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Résultats 71-80 de 266
[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
[Acid balance of a Norway spruce stand of the Hessian forest district of Witzenhausen]
1989
Balazs, A.
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
[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
[Evaluation of the buffer capacity of forest catchment basins in North Hesse based on brook water quality]
1989
Balazs, A. | Brechtel, H.M. | Elrod, J.
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
Air pollution and forest decline
1989
Bucher, Jürg B. | Bucher-Wallin, Inga
National Agricultural Library - United States of America
Watershed 89
1989
Wheeler, D. | Richardson, Mervyn | Bridges, J.
National Agricultural Library - United States of America
Plant stress from air pollution
1989
Treshow, Michael | Anderson, Franklin K.
National Agricultural Library - United States of America
