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Résultats 181-190 de 229
Detection of damages of trees with time-resolved luminescence
1991
Schneckenburger, H. (Fachhochschule Aalen (Germany)) | Schmidt, W.
Correlation between shed-discoloration and the mycoflora of Norway spruce needles
1991
Seemann, D. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg (Germany))
Response of young cloned Norway spruce on water stress with different magnesium supply
1991
Makkonen-Spiecker, K. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg (Germany)) | Evers, F.H.
Uptake and localization of nutritive and potentially toxic minerals in ectomycorrhizae of forest trees
1991
Kottke, I. (Tuebingen Univ. (Germany). Inst. fuer Botanik) | Oberwinkler, F.
Investigations on fine roots and mycorrhizae on the ARINUS-plots
1991
Haug, I. (Tuebingen Univ. (Germany). Spezielle Botanik) | Pritsch, K. | Oberwinkler, F.
Soil ciliates as indicators of fundamental changes in forest ecosystems
1991
Lehle, E. (Ulm Univ. (Germany). Abt. Oekologie und Morphologie der Tiere) | Funke, W.
Intermediates of carbohydrate and energy metabolism in Norway spruce needels in relation to season and decline symptoms
1991
Einig, W. (Tuebingen Univ. (Germany). Physiologische Oekologie der Pflanzen) | Egger, B. | Hampp, R.
CO2-gas-exchange and transpiration of open-grown Norway spruce during the year in higher elevation of the Southern Black Forest under local air conditions with and without O3, respectively
1991
Abetz, P. (Freiburg Univ. (Germany). Inst. fuer Waldwachstum) | Kuenstle, E. | Wolfart, A.
Physiological and cytomorphological investigations of undamaged and damaged Norway spruce in the Northern Black Forest
1991
Wild, A. (Mainz Univ. (Germany). Inst. fuer Allgemeine Botanik) | Tietz, S.