad. Sci., St. Petersburg, Russia

Schoenholzer, F., L. Kohli, et al. (1998). Effects of decomposition of leaves on bacterial biomass and on palatability to Lumbricus terrestris L. Soil Biology and Biochemistry 30(13): 1805-1813. {a} Inst. Terrestrial Ecol., Soil Biol., Swiss Federal, Inst. Technol. ETH, Grabenstr. 3, 8952 Schlieren, Switzerland

Shang, W. and J. Feierabend (1998). Slow turnover of the D1 reaction center protein of photosystem II in leaves of high mountain plants. FEBS Letters 425(1): 97-100. {a} Bot. Inst., Goethe-Univ., Postfach 11 19 32, D-60054 Frankfurt am Main, Germany

Stavridis, D. and S. M. Savopoulou (1998). Larval performance on and ovipositon preference for known and potential hosts by Lobesia botrana (Lepidoptera: Tortricidae). European Journal of Entomology 95(1): 55-63. {a} Lab. Appl. Zool. Parasitol., Fac. Geotechnical Sci., Aristotle Univ. Thessaloniki, 540 06 Thessaloniki, Greece

Stevenson, F. C., A. Legere, et al. (1998). Manure, tillage, and crop rotation: Effects on residual weed interference in spring barley cropping systems. Agronomy Journal 90(4): 496-504. {a} Agri. Agri-Food Canada Res. Cent., Saskatoon, SK, Canada

Vavrek, M. C. (1998). Within-population genetic diversity of Taraxacum officinale (Asteraceae): Differential genotype response and effect on interspecific competition. American Journal of Botany 85(7): 947-954. {a} Louisiana Tech Univ., Sch. Biol. Sci., PO Box 3179, Ruston, LA 71272-0001, USA

Viczian, O., S. Sule, et al. (1998). Detection and identification of stolbur phytoplasma in Hungary by PCR and RFLP methods. Acta Phytopathologica et Entomologica Hungarica 33(3-4): 255-260. {a} Hungarian Academy of Sciences, Plant Protection Institute, H-1525, Budapest, Hungary

Welham, C. V. J. and R. A. Setter (1998). Comparison of size-dependent reproductive effort in two dandelion (Taraxacum officinale) populations. Canadian Journal of Botany 76(1): 166-173. {a} Dep. Biol. Sci., Simon Fraser Univ., Burnaby, BC V5A 1S6, Canada

Akashi, T., N. Saito, et al. (1997). Anthocyanin-producing dandelion callus as a chalcone synthase source in recombinant polyketide reductase assay. Phytochemistry Oxford 46(2): 283-287. {a} Dep. Applied Biological Sci., Nihon Univ., Fujisawa, Kanagawa 252, Japan

Bottenberg, H., J. Masiunas, et al. (1997). Yield and quality constraints of cabbage planted in rye mulch. Biological Agriculture and Horticulture 14(4): 323-342. {a} Dep. Natural Resources Environ. Sci., Univ. Ill., Urbana, IL 61801, USA

Budzianowski, J. (1997). Coumarins, caffeoyltartaric acids and the artifactual methyl esters from, Taraxacum officinale leaves. Planta Medica 63(3): 288-289. Dep. Pharmaceutical Botany, K. Marcinkowski Univ. Med. Sci., Poznan, Wieniawskiego 1, 61-712 Poznan, Poland

Cook, R. T., S. E. R. Bailey, et al. (1997). The potential for common weeds to reduce slug damage to winter wheat: Laboratory and field studies. Journal of Applied Ecology 34(1): 79-87. {a} Sch. Biol. Sci., Univ. Manchester, 3.614 Stopford Build., Oxford Road, Manchester M13 9PT, UK

Desbuquois, C. (1997). Influence of egg cannibalism on growth, survival and feeding in hatchlings of the land snail Helix aspersa Mueller (Gastropoda, Pulmonata, Stylommatophora). Reproduction Nutrition Development 37(2): 191-202. Lab. Zool. Ecophysiol., UA Inra/UMR 6553 du CNRS, Fac. Sci., Univ. Rennes 1, avenue du General Leclerc, 35042 Rennes cedex, France

Hanley, M. E. and M. Fenner (1997). Effects of molluscicides on seedlings of four grassland plant species. Journal of Applied Ecology 34(6): 1479-1483. {a} ITE Banchory, Hill Brathens, Glassel, Banchory, Kincardineshire AB31 4BY, UK

Kashin, A. S. and M. P. Chernyshova (1997). The frequency of apomixis populations of some Taraxacum and Heracium species (Asteraceae). Botanicheskii Zhurnal St Petersburg 82(9): 14-24. N. G. Chernyshevsky Saratov State Univ., Saratov, Russia

