خيارات البحث
النتائج 1 - 10 من 16
[The influence of calcium fertilization, mineral fertilization and artificial rain on the soil fauna in Norway spruce forests]
1986
Funke, W. (Ulm Univ. (Germany, F.R.)) | Jans, W.
Forest damage - a status report on inventory methods [crown damage]
1986
Becher, G. (Bundesforschungsanstalt fuer Forst- und Holzwirtschaft, Hamburg (Germany, F.R.). Inst. fuer Weltforstwirtschaft)
[Open-top-chambers - field studies in the Egge mountains]
1986
Krause, G.H.M.
[Regional analysis of air pollution regarding air pollutants that are toxic and acid generating]
1986
Halbritter, G. (Kernforschungszentrum Karlsruhe G.m.b.H. (Germany, F.R.). Abt. fuer Angewandte Systemanalyse) | Braeutigam, K.-R. | Brandl, V. | Sardemann, G. | Wiesmann, F.J.
Experiments on the effects of air pollutants on mineral cycling of forest trees
1986
Seufert, G. (Hohenheim Univ., Stuttgart (Germany, F.R.). Inst. fuer Landeskultur und Pflanzenoekologie) | Arndt, U.
[Energy balance of differently damaged Norway spruce needles in the course of the year]
1986
Benz, T. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Hampp, R.
Fluorescence and electron microscopic investigations of the phloem of beech, Norway spruce and silver fir, showing different degrees of damage symptoms
1986
Schulz, A. (Heidelberg Univ. (Germany, F.R.)) | Behnke, H.-D.
Qualitative and quantitative dependence of the fructification of mycorrhizae fungi on artificial fertilization, immission and tree damage in spruce sites in the Black Forest
1986
Mueller, C. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Oberwinkler, F.
Pollutant effects on the conformation of chlorophyll-protein complexes in forest trees suffering from air pollutant stress. Part II: Pigment content and characteristics of the light-harvesting chlorophyll-a/b-protein complex in needles of healthy and damaged spruce trees in the area Kaelbelescheuer (Southern Black Forest)
1986
Siefermann-Harms, D. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Chemische Pflanzenphysiologie) | Ninnemann, H.
Progeny testing of spruce stands of the Black Forest
1986
Widmaier, T. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Stuttgart (Germany, F.R.). Abt. Botanik und Standortskunde) | Evers, F.H. | Hoffmann, C.
