Water Quality in the Western Lake Michigan Drainages, Wisconsin and Michigan, 1992-95
Atrazine, the herbicide most commonly used on corn in the study area (Gianessi and Puffer, 1991) was detected in all of the stream samples and in more than half of the ground-water samples (Sullivan and Richards, 1996; Saad, 1996 and 1997). The herbicides simazine, metolachlor, cyanazine, prometon, and alachlor were detected in more than one-half of the stream samples.
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