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结果 211-220 的 281
Mercury pollution in the Kirkwood-Cohansey Aquifer
1993
Development and transfer of pollution prevention technology
1993
Rappaport, Ann
Inland fisheries under constraints by other uses of land and water resources in Argentina
1993
Quiros, R. (Instituto Nacional de Investigacion y Desarrollo Pesquero, Mar del Plata (Argentina))
Prevention of water pollution by agriculture and related activities
1993
Burt, J.P. (United States Dept. of Agriculture, Washington, DC (USA))
An overview of pollution of water by agriculture
1993
Sagardoy, J.A.
Water quality data programmes for developing land use and resource policies: Latin America
1993
Ongley, E.D. (Canada Center for Inland Waters, Burlington, Ontario (Canada))
Reducing salinization of soil and water by improving irrigation and drainage management
1993
Rhoades, J.D. (United States Dept. of Agriculture, Riverside, CA (USA). Salinity Lab.)
Natural water quality and agricultural pollution in Chile
1993
Pena Torrealba, H. (Ministerio de Obras Publicas, Santiago (Chile))
The use of bioindicators to determine water quality
1993
Guerrero Padilla, A.M. (Universidad Nacional de Trujillo (Peru))
GEMS [Global Environment Monitoring System]/WATER. Global programme of water quality monitoring and assessment
1993
Ongley, E.D. (Canada Center for Inland Waters, Burlington, Ontario (Canada)) | Fraser, A.S. | Helmer, R. | Vandeweerd, V.