Leite, R. M. V. B. C., J. R. P. Leite, et al. (1997). Alternative hosts of Xylella fastidiosa in plum orchards with the leaf scald disease. Fitopatologia Brasileira 22(1): 54-57. {a} Centro Nacional de Pesquisa de Soja, EMBRAPA, Caixa Postal 231, 86001-970 Londrina, PR, Brazil

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

Martinkova, Z. and A. Honek (1997). Germination and seed viability in a Dandelion, Taraxacum officinale agg. Ochrana Rostlin 33(2): 125-133. {a} Vyzkumny Ustav Rostlinne Vyroby, Odbor Rostlinolekarstvi, 16106 Praha 6-Ruzyne, Czech Republic

Mayer, D. F. (1997). Effects of methyl salicylate on honey bee (Apis mellifera L.) foraging. New Zealand Journal of Crop and Horticultural Science 25(3): 291-294. Dep. Entomol., Washington State Univ., Irrigated Agric. Res. Ext. Cent., 24106 N. Bunn Rd., Prosser, WA 99350, USA

Mills, S., T. J. Tworkoski, et al. (1997). Effect of conservation tillage on weed seed and weed density. Indian Journal of Agricultural Research 31(2): 93-100. {a} Appalachian Fruit Res. Stn., USDA-ARS, Karneysville, WV 25430, USA

Moyer, J. R. and H. C. Huang (1997). Effects of aqueous extracts of crop residues on germination and seedling growth of ten weed species. Botanical Bulletin of Academia Sinica Taipei 38(2): 131-139. {a} Res. Centre, Agric. Agri-Food Canada, P.O. Box 3000, Lethbridge, AB T1J 4B1, Canada

Noronha, A., L. Andersson, et al. (1997). Rate of change in dormancy level and light requirement in weed seeds during stratification. Annals of Botany London 80(6): 795-801. Dep. Crop Production Science, Swedish Univ. Agric. Sci., Box 7043, S-750 07 Uppsala, Sweden

Shikhova, N. S. (1997). Biochemical estimation of the state of urban environments. Ekologiya Moscow(2): 146-149. Inst. Biol. Soil Sci., Far East Div., Russ. Acad. Sci., prosp. 100-letiya Vladivostoka 159, Vladivostok 690022, Russia

Smart, J. R. and R. J. Coleman (1997). Cilantro, dill, and dandelion greens tolerance and weed control with trifluralin. Subtropical Plant Science 49: 12-15. {a} Integrated Farming and Natural Resources Unit, USDA, ARS, 2413 E. Highway 83, Weslaco, TX, 78596, USA

Solinska, G. B., O. A. Namura, et al. (1997). Long-term dynamics of a relict ancient forest in an urban area. Fragmenta Floristica et Geobotanica 42(2): 423-474. Dep. Plant Ecol. Nature Protection, Inst. Bot., Warsaw Univ., Aleje Ujazdowskie 4, PL-00-478 Warszaw, Poland

Stamp, N. E. (1997). Behavior of harassed caterpillars and consequences for host plants. Oikos 79(1): 147-154. Dep. Biological Sci., Binghamton Univ., State Univ. New York, Binghamton, NY 13902-6000, USA

Vavrek, M. C., J. B. McGraw, et al. (1997). Within-population variation in demography of Taraxacum officinale: Season- and size-dependent survival, growth and reproduction. Journal of Ecology 85(3): 277-287. Dep. Biol., W. Va. Univ., Morgantown, WV 26506-6057, USA

Vekhov, N. V. and A. N. Kuliev (1997). New species of flowering plants for the flora of islands and shores of western part of the Yugorsk Shar strait. Botanicheskii Zhurnal St Petersburg 82(6): 113-116. Russ. Res. Inst. Cultural Nat. Heritage, Minist. Cult. and Russ. Acad. Sci., Moscow, Russia

Vekhov, N. V. and A. N. Kuliev (1997). Addition to flora of vascular plants of the Novaya Zemlya Archipelago. Byulleten' Moskovskogo Obshchestva Ispytatelei Prirody Otdel Biologicheskii 102(4): 52-55. Russ. Res. Inst. Cultural Nat. Heritage, Minist. Cult. and Russ. Acad. Sci., Moscow, Russia

Watanabe, M., Y. Maruyama, et al. (1997). Hybridization between native and alien dandelions in the western Tokai District: (1) Frequency and morphological characters of the hybrid between Taraxacum platycarpum and T. officinale. Journal of Japanese Botany 72(1): 51-57. Dep. Biol., Aichi Kyoiku Univ., Kariya, Aichi 448, Japan

