1. Virginia Polytechnic Inst. and State Univ.; Tidewater Agricultural Research and Extension Ctr.; 6321 Holland Road Suffolk VA 23437
2. Dep. of Seed Science and Technology; Bangladesh Agricultural Univ.; Mymensingh 2202 Bangladesh
3. Dep. of Crop, Soil, and Environmental Sciences; Univ. of Arkansas; 1366 W. Altheimer Drive Fayetteville AR 72704