00381nam a2200121Ia 4500008004100000100002200041245004100063260003700104300000800141942000700149952008600156999001700242140113s9999    xx            000 0 und d  a"Williams, C.N. "  aThe agronomy of major tropical crops  a1975bOxford Univ. PresscLondon  a228  cBK  00104070aVTLbVTLd2014-01-13l0pVBK2724r2014-01-13 00:00:00w2014-01-13yBK  c59405d59405