00268nam a2200097Ia 4500008004100000082001700041100003100058245004000089260003300129300000800162140113s9999    xx            000 0 und d  a632(05)   J3  aU.S.(Dept. of Agriculture)  aWater :yearbook of agriculture 1955  a1955bOxford & IBHcCalcutta  a751