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Resultados 131-140 de 198
[Effect of pollutants on Mediterranean littoral ecosystems]
1987
Vincente, N. (Faculte des Sciences et Techniques, Marseille (France). Lab. de Biologie Marine)
Threats, effects, and countermeasures
1987
Remroed, J. (Svenska Cellulosa- och Pappersbruksfoereningen, Falun (Sweden))
Air pollution and Canadian forest health
1987
Rennie, P.J.
How to influence policy making in the air pollution field: lessons to be learned from implementation research [legal structuring]
1987
Hjern, B. (Umeaa Univ. (Sweden). Statsvetenskapliga Inst.)
[Long term perspectives of increased nitrogen input in forest ecosystems: is eutrophication threatening?]
1987
Beese, F. (Goettingen Univ. (Germany, F.R.). Inst. fuer Bodenkunde und Waldernaehrung) | Matzner, E.
[Nutrient supply of middle European commercial forests]
1987
Zoettl, H.W. (Goettingen Univ. (Germany, F.R.). Inst. fuer Bodenkunde und Waldernaehrung)
Comparison of water pollution abatement between Thailand and Japan form the policy and planning viewpoint
1987
Soichiro Seki (Japan International Cooperation Agency (Japan))
[Anthropogenic changes of forest ecosystems. History - present - future]
1987
Ulrich, B. (Goettingen Univ. (Germany, F.R.). Inst. fuer Waldernaehrung)
[Investigations on nutrition state of beech [Fagus sylvatica L.] and spruce [Picea abies Karst.] and nutrient content on fixed sample plots in Switzerland]
1987
Flueckiger, W. (Institut fuer Angewandte Pflanzenphysiologie, Schoenenbuch (Switzerland))
Measures against acidification and air pollution - a Swedish view over a 20-year period
1987
Thunberg, B. (Statens Naturvaardsverk, Solna (Sweden))
