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结果 111-120 的 166
Possibility of herbicide detection in water by means of the greening inhibition of etiolated and excised cucumber cotyledons
1974
Decleire, M. | Cat, W. de | Bastin, R. (Ministerie van Landbouw, Tervuren (Belgium). Instituut voor Scheikundig Onderzoek)
Evaluation of the existing methods of application and control of fertilizers with regard to their possible pollution of water bodies
1974
Mayr, H.H. (Oesterreichische Stickstoffwerke, A.G., Linz (Austria))
Evaluation of the harmful effects of the different methods of use and dispersal of pesticides on water bodies
1974
Brachet, J. (Ministere de l'Agriculture, Paris (France). Service de l'Amenagement des Eaux)
Leaching of nutrients out of the soil into the waters and factors affecting it
1974
Kohonen, T. (National Board of Waters, Helsinki (Finland). Water Research Office)
The beneficial effects of fertilizer use in minimizing water pollution
1974
Gervy, R. (International Superphosphate and Compound Manufacturers Association, London (UK))
Some results obtained from the application of the activated-sludge process to waste waters from industrial hog breeding farms
1974
Negulescu, C.A.L. | Cute, E. (Research and Design Inst. for Water Resources Engineering, Bucharest (Romania))
Principal guidelines for international co-operation in scientific and other research works for water protection against the noxious effects of the use of pesticides in agriculture and forestry
1974
Kljajic, R. (European and Mediterranean Plant Protection Organization, Paris (France))
Evaluation of side and harmful effects on water bodies of the use of poisonous chemicals in forest and range activities
1974
Kunkle, S.H. (Food and Agriculture Organization of the United Nations, Rome (Italy). Forestry Dept.)
Methods and measures used for the protection of waters against pollution (from cattle, swine or poultry) from large farms or livestock operations and accumulative effect of small farm production
1974
LaVeille, W.C. (Environmental Protection Agency, Washington, D.C. (USA). Office of Research and Development)
Penetration of herbicides into the soil with precipitations
1974
Neururer, H. (Bundesanstalt fuer Pflanzenschutz, Vienna (Austria))
