AGRIS - Système international des sciences et technologies agricoles

[ Publié dans: Pollution ]
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Résultats 101-110 de 233

Chlorinated hydrocarbons and shell thinning in eggs of (Accipiter) hawks in Ontario, 1986-1989

1994

Elliott, J.E. | Martin, P.A. (Canadian Wildlife Service, National Wildlife Research Centre, Ottawa, Ontario K1A 0H3 (Canada))

Department for Environment, Food and Rural Affairs - United Kingdom



Nitrogen saturation induced during winter by experimental NH4NO3 addition to a forested catchment

1994

Hultberg, H. | Dise, N.B. | Wright, R.F. | Andersson, I. | Nystrom, U. (Swedish Environmental Research Institute (IVL), Department of Ecology and Environmental Research, Box 47086, 40258 Gothenberg (Sweden))

Department for Environment, Food and Rural Affairs - United Kingdom


Chronic ozone exposure alters the growth of leaves, stems and roots of hybrid Populus

1994

Woodbury, P.B. | Laurence, J.A. | Hudler, G.W. (Boyce Thompson Institute for Plant Research, Tower Road, Ithaca, New York 14853-1801 (USA))

Department for Environment, Food and Rural Affairs - United Kingdom

Does (K+Mg+Ca+P) fertilization lead to recovery of tree health in a nitrogen stressed Quercus rubra L. stand?

1994

Boxman, A.W. | Cobben, P.L.W. | Roelofs, J.G.M. (Department of Ecology, Section of Environmental Ecology, University of Nijmegen, PO Box 9010, NL-6500 GL Nijmegen (Netherlands))

Department for Environment, Food and Rural Affairs - United Kingdom

Growth and physiology of northern red oak: preliminary comparisons of mature tree and seedling responses to ozone

1994

Edwards, G.S. | Wullschleger, S.D. | Kelly, J.M. (Tennessee Valley Authority, Cooperative Forest Studies Program, TVA Forestry Building, Norris, Tennessee 37828 (USA))

Department for Environment, Food and Rural Affairs - United Kingdom