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Résultats 201-210 de 229
[Impact of pollution on the plankton ecosystem in Syrian coastal waters (facing Latakia)]
1996
Mayhoub, H. | Baker, M. | Hamoud, N. | Noureddin, S. | Omran, M. | Youssef, A.K. (Tichrine Univ., Lattaquie (Syria). Inst. de Recherches Marines)
Revitalization of a spruce tree with typical yellowing symptoms - effects of light exposure and fertilization on biochemical, physiological and structural properties of chloroplasts. Pt.3: Functional and structural changes in the photosynthetic apparatus of yellowing spruce - no effect of Mg fertilization on chlorosis
1996
Siefermann-Harms, D. | Boxler-Baldoma, C. | Diabate, S. | Heumann, H.G. | Hoch, R. | Nagel, E. | Pfuendel, E. | Schneckenburger, H. | Seidel, A. | Strack, S. | Trefz-Malcher, G. | Wilpert, K. von | Zeil, M.
Influence of nitrogen supply on carbon allocation and mycorrhization of Norway spruce
1996
Wallenda, T. | Schaeffer, C. | Einig, W. | Hampp, R.
Effect of mineral nutrient supply and light intensity on root growth, root morphology, and nutrient uptake of Norway spruce
1996
Seith, B. | George, E. | Marschner, H.
Relationship between annual and daily radial expansion as well as xylem flow in Norway spruce (Picea abies (L.) Karst.) and weather conditions at the ARINUS sites
1996
Maekinen, H. | Spiecker, H. | Guelpen, M.
CO2-emission and C-turnover in the soil of the ARINUS-site Schluchsee: 1. Objectives - methodical approach - results
1996
Trueby, P.
Analysis of site specific growth responses of forest trees in Southwestern Germany
1996
Kahle, H.P. | Spiecker, H.
Low emission combustion of problematic commercial and industrial residues and wastes of wood in pilot plants of thermal power below 1 MW, in particular of the construction industry
1996
Zuberbuehler, U. | Baumbach, G.
Evaluation of sulphur exchange and translocation processes in fertilized forest ecosystems of the Black Forest based on sulphur isotope distribution: State of the art and conclusions
1996
Giesemann, A. | Jaeger, H.J.
[Contribution to understanding of the Posidonia oceanica (L.) Delile ecosystem in the Algiers region (Algeria): study of selected segments]
1996
Semroud, R. (Universite des Sciences et de la Technologie Houari Boumediene, Algiers (Algeria). Inst. des Sciences de la Nature)
