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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

Urea overapplication injury

Injury from urea applied over the top of emerged corn.

Urea overapplication injury

This image appears in the following article:

Effects of UAN or urea on growing corn (May, 1996)

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