Robert Lemon¹, A. Stanley Culpepper², Kenneth L. Smith³, Phillip Roberts², Roger Leonard⁴, Bob Kemerait², Charles Overstreet⁵, Christopher L. Main⁶, Darrin Dodds⁷, Randal K. Boman⁸ and Keith Edmisten⁹, (1)AgriThority, College Station, TX, (2)University of Georgia, Tifton, GA, (3)University of Arkansas, Monticello, AR, (4)LSU Agricultural Center, Winnsboro, LA, (5)LSU Agricultural Center, Department of Plant Pathology and Crop Physiology, Baton Rouge, LA, (6)University of Tennessee, Jackson, TN, (7)Mississippi State University, Mississippi State, MS, (8)Texas AgriLife Extension Service, Lubbock, TX, (9)North Carolina State University, Raleigh, NC