1. Virginia Polytechnic Institute and State University, 1757, Plant Pathology, 1444 Diamond Springs Road, VA 23455, Virginia Beach, Virginia, United States, 23455-3315, ;
2. Monrovia Nursery Company, Azusa, California, United States;
3. USDA ARS, 17123, FNPRU, 10300 Baltimore Ave, Beltsville, Maryland, United States, 20705, ;
4. Cornell University, Plant Pathology, LIHREC, 3059 Sound Avenue, Riverhead, New York, United States, 11901, , ;
5. USDA-ARS, FDWSRU, 1301 Ditto Ave., Ft. Detrick, Maryland, United States, 21702;
6. Oregon State University, Botany and Plant Pathology Department, 1089 Cordley Hall, Corvallis, Oregon, United States, 97331-2903, ,
7. United States;
8. Virginia Tech, Plant Pathology, 1444 Diamond Springs Road, Virginia Beach, Virginia, United States, 23455, ;