Wilman, D., R. W. Derrick, et al. (1997). Physical breakdown of chickweed, dandelion, dock, ribwort, spurrey and perennial ryegrass when eaten by sheep and when macerated. Journal of Agricultural Science 129(4): 419-428. {a} Welsh Inst. Rural Studies, Univ. Wales, Aberystwyth, Ceredigion SY23 3AL, UK

Bagatto, G., L. C. Paquette, et al. (1996). Influence of galls of Phanacis taraxaci on carbon partitioning within common dandelion, Taraxacum officinale. Entomologia Experimentalis et Applicata 79(1): 111-117. {a} Dep. Biology, Laurentian Univ., Sudbury, ON P3E 2C6, Canada

Bockholt, R. and C. Schnittke (1996). Contents of nutrients and minerals in herb species of intensive managed peat soil meadows. Wirtschaftseigene Futter 42(3): 209-216. {a} Univ. Rostock, Fachbereich Agraroekol., Justus-von-Liebig-Weg 6, 18059 Rostock, Germany

Chivato, T., F. Juan, et al. (1996). Anaphylaxis induced by ingestion of a pollen compound. Journal of Investigational Allergology and Clinical Immunology 6(3): 208-209. {a} Serv. Inmunol. Alergia, Hosp. Univ. Aire, Arturo Soria 82, 28027 Madrid, Spain

Dawe, R. S., C. M. Green, et al. (1996). Daisy, dandelion and thistle contact allergy in the photosensitivity dermatitis and actinic reticuloid syndrome. Contact Dermatitis 35(2): 109-110. Photobiol. Unit, Dep. Dermatol., Ninewells Hosp. Med. Sch., Dundee DD1 9SY, UK

Ernst, M., N. J. Chatterton, et al. (1996). Purification and characterization of a new fructan series from species of Asteraceae. New Phytologist 132(1): 63-66. {a} Univ. Hohenheim, 370, D-70593 Stuttgart, Germany

Felland, C. M., L. A. Hull, et al. (1996). Bionomics of tufted apple bud moth (Lepidoptera: Tortricidae) in apple orchard ground cover. Environmental Entomology 25(5): 963-971. {a} Pa. State Univ., Fruit Res. Extension Cent., Biglerville, PA 17307, USA

Firrao, G., L. Carraro, et al. (1996). Molecular characterization of a phytoplasma causing phyllody in clover and other herbaceous hosts in Northern Italy. European Journal of Plant Pathology 102(9): 817-822. Dipartimento Biol. Applicata alla Difesa della Piante, Univ. di U dine, via Sci. 208, 33100 Udine, Italy

Hanley, M. E., M. Fenner, et al. (1996). Mollusc grazing and seedling survivorship of four common grassland plant species: The role of gap size, species and season. Acta Oecologica 17(4): 331-341. {a} Dep. Biol., Univ. Southampton, Southampton SO16 7PX, UK

Jewett, J. G., C. C. Sheaffer, et al. (1996). A survey of CRP land in Minnesota: II. Weeds on CRP land. Journal of Production Agriculture 9(4): 535-542. {a} Dep. Agron. and Plant Genetics, USDA-ARS Plant Sci. Res. Unit, Univ. Minn., 1991 Upper Buford Circle, St. Paul, MN 55108, USA

Komine, H., T. Takahashi, et al. (1996). Properties and partial purification of squalene synthase from cultured cells of dandelion. Phytochemistry Oxford 42(2): 405-409. {a} Dep. Appl. Biol. Sci., Coll. Agric. Vet. Med., Nihon Univ., Fujisawa, Kanagawa 252, Japan

Letchamo, W. and A. Gosselin (1996). Light, temperature and duration of storage govern the germination and emergence of Taraxacum officinale seed. Journal of Horticultural Science 71(3): 373-377. Horticultural Res. Cente, Dep. Plant Sci., Fac. Agric. Food, Universite Laval, Quebec, PQ G1K 7P4, Canada

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

Pozolotina, V. N. (1996). Adaptation processes in plants exposed to radiation. Ekologiya Moscow(2): 111-116. Inst. Plant Anim. Ecol., Ural Div., Russ. Acad. Sci., ul. 8 Marta 202, Ekaterinburg 620144, Russia

Simon, L., H. W. Martin, et al. (1996). Chicory (Cichorium intybus L.) and dandelion (Taraxacum officinale Web.) as phytoindicators of cadmium contamination. Water Air and Soil Pollution 91(3-4): 351-362. {a} Univ. Ga., Savannah River Ecol. Lab., Drawer E, Aiken, SC 39802, USA

