1. International Maize and Wheat Improvement Center (CIMMYT); P.O. Box 5291 Kabul Afghanistan
2. CIMMYT; Apdo. Postal 6-641 Mexico D.F 06600 Mexico
3. Division of Genetics; Indian Agricultural Research Institute; New Delhi India
4. CIMMYT; P.O. Box 5186 Singha Durbar Plaza Marg Bhadrakali Kathmandu Nepal
5. Directorate of Wheat Research; Shimla India
6. Department of Plant Breeding; Punjab Agricultural University; Ludhiana Punjab India