خيارات البحث
النتائج 1 - 10 من 10
[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.
[Effects of earlier calcium fertilizations in Norway spruce and silver fir stands of red sandstone in the Black Forest]
1986
Aldinger, E. (Freiburg Univ. (Germany, F.R.). Inst. fuer Bodenkunde und Waldernaehrungslehre)
[Influence of leaf and needle surface structure of forest trees on sulphur content and the deposition and uptake of heavy metals]
1986
Rentschler, I. (Hohenheim Univ. Stuttgart (Germany, F.R.). Inst. fuer Physik) | Schreiber, H.
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.
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.
Microorganisms as biological indicators of air pollution and resulting forest damage
1986
Waldner-Sander, S. (Tuebingen Univ. (Germany, F.R.). Hygiene Inst. Abt. fuer Allgemeine Hygiene und Umwelthygiene) | Botzenhart, K.
[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)
Investigations on the hormone-balance of healthy and damaged conifers
1986
Frenzel, B. (Hohenheim Univ., Stutgart (Germany, F.R.). Botanisches Inst.) | Christmann, A.
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.