Thomas, S. C. and F. A. Bazzaz (1996). Elevated CO-2 and leaf shape: Are dandelions getting toothier? American Journal of Botany 83(1): 106-111. {a} Dep. Organismic Evolutionary Biol., Harvard Univ., Biol. Lab., 16 Divinity Ave., Cambridge, MA 02138, USA

Vavrek, M. C., J. B. McGraw, et al. (1996). Within-population variation in demography of Taraxacum officinale: Maintenance of genetic diversity. Ecology Washington D C 77(7): 2098-2107. {a} Dep. Biol., P.O. Box 6057, W. Virginia Univ., Morgantown, WV 26506-6057, USA

Williams, C. A., F. Goldstone, et al. (1996). Flavonoids, cinnamic acids and coumarins from the different tissues and medicinal preparations of Taraxacum officinale. Phytochemistry Oxford 42(1): 121-127. {a} Dep. Bot., Sch. Plant Sci., Univ. Reading, Whiteknights, Reading RG6 6AS, Berks., UK

Worland, M. R., W. Block, et al. (1996). Ice nucleation activity in biological materials with examples from Antarctic plants. Cryo Letters 17(1): 31-38. {a} British Antarctic Survey, Nat. Environ. Res. Council, High Cross, Madingley Rd., Cambridge CB3 0ET, UK

Yartseva, I. B. and V. A. Kurkin (1996). Quantitative estimation of total flavonoids in the herb of dandelion (Taraxacum officinale Wigg.). Farmatsiya Moscow 45(4): 24-27. Samara State Med. Univ., Samara, Russia

Arzone, A., A. Alma, et al. (1995). MLO-infected weeds in the vineyards of North-western Italy. Journal of Phytopathology Berlin 143(5): 257-260. Dip. Entomol. e Zool. Applicate Ambiente Carlo Vidano, Univ. degli Studi Torino, Torino, Italy

Ashaeva, L. A. and N. A. Alkhanova (1995). Antihyperglycemic activity of some plants of Tatarstan. Kazanskii Meditsinskii Zhurnal 76(3): 210-212. {a} Dep. Pharmacol., Kazan Med. Univ., Kazan, Russia

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

Blackshaw, R. E. and C. W. Lindwall (1995). Management systems for conservation fallow on the southern Canadian prairies. Canadian Journal of Soil Science 75(1): 93-99. {a} Res. Cent., Agriculture Agri-Food Canada, P.O. Box 3000, Main, Lethbridge, AB T1J 4B1, Canada

Chivanov, V. D., A. K. Mishnev, et al. (1995). Studying herbicides of sulphonyl-urea class and their metabolites using the method of time-of-flight plasma desorption mass-spectrometry with ionization by fission fragments of 252Cf (TOF-PDMS). Report 2. Potentialities of TOF-PDMS as a method of screening plant resistance to sulphonyl-ureas in model systems. Agrokhimiya(11): 108-118. Sumy Agric. Inst., Sumy, Ukraine

Chivanov, V. D., A. K. Mishnev, et al. (1995). Studying herbicides of sulphonyl-urea class and their metabolites using the method of time-of-flight plasma desorption mass-spectrometry with ionization by fission fragments of 252Cf (TOF-PDMS). Report 1. TOF-PDMS is the express-method of determining metsulfuron-methyl and chlorosulfuron in biomatrices. Agrokhimiya(10): 114-125. Sumy Agric. Inst., Sumy, Ukraine

Crutchfield, B. A. and D. A. Potter (1995). Feeding by Japanese beetle and southern masked chafer grubs on lawn weeds. Crop Science 35(6): 1681-1684. {a} Dep. Entomology, S-225 Agric. Sci. Build. N., Univ. Kentucky, Lexington, KY 40546-0091, USA

Darwent, A. L. and L. P. Lefkovitch (1995). Control of several perennial weeds in creeping red fescue (Festuca rubra) grown for seed. Weed Technology 9(2): 294-300. {a} Weed Sci., Agric. Agri-Food Can., North. Agric. Res. Cent., Beaverlodge, AB T0H 0C0, Canada

Desbuquois, C. and J. Daguzan (1995). The influence of ingestive conditioning on food choices in the land snail Helix aspersa Muller (Gastropoda: Pulmonata, Stylommatophora). Journal of Molluscan Studies 61(3): 353-360. Lab. Zool. Ecophysiol., Fac. Sciences, Univ. Rennes I, Avenue General Leclerc, 35042 Rennes Cedex, France

