Dr.S.R.Thakur, author of the book, retired, Prof and Head, DAB, CSKHPKV, Palampur. Ph D Genetics in 1981(IARI) & Post-doc, gene cloning barley & peas 1987 Vovilov Inst. of General Genetics, Moscow, Russia. Dr.Pardeep kumar, co author of the book, serving as research associate, Deptt. Agri. Biotechnology, CSKHPKV, Palampur.HP.