[ Опубликовано в: Pollution ]
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Результаты 1-10 из 19
[Substance input in forest ecosystems. - Deposition of precipitation in the open land and in forest stands]
1989
Brechtel, H.M.
ZB MED Nutrition. Environment. Agriculture - Germany
[Manganese-, aluminium- and nitrate concentrations in the infiltration water under old Norway spruce stands of the measurement stations of the WDI (Waldbelastung durch Immissionen) study programme of the state of Hesse]
1989
Balazs, A. | Brechtel, H.M.
ZB MED Nutrition. Environment. Agriculture - Germany
[Spatial and chronological variation of precipitation solved substances in the open land and in Norway spruce stands of Hesse]
1989
Balazs, A.
ZB MED Nutrition. Environment. Agriculture - Germany
[Acid balance of a Norway spruce stand of the Hessian forest district of Witzenhausen]
1989
Balazs, A.
ZB MED Nutrition. Environment. Agriculture - Germany
[Excursion to the main measurement station Grebenau of the Hessian study programme "Forest Effects by Air Pollution"]
1989
Balazs, A. | Boettcher, H.D. | Eichhorn, J. | Hanewald, K. | Siegmund, A. | Riebeling, J.
ZB MED Nutrition. Environment. Agriculture - Germany
[Water quality of four small brooks situated in the forest hydrological research area of Krofdorf (Hesse). - An experimental comparison of the catchment basin]
1989
Fuehrer, H.W.
ZB MED Nutrition. Environment. Agriculture - Germany
The impact of fertilization and site preparation on natural regeneration of declined forest stands in the Black Forest
1989
Littek, T. (Freiburg Univ. (Germany, F.R.). Waldbau-Inst.)
ZB MED Nutrition. Environment. Agriculture - Germany
[Forest damage. Thinning and fertilization of damaged stands of young Norway spruce]
1989
Weber, M. (Muenchen Univ. (Germany, F.R.). Lehrstuhl fuer Waldbau und Forsteinrichtung) | Huber, W.
ZB MED Nutrition. Environment. Agriculture - Germany
[The Fichtelgebirge - natural position - forest damage -forest regeneration programme]
1989
Koch, H.
ZB MED Nutrition. Environment. Agriculture - Germany
[Promotion and conservation of natural regeneration of European beech in view of the deposition of air pollutants]
1989
Bressem, U. (Hessische Forstliche Versuchsanstalt, Hann.Muenden (Germany, F.R.). Inst. fuer Forstproduktion und Waldschutz)
ZB MED Nutrition. Environment. Agriculture - Germany