00301nam a2200109Ia 4500008004100000082002600041245003100067260002000098300001400118490003300132650002600165130903s9999    xx            000 0 und d  a63(73) 1981 (058)  M1  aWill there be enough food.  aUSAbUSDAc1981  axii,302p.  a1981 yearbook of agriculture  aFood science,Yearbook