AGRIS - Système international des sciences et technologies agricoles

[ Publié dans: Pollution ]
Recherche avancée
Langue
Mots clés AGROVOC

Résultats 1-10 de 68





Nitrogen in Dutch freshwater lakes: trends and targets

1998

Molen, D.T. van der | Portielje, R. | Nobel, W.T. de | Boers, P.C.M. (Institute for Inland Water Management and Waste Water Treatment, Lelystad (Netherlands))

Department for Environment, Food and Rural Affairs - United Kingdom

Leeches as indicators of dietary mercury exposure in non-piscivorous waterfowl in central Ontario, Canada

1997

McNicol, D.K. | Mallory, M.L. | Mierle, G. | Scheuhammer, A.M. | Wong, A.H.K. (Canadian Wildlife Service, Ontario Region, 49 Camelot Drive, Nepean, Ontario K1A 0H3 (Canada))

Department for Environment, Food and Rural Affairs - United Kingdom

Secondary nitrogen limitation in a subtropical lake impacted by non-point source agricultural pollution

1995

Havens, K.E. (Department of Research, South Florida Water Management District, West Palm Beach, Florida 33416-4680 (USA))

Department for Environment, Food and Rural Affairs - United Kingdom



Reversal of acidification in upland waters of the English Lake District

1999

Tipping, E. | Carrick, T.R. | Hurley, M.A. | James, J.B. | Lawlor, A.J. | Lofts, S. | Rigg, E. | Sutcliffe, D.W. | Woof, C. (Institute of Freshwater Ecology, Ambleside, Cumbria LA22 0LP (United Kingdom))

Department for Environment, Food and Rural Affairs - United Kingdom