خيارات البحث
النتائج 1 - 8 من 8
Contents of free amino acids in needles of Norway spruce trees in relation to novel forest decline. Studies on trees from a site in northern Black Forest
1995
Richter, C.M. | Kranig, S. | Wild, A. (Institute of General Botany of the Johannes Gutenberg University, Saarstrasse 21, 55099 Mainz (Germany))
Response of magnesium-deficient saplings in a young, open stand of Picea abies (L.) Karst. to elevated soil magnesium, nitrogen and carbon
1995
Buchmann, N. | Oren, R. | Zimmermann, R. (Lehrstuhl Pflanzenokologie der Universitat Bayreuth, Postfach 10 12 51, 95440 Bayreuth (Germany))
The effects of excess nitrogen deposition on young Norway spruce trees. Part II. The vegetation
1994
Wilson, E.J. | Skeffington, R.A. (National Power Research and Engineering, Windmill Hill Business Park, Whitehill Way, Swindon, Wiltshire (United Kingdom))
Does (K+Mg+Ca+P) fertilization lead to recovery of tree health in a nitrogen stressed Quercus rubra L. stand?
1994
Boxman, A.W. | Cobben, P.L.W. | Roelofs, J.G.M. (Department of Ecology, Section of Environmental Ecology, University of Nijmegen, PO Box 9010, NL-6500 GL Nijmegen (Netherlands))
[Possibilities and limits of fertilization for re-stabilizing diseased forest stands]
1986
Isermann, K. (BASF A.G., Limburgerhof (Germany, F.R.). Landwirtschaftliche Versuchsstation)
Effect of fertilization on function and repair of the photosynthetic apparatus in spruce with disorders in the supply with mineral nutrients
1996
Ebbert, V. | Hollinderbaeumer, R. | Wietoska, H. | Koenig, C. | Godde, D.
Function and repair of the photosynthetic apparatus in spruce with disorders in the supply with nutrients at different light intensities
1994
Godde, D. (Bochum Univ. (Germany))
[Necroses phenology and counting in healthy and diseased spruce stands, field surveys [in Belgium; Hertogenwald]. Morphological and histological aspects of air pollution on spruce needles]
Hanotiaux, G. | Praag, H.J. van (Faculte des Sciences Agronomiques de l'Etat, Gembloux (Belgium). Lab. de la Science du Sol) | Waterkeyn, L. | Albert, A. | Andre, P. | Weissen, F.
