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The state of transboundary air pollution: 1989 update. Report prepared within the framework of the Convention on Long-Range Transboundary Air Pollution.
1990
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))
[The state of transboundary air pollution: effects and control]
1990
Air pollution and forest decline 全文
1990
Luoma, Jon R. | Joyner, Kimberly C.
Physiological and biochemical investigations into the yellowing of spruce and higher altitudes. Pt.3: Light and yellowing
1990
Siefermann-Harms, D. (Kernforschungszentrum Karlsruhe (Germany, F.R.). Inst. fuer Genetik undToxikologie)
Heavy metal pollution and state of health of forest trees
1990
Trueby, P. (Freiburg Univ. (Germany, F.R.). Inst. fuer Bodenkunde) | Zoettl, H.W.
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)
Open top chamber experiment "Edelmannshof": Determination of biochemical parameters in needles from Norway spruce fumigated with unfiltered or charcoal-filtered air in comparison to untreated trees
1990
Egger, B. (Tuebingen Univ. (Germany, F.R.). Abt. Biochemie der Pflanzen) | Einig, W. | Weidmann, P. | Hampp, R.
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.
Photosynthetic activity, chlorophyll-fluorescence parameters and pigment content of differently damaged Norway spruces at the Schoellkopf (Northern Black Forest)
1990
Lichtenthaler, H.K. (Karlsruhe Univ. (Germany, F.R.). Botanisches Inst.) | Rinderle, U. | Burkart, S. | Hak, R.