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AGRIS - Système international des sciences et technologies agricoles

[ Publié dans: Pollution ]
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1991

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Résultats 171-180 de 229

Animal waste application

1991

Sweeten, John M.

wastewater pollution animal manures waste disposal soil fertility fertilizers environmental aspects animal waste land application application rate and manures manure handling ...
National Agricultural Library - United States of America
Tillage and cropping systems

1991

Harris, B. L. | Hons, F. M. | Toombs, M. M.

conservation tillage tillage pollution agrochemicals crop residues leaching soil cultivation and cropping systems ...
National Agricultural Library - United States of America
Reauthorization of the Federal Water Pollution Control Act

1991

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

1991

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

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

1991

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

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

1991

pollution water law and legislation united states
National Agricultural Library - United States of America
Grazing management

1991

Welch, Tommy G.

management grazing animal nutrition pollution water quality water pollution environmental aspects forage plants range ecology plant production (range and pasture crops) ...
National Agricultural Library - United States of America
Detection of damages of trees with time-resolved luminescence

1991

Schneckenburger, H. (Fachhochschule Aalen (Germany)) | Schmidt, W.

aplicaciones del ordenador espectrometria enfermedades de las plantas seasons application des ordinateurs spectrometry langzeitverzoegerte lumineszenz fichten edelmannshof (430.1-43-5) picosekunden-lumineszenz prompte fluoreszenz ...
ZB MED Nutrition. Environment. Agriculture - Germany
Correlation between shed-discoloration and the mycoflora of Norway spruce needles

1991

Seemann, D. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg (Germany))

decoloration leaf fall enfermedades fungosas hojas chute des feuilles maladie fongique vergilbung andere schadfaktoren bade wurtemberg/ lophodermium baden-wuerttemberg/ lophodermium forschungsprojekt beschreibung (430.1-43.5) ...
ZB MED Nutrition. Environment. Agriculture - Germany
Response of young cloned Norway spruce on water stress with different magnesium supply

1991

Makkonen-Spiecker, K. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg (Germany)) | Evers, F.H.

drought stress irrigation fertilizer application transpiration riego potentiel hydrique 181.341 fichten klone tension de absorcion dauerstress magnesio/ deficiencia de minerales ...
ZB MED Nutrition. Environment. Agriculture - Germany