Fred Musser¹, Angus Catchot¹, Scott D. Stewart², Ralph D. Bagwell³, Gus M. Lorenz⁴, Kelly V. Tindall⁵, Glenn Studebaker⁶, B. R. Leonard⁷, D. Scott Akin⁶, and D. R. Cook⁸. (1) Mississippi State University, Box 9775, Mississippi State, MS 39762, (2) The University of Tennessee, West TN Research and Education Center, 605 Airways Blvd., Jackson, TN 38301, (3) LSU Agcenter, 212B Macon Ridge Rd., Winnsboro, LA 71295, (4) University of Arkansas Cooperative Extension Service, P.O. Box 391, S. University Ave., Little Rock, AR 72203, (5) Univ. of Missouri, P. O. Box 160, Portageville, MO 63873, (6) University of Arkansas, PO Box 48, Keiser, AR 72351, (7) LSU AgCenter, Macon Ridge Station, 212 Macon Ridge, Winnsboro, LA 71295, (8) Mississippi State University Extension Service, North Mississippi Research and Extension Center, P. O. Box 1690, Verona, MS 38879