1. Cropping Syst. Res. (PDCSR) ModipuramMeerut‐250110India
2. Int. Rice Res. Inst. DAPO Box 7777 Metro Manila Philippines
3. Rice–Wheat Consortium for IGP, CIMMYT‐RWC CG Block, NASC Complex, DPS Marg Pusa Campus New Delhi 110012 India
4. Indian Agric. Res. Inst. New Delhi India
5. Natl. Agric. Technol. Project Krishi Anusandhan Bhawan‐II New Delhi 110012 India