خيارات البحث
النتائج 121 - 130 من 329
[Plant succession on clear cut areas and silvicultural consequences]
1990
Irrgang, S. (Technische Univ. Dresden, Tharandt (Germany). Sektion Forstwirtschaft)
[The velocity of wind as additional factor contributing to damage in a Norway spruce area effected by SO2]
1990
Liebold, E. (Technische Univ. Dresden, Tharandt (Germany))
Ground water pollution potential of Pickaway County, Ohio
1990
Sugar, David J.
[Interactions between weather conditions and the occurrence of some damaging factors in newly established forest stands in areas of the Eastern Ore Mountains damaged by air pollution]
1990
Otto, L.F. (Technische Univ. Dresden, Tharandt (Germany). Sektion Forstwirtschaft)
[Melioration and fertilization as conditions of re-afforestation of areas of the Ore Mountains damaged by air pollution]
1990
Nebe, W. (Technische Univ. Dresden, Tharandt (Germany). Sektion Forstwirtschaft)
[Study on the root development of European larch (Larix decidua L.) in ENSO plant containers and on further plant development on planting sites]
1990
Roeder, T. (Technische Univ. Dresden, Tharandt (Germany). Sektion Forstwirtschaft) | Wagner, W. | Handriek, C. | Melzer, E.W.
[High moisture content of soils as important ecological factor on forest openings caused by air pollution effects]
1990
Herynek, J. (Vysoka Skola Zemedelska, Brno (CSFR). Lesnicka Fakulta)
Air pollution impact on southern forests | Slash pines on coastal plain soils | Austin Cary Forest, University of Florida النص الكامل
1990
Comparative time-course mineral content study between healthy and diseased Picea trees from polluted areas
1990
Santerre, A. (Institut de Chimie des Substances Naturelles, Gif-sur-Yvette (France)) | Mermet, J.M. | Villanueva, V.R.