Gill, K. S. and M. A. Arshad (1995). Weed flora in the early growth period of spring crops under conventional, reduced, and zero tillage systems on a clay soil in northern Alberta, Canada. Soil and Tillage Research 33(1): 65-79. {a} Agric. Agri-Food Can., Box 29, Beaverlodge, AB T0H 0C0, Canada

Hanawa, F., M. Kanauchi, et al. (1995). Lettucenin A as a phytoalexin of dandelion and its elicitation in dandelion cell cultures. Journal of the Faculty of Agriculture Hokkaido University 66(2): 151-162. {a} Dep. Applied Biosci., Fac. Agric., Hokkaido Univ., Kita-ku, Sapporo 060, Japan

Hanley, M. E., M. Fenner, et al. (1995). The effect of seedling age on the likelihood of herbivory by the slug Deroceras reticulatum. Functional Ecology 9(5): 754-759. {a} Dep. Biol., Univ. Southampton, Southampton SO16 7PX, UK

Hanley, M. E., M. Fenner, et al. (1995). An experimental field study of the effects of mollusc grazing on seedling recruitment and survival in grassland. Journal of Ecology 83(4): 621-627. {a} Dep. Biol., Univ. Southampton SO16 7PX, UK

Haugland, E. (1995). Rumex longifolius DC., Ranunculus repens L. and Taraxacum officinale (Web.) Marss. in grassland: 2. Crop nutritive value in relation to proportion of dicots. Norwegian Journal of Agricultural Sciences 9(1-2): 85-93. Norwegian Crop Res. Inst., Plant Protection, Dep. Herbol., Fellesbygget, N-1432 Aas, Norway

Haugland, E. (1995). Rumex longifolius DC., Ranunculus repens L. and Taraxacum officinale (Web.) Marss. in grassland: 1. A simple model relating dry matter yield to proportion of dicots. Norwegian Journal of Agricultural Sciences 9(1-2): 75-83. Norwegian Crop Res. Inst., Plant Protection, Dep. Herbol., Fellesbygget, N-1432 Aas, Norway

Hoshikawa, K. (1995). Bionomics of Coccinula crotchi in Hokkaido (Coccinellidae: Coleoptera). Japanese Journal of Entomology 63(2): 419-424. Faculty Agriculture, Shimane Univ., Matsue 690, Japan

Hueging, H., M. Anger, et al. (1995). On the effect of intensive and extensive grazed grassland with a special regard to nitrate leaching. Wirtschaftseigene Futter 41(2): 172-181. Lehrstuhl Allgemeinen Pflanzenbau, Rheinischen Friedrich-Wilhelms-Univ. Bonn, Katzenburgweg 5, D-53115 Bonn, Germany

Jordon, D. N. and W. K. Smith (1995). Radiation frost susceptibility and the association between sky exposure and leaf size. Oecologia Berlin 103(1): 43-48. {a} Dep. Botany, Univ. Wyoming, Box 3165, Laramine, WY 82071-3165, USA

Klinar, S., B. P. Castillo, et al. (1995). Biological activity of medicinal plants of Ica (Peru). Fitoterapia 66(4): 341-345. {a} Dep. Ciencias Biologicas, Univ. Talca, Gasilla 747, Talca, Chile

Letchamo, W. and A. Gosselin (1995). Root and shoot growth and chlorophyll content of Taraxacum officinale provenances as affected by defoliation and debudding under organic and hydroponic cultivation. Journal of Horticultural Science 70(2): 279-285. Hortic. Res. Cent., Dep. Plant Sci., Fac. Agric. Food, Laval Univ., Laval, PQ G1K 7P4, Canada

Persano, O. L., M. G. Piazza, et al. (1995). Characterization of unifloral honeys. Apidologie 26(6): 453-465. {a} Ist. Sperimentale per la Zool. Agraria, Sezione di Apicoltura, Via L. Rech 36, 00156 Rome, Italy

Akashi, T., T. Furuno, et al. (1994). Biosynthesis of triterpenoids in cultured cells, and regenerated and wild plant organs of Taraxacum officinale. Phytochemistry Oxford 36(2): 303-308. {a} Dep. Applied Biological Sci., Coll. Agric. and Vet. Med., Nihon University, Fujisawa, Kanagawa 252, Japan

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

Arshad, M. A., K. S. Gill, et al. (1994). Wheat yield and weed population as influenced by three tillage systems on a clay soil in temperate continental climate. Soil and Tillage Research 28(3-4): 227-238. {a} Agric. Can. Res. Stn., Box 29, Beaverlodge, AB TOH 0CO, Canada

