خيارات البحث
النتائج 231 - 240 من 282
Water pollution in Costa Rica by residues from coffee processing and hog production
1993
Coto Campos, J.M. (Universidad Nacional, Heredia (Costa Rica))
The use of bioindicators to determine water quality
1993
Guerrero Padilla, A.M. (Universidad Nacional de Trujillo (Peru))
A Primer for financial analysis of pollution prevention projects | AIPP financial primer
1993
Stephan, David G. | Aldrich, James R.
[Health impacts related to irrigated agriculture in Latin America]
1993
Reiff, F. (Pan American Health Organization, Washington, DC (USA))
[Hazard assessment of agricultural chemicals by simple simulation models]
1993
Calamari, D. (Milan Univ. (Italy)) | Barg, U.
[The use of bioindicators to determine water quality]
1993
Guerrero Padilla, A.M. (Universidad Nacional de Trujillo (Peru))
[Water pollution in Costa Rica by residues from coffee processing and hog production]
1993
Coto Campos, J.M. (Universidad Nacional, Heredia (Costa Rica))
[Pollution of inland waters of Chile by nitrates and pesticide residues]
1993
Gonzalez Martineaux, S. (Instituto de Investigaciones Agropecuarias, Santiago (Chile))
Air pollution & tree health in the United Kingdom | Air pollution and tree health in the United Kingdom
1993
[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))