There's no one surefire way to control weeds on every farm. Yet all farmers can follow a few basic tenets to help protect corn and soybean crops from yield-robbing weed pressure, according to Midwestern weed specialists. Most weed control advice can be condensed into "know thy enemy, scout thy enemy, destroy thy enemy," says Aaron Hager, University of Illinois Extension weed scientist. "There is no substitute for knowing what weeds you have, what size they are and which management practices work best to control them before yield loss occurs."
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