00447nam a2200169Ia 4500008004100000020001500041082002000056100002100076245003800097260005300135300000800188650001400196650002000210653001600230653002100246653001000267170901s1977    xx            000 0 und d  a0333903366  a338.10954bD18N  aDasgupta, Biplab 0aNew Agrarian Technology and India  aDelhibThe Macmillan Company of India Ltd.c1977  a405  aEconomics  aSocial sciences  aAgriculture  aGreen revolution  aIndia