1. Univ. of Georgia Center for Applied Genetic Technologies 111 Riverbend Road Athens GA 30602‐6810
2. Pioneer Hi‐Bred Int. Crop Genetics Res. and Dev. 19456 St. Hwy 22 Mankato MN 56001
3. Pioneer Hi‐Bred Int. 7300 NW 62nd Avenue, P.O. Box 1004 Johnston IA 50131
4. Dep. of Plant Pathology Univ. of Georgia Georgia Exp. Stn., 1109 Experiment Street Griffin GA 30223