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Resultados 21-30 de 267
A reconstruction of emission, flow and accumulation of chromium in Sweden 1920-1980.
1989
Bergbaeck B. | Anderberg S. | Lohm U.
Acidic deposition: what is fact, what is speculation, what is needed?
1989
Foster N.W.
Silver fir decline in the Vosges mountains (France): role of climate and silviculture.
1989
Becker M. | Landmann G. | Levy G.
Zirconium toxicity assessment using bacteria, algae and fish assays.
1989
Couture P. | Blaise C. | Cluis D. | Bastien C.
Effect of pH on chemical forms and plant availability of cadmium, zinc, and lead in polluted soils.
1989
Xian X.F. | Shokohifard G.I.
Chronic effects of low pH and elevated aluminium on survival, maturation, spawning and embryo-larval development of the fathead minnow in soft water.
1989
McCormick J.H. | Jensen K.M. | Anderson L.E.
Raisonnement qualitatif en hydrobiologie: application a l'interpretation de donnees et d'observations | Qualitative reasoning in hydrobiology: application to data and observations interpretation
1989
Guerrin, F. | INRA, .
Qualitative reasoning in hydrobiology: application to data and observations interpretation | Raisonnement qualitatif en hydrobiologie: application a l'interpretation de donnees et d'observations
1989
Guerrin, F. | Inra, . | Unité de Biométrie et Intelligence Artificielle (ancêtre de MIAT) (UBIA) ; Institut National de la Recherche Agronomique (INRA) | Institut National de la Recherche Agronomique (INRA)
International audience
Mostrar más [+] Menos [-]Air pollution | Improved atmospheric model should help focus acid rain debate | RADM helps focus acid rain debate
1989
Water pollution | More EPA action needed to improve the quality of heavily polluted waters
1989
