00486nam a2200169Ia 4500082002500000100003300025245004700058260003300105300001400138500000500152690000600157700000500163952010700168964001700275921000900292999001500301  a338.1095412bB743.AE  aBose, S. R. and Ghosh, P. P.  aAgro economic survey of Biharbpilot study  aPatnabB.K. Enterprisec1976  aiv, 173p.  a  a   a  00104070aISIbISId1998-08-20l0o338.1095412 B743.AEpDP11195r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a5101  c5101d5101