Dow AgroSciences has issued a 2(ee) label recommendation for Lorsban 4E (chlorpyrifos) insecticide in Iowa. The recommendation is to control thistle caterpillar and potato leafhoppers in soybean. Application rates for both insects are 1-2 pints per acre. Do not apply the last treatment within 28 days of harvest. Lorsban 4E is a restricted use pesticide. Consult the 2(ee) label for additional directions for use and precautions.
Iowa State University
Rice, Marlin E., "Lorsban 2(ee) label for soybean" (2002). Integrated Crop Management News. 1801.
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