Environ. Sci. Technol. 1999, 33, 358-361
ELISA Determination of the Sulfonylurea Herbicide Metsulfuron-Methyl in Different Water Types ANDREAS KNOPP, DIETMAR KNOPP,* AND REINHARD NIESSNER Institute of Hydrochemistry and Chemical Balneology, Technical University Munich, Marchioninistr. 17, D-81377 Mu ¨ nchen, Germany
Sulfonylurea herbicides efficiently control broad-leafed weeds and some grasses in cereals. They are typically applied at rates of