Diplodia ear rot
Diplodia ear rot. This fungus initially appears as a white mold beginning at the base of the ear. The mold and the kernels then turn a grayish brown color and rot the entire ear. Diplodia ear rot occurs most often in fields under reduced tillage where corn follows corn.
This image appears in the following articles:Identifying ear rot diseases (October, 1996)
Identifying ear rot diseases (October, 1996)