[Results of state-directed, systematic control of hypodermviasis in the German Democratic Republic].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology / Q000517:prevention & control*; D004175:Diptera; D005859:Germany, East; D007000:Hypodermyiasis / Q000453:epidemiology / Q000517:prevention & control / Q000662:veterinary*; D007300:Insect Control; D007306:Insecticides; D007814:Larva; D009943:Organophosphorus Compounds; D012621:Seasons
D007306:Insecticides; D009943:Organophosphorus Compounds
Ergebnisse der staatlich geleiteten, planmässigen Hypodermosebekämpfung in der Deutschen Demokratischen Republik