خيارات البحث
النتائج 191 - 200 من 217
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.
Correlation between shed/discoloration and the mycoflora of Norway spruce needles
1992
Seemann, D. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany))
Emissions of N2O, NO and NO2 from soils of spruce stands in the Black Forest
1992
Papen, H. (Fraunhofer-Institut fuer Atmosphaerische Umweltforschung, Garmisch-Partenkirchen (Germany)) | Hermann, H. | Doersch, P. | Rennenberg, H.
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))
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.
Pollutant emissions of commercial and industrial wood furnaces: Registration of the state of engineering and possibilities to reduce emissions
1992
Baumbach, G. (Stuttgart Univ. (Germany). Institut fuer Verfahrenstechnik und Dampfkesselwesen (IVD). Abt. Reinhaltung der Luft) | Angerer, M.
Evaluation of the sulfur budget of forest ecosystems (Black Forest) by means of stable sulfur isotope analysis. 1. Purpose, background and methods
1992
Giesemann, A. (Giessen Univ. (Germany). Inst. fuer Pflanzenoekologie) | Jaeger, H.J.
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.