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

Chupeau, M. C., B. Maisonneuve, et al. (1994). A Lactuca universal hybridizer, and its use in creation of fertile interspecific somatic hybrids. Molecular and General Genetics 245(2): 139-145. {a} Lab. Biol. Cell., Stn. Genet. d'Amelioration Plantes, INRA Cent. Versailles, 78026 Versailles Cedex, France

Fox, C. W. and R. L. Caldwell (1994). Host-associated fitness trade-offs do not limit the evolution of diet breadth in the small milkweed bug Lygaeus kalmii (Hemiptera: Lygaeidae). Oecologia Berlin 97(3): 382-389. {a} Dep. Integrative Biol., Univ. Calif., Berkeley, CA 94720, USA

Fuhrer, J., M. H. Shariat, et al. (1994). Effects of ozone on managed pasture: II. Yield, species composition, canopy structure, and forage quality. Environmental Pollution 86(3): 307-314. Swiss Federal Res. Stn. Agric. Chem., Environmentl Hygiene, CH-3097 Liebefeld-Bern, Switzerland

Fujimaki, Y., Y. Miyazawa, et al. (1994). Diet of hazel grouse and diet intake in captivity. Japanese Journal of Ornithology 43(2): 49-59. Lab. Wildlife Ecol., Obihiro Univ. Agric. Vet. Med., Inada, Obihiro 080, Japan

Gange, A. C., V. K. Brown, et al. (1994). Reduction of black vine weevil larval growth by vesicular-arbuscular mycorrhizal infection. Entomologia Experimentalis et Applicata 70(2): 115-119. {a} Dep. Biol., Royal Holloway, Univ. London, Egham, Surrey TW20 OEZ, UK

Grases, F., G. Melero, et al. (1994). Urolithiasis and phytotherapy. International Urology and Nephrology 26(5): 507-511. Dep. Chem., Univ. Balearic Islands, Palma de Mallorca, Spain

Jorge, L. I. F., V. D. O. Ferro, et al. (1994). The serralhas of Brazil: Emilia sonchifolia L., Sonchus asper (L.) Hill e Taraxacum officinale Weber - compared microscopic examination. Revista do Instituto Adolfo Lutz 54(2): 110-114. {a} Do Inst. Adolfo Lutz, Sao Paulo, Brazil

Leal, W. S., M. Ono, et al. (1994). Kairomone from dandelion, Taraxacum officinale, attractant for scarab beetle Anomala octiescostata. Journal of Chemical Ecology 20(7): 1697-1704. {a} Dep. Insect Physiol. Behavior, NISES, 1-2 Ohwashi, Tsukuba-ski 305, Japan

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

Popov, A. I. (1994). Frontal elementary analysis of dandelion (Taraxacum officinale) roots. Khimiko Farmatsevticheskii Zhurnal 28(8): 33-34. Kemerovo Med. Inst., Kemerovo, Russia

Rabotnov, T. A. (1994). On the anemochory and hydrochory of plants. Byulleten' Moskovskogo Obshchestva Ispytatelei Prirody Otdel Biologicheskii 99(3): 107-110. Fac. Biol., Mosc. State Univ., Moscow, Russia

Rioux, R. (1994). Direct seeding of alfalfa in grain stubble and bromegrass sod. Canadian Journal of Plant Science 74(4): 773-778. Agriculture Agro-alimentaire Canada, Ferme Experimentale, La Pocatiere, PQ G0R 1Z0, Canada

Seijo, M. C., M. J. Aira, et al. (1994). Forage activity of honey bee on Actinidia deliciosa Chev. by means of pollen analysis. Grana 33(4-5): 286-291. {a} Departamento de Recursos Naturales y Medio Ambiente Escuela Universitaira de E.G.B. Universidad de Vigo. Plaza de Vicente Risco, n 2.32001 Ourense, Spain

Thimounier, A., J. L. Dupouey, et al. (1994). Simultaneous eutrophication and acidification of a forest ecosystem in North-East France. New Phytologist 126(3): 533-539. Unite d'Ecophysiol. Forestiere-Equipe Phytoecol., Inst. Natl. de la Recherche Agronomique, 54280 Champenoux, France

Wilman, D. and R. W. Derrick (1994). Concentration and availability to sheep of N, P, K, Ca, Mg and Na in chickweed, dandelion, dock, ribwort and spurrey, compared with perennial ryegrass. Journal of Agricultural Science 122(2): 217-223. Dep. Agric. Sci., Univ. Coll. Wales, Aberystwyth, Dyfed SY23 3DD, UK

