Affiner votre recherche
Résultats 1-10 de 23
[Biological testing and water pollution]
1984
Calamari, D. (Milano Univ. (Italy). Facolta di Agraria)
[Impact of rivers on plankton population dynamics (primary production): the typical case of the central coast of Lebanon]
1996
Abboud-Abi Saab, M. (Centre de Recherches Marines, Jounieh (Lebanon))
The influence of agriculture on water quality
1993
Andreoli, C.V. (Universidad Federal do Parana, Curitiba (Brazil). Dept. de Suelos)
Pollution of groundwater resources in rural areas and its impact on agriculture and health: Huaura case study, Peru
1993
Ventura Napa, M. (Ministerio de Agricultura, Lima (Peru))
The use of bioindicators to determine water quality
1993
Guerrero Padilla, A.M. (Universidad Nacional de Trujillo (Peru))
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))
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))
Improving nitrogen management in irrigated, intensely cultivated areas: the approach in France
1993
Ignazi, J.C. (Comite d'Orientation pour la Reduction de la Pollution par les Nitrates, Paris (France))
Results of the questionnaire filled out by participating countries from Latin America and the Caribbean
1993
Chanduvi, F. | Prieto-Celi, M.
Natural water quality and agricultural pollution in Chile
1993
Pena Torrealba, H. (Ministerio de Obras Publicas, Santiago (Chile))
