1Krishi Bhawan, New Delhi 110 001
2International Crops Research Institute for the Semi-Arid Tropics (ICRISAT), Patancheru 502 324
Department of Plant Breeding and Genetics, Punjab Agricultural University, Ludhiana 141 004
*Corresponding author's e-mail: ranjit.gill@rediffmail.com
Online published on 3 April, 2012.