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Resultados 261-270 de 329
Effect of the chemical composition of industrial dusts on forest floor organic matter accumulation
1990
Grodzinski, W. | Greszta, J. | Laskowski, R. | Maryanski, M. | Rozen, A. (Department of Ecosystem Studies, Institute of Environmental Biology, Jagiellonian University, 30-060 Krakow (Poland))
Contaminant monitoring programmes using marine organisms: quality assurance and good laboratory practice
1990
The state of transboundary air pollution: 1989 update. Report prepared within the framework of the Convention on Long-Range Transboundary Air Pollution.
1990
Air pollution and forest decline Texto completo
1990
Luoma, Jon R. | Joyner, Kimberly C.
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.
Histological and histochemical investigations on the nutrient dynamics in forest trees with regard to the "New-type forest decline". 3. Localization studies
1990
Fink, S. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie. Abt. Biochemie der Pflanzen)
[Investigations on Norway spruce trees in a diseased forest area with exclusion of gaseous pollutants in open-top-chambers]
1990
Hoyer, V. (Hohenheim Univ. (Germany, F.R.). Inst. fuer Landeskultur und Pflanzenoekologie) | Seufert, G. | Roser, S. | Arndt, U.
Reflectance spectra of leaves and needles as basis for the physiological evaluation of tree damage. 3. Outdoor measurements with deciduous and coniferous trees
1990
Buschmann, C. (Karlsruhe Univ. (Germany, F.R.). Botanisches Inst.) | Nagel, E. | Rang, S. | Stober, F.
Atmospheric deposition and mineral cycling in natural forest ecosystems
1990
Buecking, W. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Stuttgart (Germany, F.R.). Abt. Botanik und Standortskunde) | Steinle, R.
[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.))