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[Discharge waters in the watersheds of the States of Mexico and Hidalgo]
1993
Ortega, E.M. | Diaz, E.L.F. (Centro de Hidrociencias, Montecillo (Mexico))
[Hazard assessment of agricultural chemicals by simple simulation models]
1993
Calamari, D. (Milan Univ. (Italy)) | Barg, U.
[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))
[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))
[Pollution of inland waters of Chile by nitrates and pesticide residues]
1993
Gonzalez Martineaux, S. (Instituto de Investigaciones Agropecuarias, Santiago (Chile))
[Legislation on water pollution in the European Community]
1993
Rijtema, P.E. (Winand Staring Centre for Integrated Land, Soil and Water Research, Wageningen (Netherlands))
[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))
[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))
[National and international legislation and institutions responsible for regulations [Latin America]]
1976
Nweihed, K.G.
