1. Department of Plant Pathology, University of Minnesota, St Paul, Minnesota 55108-1095
2. 34423 N. Wilderness Trail, Cave Creek, Arizona 85331
3. Niyo Sceintific Communications, 5651 Garnet Street, Golden, Colorado 80403
4. USDA/ARS/SRRC, 1100 Robert E. Lee Boulevard, New Orleans, Louisiana 70124