Unit 1: Insect Pest Management for Field & Forage Crops –Managing Corn Borers w/ Insecticides Scout for first-generation corn borers and injury in June –Unroll the whorl to find the borers –Examine at least 50 plants (10 plants from each of 5 areas in the field) –Avoid sampling only damaged plants Scout for second-generation July through mid- August –Counting egg masses
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