00348nam a2200109Ia 4500082002500000100006700025245008900092260003100181300001600212500000500228700000500233  a338.1631558bIn39.ES  aIndia. Planning Commission, Programme Evaluation Organisation.  aEvaluation study of the high yielding varieties programme, Kharif 1967, 2nd reportb  aNew DelhibThe Auth.c1968  a89p. Tables  a  a