00433nam a2200145Ia 4500008004100000082001600041100002300057245006100080260004400141300000800185650003400193650001800227653002500245653001700270170901s1955    xx            000 0 und d  a543.5bM57O  aMetcalf, Robert L. 0aOrganic InsecticidesbTheir Chemistry and Mode of Action  aNew YorkbInterscience Publishersc1955  a392  aChemistry and allied sciences  aPure Sciences  aAnalytical chemistry  aInsecticides