Ahmad, S. (1993). Quantitative studies on the weeds of wheat fields of Riwat area, Islamabad. Pakistan Journal of Scientific and Industrial Research 36(1): 31-34. Botanical Sci. Div., Pakistan Museum of Natural History, Main Markaz, Block 2, F.7 Islamabad, Pakistan

Bartels, K. A., R. H. Crawford, et al. (1993). Fabrication of macroscopic solid models of three-dimensional microscopic data by selective laser sintering. Journal of Microscopy Oxford 169(3): 383-389. Dep. Electrical and Computer Eng., Univ. Texas Austin, Austin, TX 78712, USA

Derrick, R. W., G. Moseley, et al. (1993). Intake, by sheep, and digestibility of chickweed, dandelion, dock, ribwort and spurrey, compared with perennial ryegrass. Journal of Agricultural Science 120(1): 51-61. {a} Dep. Agric. Sci., Univ. College Wales, Aberystwyth, Dyfed SY23 3DD, UK

Dethier, V. G. (1993). Food-finding by polyphagous arctiid caterpillars lacking antennal and maxillary chemoreceptors. Canadian Entomologist 125(1): 85-92. Dep. Zool., Univ. Mass., Amherst, Massachusetts 01003, USA

Djingova, R., I. Kuleff, et al. (1993). Comparison of the ability of several vascular plants to reflect environmental pollution. Chemosphere 27(8): 1385-1396. {a} Fac. Chem., Univ. Sofia, 1126 Sofia, Bulgaria

Fujimaki, Y. and M. Watanabe (1993). Preference to Herb in captive hazel grouses. Japanese Journal of Ornithology 41(3-4): 59-63. Lab. Wildlife Ecology, Obihiro Univ. Agriculture Veterinary Med., Inada, Obihiro 080, Japan

Haugland, E. (1993). Competition between an established grass sward and seedlings of Rumex longifolius DC. and Taraxacum officinale (Web.) Marss. Norwegian Journal of Agricultural Sciences 7(3-4): 409-420. Norwegian Plant Protection Institute, Dep. Herbology, Fellesbygget, N-1432 As, Norway

Hook, I., A. McGee, et al. (1993). Evaluation of dandelion for diuretic activity and variation in potassium content. International Journal of Pharmacognosy 31(1): 29-34. {a} Dep. Pharmacognosy, Sch. Pharmacy, Trinity Coll. Dublin, 18 Shrewsbury Road, Dublin 4, Ireland

Isselstein, J. and P. Ridder (1993). Studies on drying of some grassland herbs under controlled conditions. Wirtschaftseigene Futter 39(2): 136-145. Inst. Pflanzenbau Pflanzenzuechtung II Gruenlandwirtschaft Futterbau, Justus-Liebig-Univ. Giessen, Ludwigstr. 23, 35390 Giessen, Germany

Kabuga, J. D. (1993). The standing behaviour of N'dama cattle during idling in a night paddock. Applied Animal Behaviour Science 37(1): 17-29. Dep. Anim. Sci., Univ. Sci. and Technol., Kumasi, Ghana

Luscher, M., M. Frehner, et al. (1993). Purification and some properties of fructan: Fructan fructosyl transferase from dandelion (Taraxacum officinale Weber). New Phytologist 123(3): 437-442. {a} Swiss Federal Inst. Technol., Inst. Plant Sci., Crop Physiology Group, ETH-Zentrum, CH-8092 Zurich, Switzerland

Mizumoto, H. and A. Karasawa (1993). Renal tubular site of action of KW-3902, a novel adenosine A-1-receptor antagonist, in anesthetized rats. Japanese Journal of Pharmacology 61(3): 251-253. Dep. Pharmacol., Pharm. Res. Lab., Kyowa Hakko Kogyo Co. Ltd., 1188 Shimotogari, Nagaizumi-cho, Sunto-gun, Shizuoka 411, Japan

Paquette, L. C., G. Bagatto, et al. (1993). Distribution of mineral nutrients within the leaves of common dandelion (Taraxacum officinale) galled by Phanacis taraxaci (Hymenoptera: Cynipidae). Canadian Journal of Botany 71(8): 1026-1031. {a} Dep. Biology, Laurentian Univ., Sudbury, ON P3E 2C6, Canada

Pashneva, G. E. and L. F. Shepeleva (1993). Stability limits of the function of flood-plain meadow plant communities and soil. Ekologiya Moscow(5): 23-32. Res. Inst. Biol. Biophys., Tomsk State Univ., Tomsk, Russia

