00245nam a2200097Ia 4500008004100000082002200041100002000063245003400083260002300117300000700140140113s9999    xx            000 0 und d  a595.5:633.1    K5  a"Empson, D. W."  aCereal Pests Bulletin No. 186  a1965bHMSOcLondon  a97