1. ENSAT-National Higher Agronomic School of Toulouse, Auzeville-Tolosane 31326, France
2. World Vegetable Center, South Asia, ICRISAT Campus, Patancheru, Hyderabad 502324, Telangana, India
3. Tea Research Association, North Bengal Regional R & D Center, Nagrakata 735225, West Bengal, India
4. International Crop Research Institute for the Semi-Arid Tropics, Hyderabad 502324, Telangana, India