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 ...

Cercospora leaf blight and purple seed stain are caused by the fungus Cercospora kikuchii. This is a widespread disease, but yield loss is rarely observed ... Discoloration from purple seed stain can ...