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AGRIS - 国际农业科技情报系统

[ 发表于: Pollution ]
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出版日期
1991

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结果 171-180 的 222

Grazing management

1991

Welch, Tommy G.

water quality animal nutrition water pollution pastures runoff pollution environmental aspects forage plants plant production (range and pasture crops) range ecology ...
National Agricultural Library - United States of America
Animal waste management

1991

Sweeten, John M. | Manning, Leah | Baird, Charles

water quality waste disposal water pollution runoff pollution animal manures environmental aspects laws and regulations animal waste ...
National Agricultural Library - United States of America
Reauthorization of the Federal Water Pollution Control Act

1991

pollution water united states law and legislation
National Agricultural Library - United States of America
Harvest-aid chemicals

1991

Supak, James Raymond | Price, Jack | Rieff, Susan Karol

soil physical properties foliar application water pollution agricultural chemicals harvesting pollution spraying and dusting in agriculture plant production (field crops) soil chemistry and physics ...
National Agricultural Library - United States of America
Pesticide management

1991

McWilliams, D. A.

soil physical properties water pollution groundwater pesticides pollution texas safety measures pesticides (general) groundwater contamination environmental aspects ...
National Agricultural Library - United States of America
Animal waste application

1991

Sweeten, John M.

waste disposal soil fertility fertilizers wastewater pollution animal manures land application application rate and manures environmental aspects manure handling animal waste ...
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.

mycorrhizae aluminio picea abies toxicidad eels roots ektomykorrhiza ultraduennschnitte esi speicherung 181.351 424.5 ...
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.

eau de ruissellement abfluss engrais bassin versant contaminantes watersheds 116.1/.2 mobilisationsprozesse wasserfluesse chemodynamik schwarzwald bestandesniederschlag ...
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))

picea abies potasio waldboden plant nutrition mineral deficiencies rhizosphere homogenisierte proben 181.33/.34 114.264 freisetzung propiedades fisico-quimicas suelo propriete physicochimique du sol ...
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.

picea abies leaves glutathion decoloration hojas chlorophylls 161.32 freudenstadt/schoellkopf decoloracion bade wurtemberg/ maladie des plantes phenolische komponenten baden-wuerttemberg/ enfermedades de las plantas ...
ZB MED Nutrition. Environment. Agriculture - Germany