Peschken, D. P., R. J. Gagne, et al. (1993). First record of the dandelion leaf-gall midge, Cystiphora taraxaci (Kieffer, 1888) (Diptera: Cecidomyiidae), in North America. Canadian Entomologist 125(5): 913-918. {a} Agric. Can. Res. Station, Box 440, Regina, SK S4P 3A2, Canada

Povey, F. D., H. Smith, et al. (1993). Predation of annual grass weed seeds in arable field margins. Annals of Applied Biology 122(2): 323-328. {a} Wildlife Conserv. Res. Unit, Dep. Zool., Univ. Oxford, South Parks Road, Oxford OX1 3PS, UK

Simpson, R. J. and G. D. Bonnett (1993). Fructan exohydrolase from grasses. New Phytologist 123(3): 453-469. Sch. Agric. and Forestry, Univ. Melbourne, Parkville, 3052, Australia

Tatina, R. (1993). Holosteum umbellatum L. (Caryophyllaceae) in South Dakota. Prairie Naturalist 25(4): 358. Biol. Dep., Dakota Wesleyan Univ., Mitchell, SD 57301, USA

Tillmann, P. (1993). The elasticity in utilizing grassland swards differing in botanical composition. Wirtschaftseigene Futter 38(3): 217-232. Inst. Pflanzenbau und Gruenland, Lehrstuhl Gruenlandlehre, Univ. Hohenheim, Postfach 700562, 7000 Stuttgart 70

Weeks, A. R., M. J. R. Fasham, et al. (1993). The spatial and temporal development of the spring bloom during the JGOFS North Atlantic Bloom Experiment, 1989. Journal of the Marine Biological Association of the United Kingdom 73(2): 253-282. {a} Dep. Oceanography, Univ. Southampton, Southampton SO9 5NH, UK

Wilman, D. and J. A. Riley (1993). Potential nutritive value of a wide range of grassland species. Journal of Agricultural Science 120(1): 43-49. {a} Dep. Agric. Sci., Univ. Coll. Wales, Aberystwyth, Dyfed SY23 3DD, UK

Zhmykhova, V. S. (1993). Seasonal rhythm of the development of some species of herbaceous food plants in the Central Chernozem reserve in Kursk Oblast. Rastitel'nye Resursy 29(1): 53-57. V.V. Alekhin Cent.-Chernozem Reserve, Kursk, Russia

Andersen, M. C. (1992). An analysis of variability in seed settling velocities of several wind-dispersed Asteraceae. American Journal of Botany 79(10): 1087-1091. Dep. Ecol. Evolutionary Biol., Univ. Calif., Irvine, Calif. 92717

Baier, W. R., W. Kosmus, et al. (1992). Sodium, magnesium, potassium and calcium in plant latices. Phyton Horn 31(2): 227-232. {a} Inst. Pflanzenphysiologie der Univ. Graz, Schuberstrasse 51, A-8010 Graz, Austria

Burpee, L. L. (1992). A method for assessing the efficacy of a biocontrol agent on dandelion (Taraxacum officinale). Weed Technology 6(2): 401-403.

Dobrovol, s. V. V. (1992). Specific features of biological cycle of chemical elements in deserts of southern Mongolia. Vestnik Moskovskogo Universiteta Seriya 17 Pochvovedenie(4): 3-16. Geogr. Fac., Mosc. Pedagog. State Univ., Moscow, Russia

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

Hagley, E. A. C. and D. R. Barber (1992). Effect of food sources on the longevity and fecundity of Pholetesor ornigis (Weed) (Hymenoptera: Braconidae). Canadian Entomologist 124(2): 341-346.

Haynes, J. W. and J. W. Smith (1992). Longevity of laboratory-reared boll Weevils (Coleoptera: Curculionidae) offered honey-bee-collected pollen and plants unrelated to cotton. Journal of Entomological Science 27(4): 366-374. Boll Weevil Res. Unit, USDA-ARS, Mississippi State, Miss. 39762-5367

King, L. M. and B. A. Schaal (1992). Effects of nutrients and light on quantitative variation in rDNA and cpDNA in asexual Taraxacum officinale. Functional Ecology 6(5): 560-567. {a} Museum Comparative Zool., Harv. Univ., Cambridge, Mass. 02138, USA

Kull, U., A. Herbig, et al. (1992). Construction and economy of plant stems as revealed by use of the Bic-method. Annals Of Botany 69(4): 327-334.

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

Manojlovic, B. (1992). Caterpillars nutrition and seasonal activity of Symira dentinosa (Freyer) (Lepidoptera: Noctuidae) population. Zastita Bilja 43(2): 113-121. Inst. for Plant Protection and Environment, Beograd

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

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