Project Number:
DNR-112
Other Project Number:
WR93R002
Funding Year:
1993
Contract Period:
Funding Source:
DNR, DATCP
Investigator(s) and affiliations:
(James P. Vandenbrook, Wisconsin Department of Natural Resources)
Abstract:
Introduction: Alachlor is an herbicide used primarily to control grasses in corn and soybeans. Alachlor is manufactured by the Agricultural Group of Monsanto Company and sold under the trade name Lasso. After atrazine, alachlor is the most frequently used herbicide in Wisconsin. The 1990 Pesticide Use Bulletin reports that alachlor was applied to 1,046,500 acres in Wisconsin that year vs. 2,115,900 acres treated with atrazine.