00611nam a2200193Ia 4500008004100000020001500041082001800056100001600074245008800090250000600178260004900184300000800233650004100241650003400282653003200316653002700348700002000375700002200395170901s1991    xx            000 0 und d  a8170223431  a630.717bS48T  aSingh, S.N. 0aTransfer of Technology to small farmersbAn analysis of constraints and experiences  a1  aNew DelhlibConcept Publishing Companyc1991  a120  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgricultural extension work  aTransfer of technology  aHanchinal, S.N.  aVijayaraghvan, K.