00528nam a2200157Ia 4500008004100000082001100041100001400052245007500066260003300141300000900174600004500183650002700228942000700255952009100262999001700353140224s9999    xx            000 0 und d  a374 N5  aRay, G.L.  aTechnological gap and constraints in agricultural technology transfer.  aCalcuttabMaya Prakashc1995  a94p.  a G.L.Ray, P.Chatterjee and S.N.Banerjee.  aAgricultural extension  cBK  00104070aKSDbKSDd2014-02-24l0o374 N5p5909r2014-02-24 00:00:00w2014-02-24yBK  c96312d96312