Gray leaf spot, caused by the fungus Cercospora zeae maydis is the most significant yield-limiting disease ... These spores are wind-dispersed to newly planted corn where they infect plant foliage and ...

Frogeye leaf spot (FLS), caused by Cercospora sojina, is a serious disease affecting soybeans and can cause more than 30% yield loss if not properly managed. First reported in the United States in ...