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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.
Requirements by the World Bank to protect water quality in development projects
1993
Matthews, G.J. (IBRD, Washington, DC (USA))
[Health impacts related to irrigated agriculture in Latin America]
1993
Reiff, F. (Pan American Health Organization, Washington, DC (USA))
[Water quality assessment to determine the nature and extent of water pollution by agriculture and related activities]
1993
Rickert, D. (U.S. Geological Service, Reston, VA (USA))
[Results of the questionnaire filled out by participating countries from Latin America and the Caribbean]
1993
Chanduvi, F. | Prieto-Celi, M.
[An overview of pollution of water by agriculture]
1993
Sagardoy, J.A.
[Natural water quality and agricultural pollution in Chile]
1993
Pena Torrealba, H. (Ministerio de Obras Publicas, Santiago (Chile))
[The influence of agriculture on water quality in Colombia]
1993
Gomez Sanchez, C.E. (Instituto Nacional de los Recursos Naturales Renovables, Santa Fe de Bogota (Colombia))