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Résultats 1-10 de 12
[The influence of fertilization measures in forests upon some species of the soil fauna of forest ecosystems]
1986
Kreimes, K. | Thielemann, U.
[Comparison of vitality of mycorrhizae of differently fertilized areas by means of FDA -(fluoresrine-diacetate) vital fluorine chrome]
1986
Ritter, T. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Kottke, I. | Oberwinkler, F.
[Studies on the restoration of yellow-shooted Norway spruce trees in the Fichtelgebirge with different Mg-fertilizers]
1986
Zech, W. | Kaupenjohannn, M. | Hantschel, R. | Schneider, B.U.
[Studies on re-stabilizing measures in forests injured by air pollution in the Southern Taunus]
1986
Krieter, M. (Mainz Univ. (Germany, F.R.). Geographisches Inst. Umweltforschungsstation)
[Alterations in the humus situation in connection with forest diseases with special regard to fertilization experiments]
1986
Babel, U. (Hohenheim Univ., Stuttgart (Germany, F.R.). Inst. fuer Bodenkunde und Standortslehre)
[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.
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.
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.
Development of an inventory technique for damaged forest trees by means of computer aided multi-spectral remote sensing data
1986
Hildebrandt, G. (Freiburg Univ. (Germany, F.R.). Abt. Luftbildmessung und Fernerkundung) | Kadro, A. | Kuntz, S.
