1. USDA-ARS; P.O. Box 5367 Mississippi State MS 39762
2. Dep. of Plant and Soil Sciences; Mississippi State Univ.; P.O. Box 5367 Mississippi State MS 39762
3. Dep. of Crop Science; North Carolina State Univ.; Raleigh NC 27695
4. Mississippi Agriculture and Forestry Experiment Station; Mississippi State MS 39762
5. Cotton Incorporated; 6399 Weston Pkwy. Cary NC