Gus Lorenz¹, S. D. Stewart², A. L. Catchot³, B. R. Leonard⁴, K. V. Tindall⁵, Jeff Gore⁶, D. R. Cook⁶, D. S. Akin⁷, F. R. Musser³ and G. Studebaker⁸, (1)University of Arkansas Cooperative Extension Service, Lonoke, AR, (2)Jackson, TN, (3)Mississippi State University, Mississippi State, MS, (4)LSU AgCenter, Winnsboro, LA, (5)Univ. of Missouri, Portageville, MO, (6)Mississippi State University, Stoneville, MS, (7)University of Arkansas, Monticello, AR, (8)Univ. of Ark.- NEREC, Keiser, AR