00446nam a2200169Ia 4500008004100000020001500041082001800056100001900074245003100093260002300124300000800147650004100155650003400196653001600230653001200246700001800258170901s1966    xx            000 0 und d  a0582466415  a630.913bW27A  aWebster, C. C. 0aAgriculture In The Tropics  aLondonbELBSc1966  a488  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgriculture  aTropics  aWilson, P. N.