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结果 181-190 的 219
Measurements of photosynthesis of healthy and damaged trees: search for parameters for early detection of tree damage
1986
Lichtenthaler, H.K. (Karlsruhe Univ. (Germany, F.R.). Botanisches Inst. Lehrstuhl fuer Pflanzenphysiologie) | Schmuck, G. | Nagel, E. | Buschmann, C.
Humus alterations related to forest decline with special consideration of fertilization experiments
1986
Babel, U. (Hohenheim Univ., Stuttgart (Germany, F.R.). Inst. fuer Bodenkunde und Standortslehre) | Belotti, E.
Arctic water pollution research
1986
Bridgeo, W. A. | Eisenhauer, H. R.
Agricultural nonpoint source pollution
1986
Giorgini, Aldo | Zingales, Franco
Impacts of air pollution on national park units
1986
Litter decomposition and litter decomposing soil microfauna in forest ecosystems
1986
Herlitzius, H. (Ulm Univ. (Germany, F.R.). Abt. Oekologie und Morphologie der Tiere) | Bernhard, M. | Borin, A. | Funke, W. | Jans, W.
[Anatomical and histochemical studies on the clarification of biotic agents' occurrence in forest dieback]
1986
Fink, S. (Freiburg Univ. (Germany, F.R.). Inst. fuer Forstbotanik und Holzbiologie)
Comparative investigations of fine root system and the anatomy of mycorrhizae after dry stress and artificial fertilization
1986
Oberwinkler, F. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Kottke, I. | Ritter, T. | Feil, W.
Investigations on the role of macro- and micromineral nutrients and of other elements in the decline of forest trees
1986
Krivan, V. (Ulm Univ. (Germany, F.R.). Sektion Analytik und Hoechstreinigung) | Schaldach, G. | Hausbeck, R. | Luettge, U. | Kreutzer, K.
[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.
