Robert C. Kemerait¹, W. Don Shurley², Amanda R. Ziehl², F.H. Sanders¹, Richard F. Davis³, Steven M. Brown⁴, S. N. Brown⁵, D.E. McGriff⁶, K. D. Mickler⁵, D. G. Spaid⁵, W.E. Harrison⁶, B. R. Mitchell⁵, Glenn H. Beard⁷, M.D. Von Waldner⁶, Will D. Duffie⁴, Mike Dollar⁸, and Keith Rucker⁴. (1) Department of Plant Pathology, University of Georgia, 4604 Research Way, PO Box 748, Tifton, GA 31793, (2) Dept. of Agricultural and Applied Economics, University of Georgia, PO Box 1209, 15 RDC Road, Tifton, GA 31794, (3) USDA-ARS, Crop Protection and Management Research Unit, P.O. Box 748, Tifton, GA 31793, (4) University of Georgia, P.O. Box 748, 4604 Research Way, Tifton, GA 31793, (5) University of Georgia Cooperative Extension Service, AG Complex 350 Bldg Rm 132, Veterans Parkway, Moultrie, GA 31788, (6) University of Georgia Extension Service, 709 E. Ward ST., Douglas, GA 31533, (7) University of Ga., 350 Building 1, Room 132, Veterans Parkway N., Moultrie, GA 31788, (8) University of Georgia - Cooperative Extension, 201 Freeman St., Suite 9, Claxton, GA 30417