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Результаты 191-200 из 219
Histological and histochemical investigations on the nutrient dynamics in forest trees with regard to the "New-type forest decline".5. Further results on the behaviour of calcium and magnesium in various tissues
1992
Fink, S. (Freiburg Univ. (Germany). Inst. fuer Forstbotanik und Baumphysiologie)
Measurement of the dry deposition rates on trees by using the natural radioactivity as a tracer
1992
Schreiber, H. (Hohenheim Univ. (Germany). Inst. fuer Physik) | Jenderek, H.
Seasonal changes in photosynthetic activity of damaged spruces in the Northern Black Forest (Schoellkopf site)
1992
Zimmer-Rinderle, U. (Karlsruhe Univ. (Germany). Botanisches Inst.) | Lichtenthaler, H.K.
Mycorrhizal types on the ARINUS-plots
1992
Haug, I. (Tuebingen Univ. (Germany). Inst. fuer Botanik, Spezielle Botanik-Mykologie) | Oberwinkler, F.
Biochemical and physiological investigations on Norway spruce. 1. Detection of effects of air pollutants on trees kept in open-top chambers. 2. Analysis of antioxidants in differently damaged trees at the Schoellkopf site (Northern Black Forest)
1992
Manderscheid, R. (Giessen Univ. (Germany). Inst. fuer Pflanzenoekologie) | Jaeger, H.J.
Fog interception in conifers of the Black Forest region
1992
Winkler, P. (Deutscher Wetterdienst, Hamburg (Germany). Meteorologisches Observatorium)
Flushing and growth of cloned Norway spruce (Picea abies (L.) Karst.) after water stress with different nutrition of magnesium
1992
Makkonen-Spiecker, K. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany))
Climatic variation and growth of Norway spruce (Picea abies (L.) Karst.) and Silver fir (Abies alba Mill.) in the Black Forest
1992
Spiecker, H. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany))
Studies on redox components of the thylakoid membrane of spruce trees in open-top chambers
1992
Wild, A. (Mainz Univ. (Germany). Inst. fuer Allgemeine Botanik) | Flammersfeld, U. | Schmieden, U.
Physiological and biochemical investigations into the yellowing of spruce at higher altitudes. Pt. 5: Effects of combined stress at the Freudenstadt site and of single stress factors on components of the photosynthetic apparatus
1992
Siefermann-Harms, D. (Kernforschungszentrum Karlsruhe (Germany). Inst. fuer Genetik und Toxikologie) | Steegborn, J.
