Identifying and Controlling Common Rust in Corn

Common rust development in corn occurs more readily when conditions are cool and wet. Splashing rainstorms help spores move deeper into the plant, triggering secondary infections.

The disease generally migrates from south to north, so growers in the Upper Midwest should continue scouting for common rust into mid-summer.

Mike Meyer, a DuPont Crop Protection field development representative, describes common rust and the best strategy for effective applications (PDF) of Aproach®.


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