Entomology Image Gallery > Plant Diseases and Damage > Corn > Stewart's Disease Stewart's disease symptoms Stewart's disease symptoms. This image appears in the following articles: Stewart's disease risk for 1997 (May, 1997)Will gray leaf spot impact yields this year? (September, 1997) Risk of Stewart's disease high in 1998 (April, 1998) Stewart's disease in 1999 (April, 1999) |