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结果 121-130 的 198
[Forest genetical perspectives of forest damages in Middle Europe and possibilities for influencing the breeding methods]
1987
Kleinschmit, J. (Niedersaechsische Forstliche Versuchsanstalt, Escherode (Germany, F.R.). Abt. fuer Forstpflanzenzuechtung)
Measures against acidification and air pollution - a Swedish view over a 20-year period
1987
Thunberg, B. (Statens Naturvaardsverk, Solna (Sweden))
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.)
Effects of pollutants on marine communities and ecosystems in Limassol Bay
1987
Hadjichristophorou, M. | Demetropoulos, A. (Ministry of Agriculture and Natural Resources, Nicosia (Cyprus). Dept. of Fisheries)
[Comparative study of ecosystem modifications of coastal waters subject to pollutants in the Gulf and Port of Patras]
1987
Castritsi-Catharios, J. | Ganias, G. | Panagopoulos, D. (Athens Univ. (Greece). Lab. de Zoologie)
Recovery of a soft bottom community after extensive dredging. I: Mollusca
1987
Curini-Galletti, M.C. (Pisa Univ. (Italy). Ist. di Biologia Marina)
[Study of the benthic communities of a disturbed environment: the port of Algiers]
1987
Bakalem, A. | Romano, J.C.
Fish diseases, an index of water pollution: a review
1987
Halim, Y. | Faisal, M. | Ahmed, I. (Alexandria Univ. (Egypt). Faculty of Science)
[Modifications in the planktonic ecosystem caused by pollution of Lebanese coastal waters]
1987
Lakkis, S. (Universite Libanaise, Hadeth (Lebanon). Faculte des Sciences) | Zeidane, R.
Overview of JICA projects on BMA water pollution management
1987
Kiyoshi Hasegawa (Japan International Cooperation Agency (Japan))