[ Опубликовано в: Pollution ]
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Animal waste management
1991
Sweeten, John M. | Manning, Leah | Baird, Charles
National Agricultural Library - United States of America
Reauthorization of the Federal Water Pollution Control Act
1991
National Agricultural Library - United States of America
Harvest-aid chemicals
1991
Supak, James Raymond | Price, Jack | Rieff, Susan Karol
National Agricultural Library - United States of America
Pesticide management
1991
McWilliams, D. A.
National Agricultural Library - United States of America
Animal waste application
1991
Sweeten, John M.
National Agricultural Library - United States of America
Uptake and localization of nutritive and potentially toxic minerals in ectomycorrhizae of forest trees
1991
Kottke, I. (Tuebingen Univ. (Germany). Inst. fuer Botanik) | Oberwinkler, F.
ZB MED Nutrition. Environment. Agriculture - Germany
Project ARINUS: 5. Element cycling in the control watersheds and fertilizer leading
1991
Brahmer, G. (Freiburg Univ. (Germany). Inst. fuer Bodenkunde und Waldernaehrungslehre) | Feger, K.H. | Zoettl, H.W.
ZB MED Nutrition. Environment. Agriculture - Germany
The importance of soil structure for the K-nutrition of Norway spruce stands
1991
Hildebrand, E.E. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg (Germany))
ZB MED Nutrition. Environment. Agriculture - Germany
Physiological and cytomorphological investigations of undamaged and damaged Norway spruce in the Northern Black Forest
1991
Wild, A. (Mainz Univ. (Germany). Inst. fuer Allgemeine Botanik) | Tietz, S.
ZB MED Nutrition. Environment. Agriculture - Germany