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Résultats 291-300 de 325
Biochemical and physiological investigations to detect effects of air pollutants on spruce in open-top-chambers
1990
Manderscheid, R. (Giessen Univ. (Germany, F.R.). Inst. fuer Pflanzenoekologie) | Jaeger, H.J.
On the actual and former growth of Norway spruce in the Black Forest and Swabian Alb regions
1990
Kenk, G. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany, F.R.)) | Diener, G. | Spiecker, H.
Effects of K, Mg and N-fertilization on fine roots and mycorrhizae
1990
Haug, I. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Spezielle Botanik und Mykologie) | Oberwinkler, F.
[The importance of soil structure for the K-nutrition of Norway spruce stands]
1990
Hildebrand, E.E. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany, F.R.))
Heavy metal pollution and state of health of forest trees
1990
Trueby, P. (Freiburg Univ. (Germany, F.R.). Inst. fuer Bodenkunde) | Zoettl, H.W.
Meteorology of air pollution
1990
Scorer, R. S. (Richard Segar)
International technologies for hazardous waste site cleanup
1990
Nunno, T.
[Forest ecosystems near urban areas. Sub project 1.3.: Photosynthesis water supply, biomass production and plant extractives]
1990
Cornelius, R. | Faensen-Thiebes, A.
[Forest ecosystems near urban areas. Sub project 1.5: Soil biological dynamics of forests effected by air pollution in the municipal area of Berlin (West)]
1990
Weigmann, G. (Berlin Univ. (Germany, F.R.). Inst. fuer Bodenzoologie und Oekologie) | Kratz, W. | Jaeger-Volmer, J. | Kielhorn, U. | Kronshage, J. | Rink, U.
[Forest ecosystems near urban areas. Sub project 2.7: Spatial and chronological differentiation of the understorey tree layers of Berlin forests with special regard to the direct and indirect effects of air pollutants]
1990
Sukopp, H. (Technische Univ. Berlin (Germany, F.R.). Inst. fuer Oekologie) | Seidling, W.
