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Результаты 181-190 из 374
Field application of acid mist to a single clone of Sitka spruce: effects on foliar nutrition and frost hardiness
1997
Sheppard, L.J. | Crossley, A. | Harvey, F.J. | Wilson, D. | Cape, J.N. (Institute of Terrestrial Ecology, Bush Estate, Penicuik, Midlothian, EH26 0QB (United Kingdom))
The effect of reciprocal treatments with ozone and ultraviolet-B radiation on photosynthesis and growth of perennial grass Elymus athericus
1997
Staaij, J.W.M. van de | Tonneijck, A.E.G. | Rozema, J. (Department of Ecology and Ecotoxicology, Vrije Universiteit, De Boelelaan 1087, 1081 HV Amsterdam (Netherlands))
PLATIN (PLant-ATmosphere INteraction) II: co-occurrence of high ambient ozone concentrations and factors limiting plant absorbed dose
1997
Grunhage, L. | Jager, H.J. | Haenel, H.D. | Hanewald, K. | Krupa, S. (Institute for Plant Ecology, University of Giessen, Heinrich-Buff-Ring 38, D-35392 Giessen, Germany)
Effects of ozone on yield, growth, and root starch concentrations of two alfalfa (Medicago sativa L.) cultivars
1997
Renaud, J.P. | Allard, G. | Mauffette, Y. (Centre de recherche acericole, MAPAQ, 2700 rue Einstein, Ste-Foy, QC, G1P 3W8 (Canada))
Mapping of exceedances of ozone critical levels for crops and forest trees in the Netherlands: preliminary results
1997
Leeuw, F.A.A.M. de | Zantvoort, E.D.G. van (National Institute of Public Health and the Environment (RIVM), PO Box 1, 3720-BA Bilthoven (Netherlands))
Concentrations and accumulation patterns of organochlorine contaminants in the blubber of harbour porpoises, Phocoena phocoena, from the coast of Newfoundland, the Gulf of St Lawrence and the Bay of Fundy/Gulf of Maine
1997
Westgate, A.J. | Muir, D.C.G. | Gaskin, D.E. | Kingsley, M.C.S. (Duke University Marine Laboratory, 135 Duke Marine Laboratory Road, Beaufort, NC 28516 (USA))
Effects of simulated acid rain on pollen physiology and ultrastructure in the apple
1997
Bellani, L.M. | Rinallo, C. | Muccifora, S. | Gori, P. (Istituto Policattedra di Biologia Generale, Universita di Siena, Via T. Pendola 62, 53100 Siena (Italy))
Crown condition of Norway spruce in relation to sulphur and nitrogen deposition and soil properties in southeast Norway
1997
Solberg, S. | Toerseth, K. (Norwegian Forest Research Institute, Hoegskoleveien 12, N-1432 As (Norway))
Clarification of effects of DDE on shell thickness, size, mass, and shape of avian eggs
1997
Blus, L.J. | Wiemeyer, S.N. | Bunck, C.M. (National Biological Service, Forest and Rangeland Ecosystem Science Center, Northwest Research Station, 3080 SE Clearwater Drive, Corvallis, OR 97333 (USA))
A comparison of stable caesium uptake by six grass species of contrasting growth strategy
1997
Willey, N.J. | Martin, M.H. (Faculty of Applied Sciences, University of the West of England, Bristol, BS16 1QY (United Kingdom))