00335nam a2200109Ia 4500082002400000100001900024245011700043260002900160300002600189500000500215700000500220  a309.133816bG721.RP  aGovind, Nalini  aRegional perspectives in agricultural development; a case study of wheat and rice in selected regions of Indiab  aNew DelhibConceptc1986  ax, 222p. Index, Bibl.  a  a