1. Pesticides in Ground and Drinking Water (Water Pollution Research Report, 27);Fielding,1992
2. Herbicide Metabolites in Surface Water and Groundwater;Thurman,1996
3. Pesticide Risk in Groundwater;Funari,1995
4. Phytosanitaires, Protection des Plantes, Biopesticides;Descoins,1991
5. 1992 and 1993 Market Estimates;Aspelin,1994