Fred Musser¹, Angus Catchot¹, Scott D. Stewart², Gus M. Lorenz³, Glenn Studebaker⁴, Ralph D. Bagwell⁵, and Jeremy Greene⁴. (1) Mississippi State University, Clay Lyle Bldg., Mississippi State, MS 39762, (2) The University of Tennessee, West TN Research and Education Center, 605 Airways Blvd., Jackson, TN 38301, (3) Univ. of Arkansas CES, P.O. Box 391, 2301 S. University Ave., Little Rock, AR 72203, (4) University of Arkansas, PO Box 48, Keiser, AR 72351, (5) LSU Agcenter, 212B Macon Ridge Rd., Winnsboro, LA 71295