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Résultats 181-190 de 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.
[Development and realization of a pilot-inventory for permanent monitoring of forest damages in Europe]
1986
Hildebrandt, G. (Freiburg Univ. (Germany, F.R.). Abt. Luftbildmessung und Fernerkundung) | Grundmann, O. | Schmidtke, H. | Tepasse, P.
Population dynamics of small Physokermes hemicryphus (Dalman) in damaged spruce forest stands
1986
Ludwig, W. (Hohenheim Univ. (Germany, F.R.). Landesanstalt fuer Bienenkunde) | Liebig, G.
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.
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.
Lipid peroxidation: A phytotoxic consequence of air pollutants
1986
Kunert, K.J. (Konstanz Univ. (Germany, F.R.). Lehrstuhl fuer Physiologie und Biochemie der Pflanzen) | Mehlhorn Schmidt, A.
Investigation of anatomical, physical and mechanical wood properties of diseased Norway spruce and [silver] firs in Baden-Wuerttemberg compared with healthy ones based on tests of small clear specimens and wooden beams of structural dimensions
1986
Grammel, R.H. (Freiburg Univ. (Germany, F.R.). Inst. fuer Forstbenutzung und Forstliche Arbeitswissenschaft) | Becker, G. | Gross, M. | Hoewecke, B.
Soil animals as sensitive indicators on forest ecosystems
1986
Funke, W. (Ulm Univ. (Germany, F.R.). Abt. Oekologie und Morphologie der Tiere) | Bernhard, M. | Hoefer, H. | Jans, W. | Lehle, E. | Roth-Holzapfel, M. | Schmitt, G. | Stumpp, J. | Vogel, J. | Wanner, M.
Analysis of compositional variation in needles and deciduous leaves of pollution damaged forest trees. Quantitative analysis of terpenes and VOC occurring needles of Picea abies and in forest air
1986
Juettner, F. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Chemische Pflanzenphysiologie)
