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UAN and Urea Burn

UAN injury

Urea overapplication injury

Leaf injury to corn from broadcast ammonium nitrate

Corn tissue damage from UAN

Foliar damage to corn from UAN broadcast

Leaf injury to corn from broadcast urea

 

Iowa State University

 

Entomology Image Gallery > Plant Diseases and Damage > Corn > UAN and Urea Burn


Foliar damage to corn from UAN broadcast

Foliar damage from 28 percent UAN braodcast at 100 lb N/acre to corn at the V6 growth stage.

Foliar damage to corn from UAN broadcast

This image appears in the following article:

Watch for damage from broadcast postemerge UAN applications (May, 2001)


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Iowa State University Entomology Department. Last modified April 14, 2003 by John VanDyk.