[Spread and control of hypodermyiasis on the cattle in the German Democratic Republic].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000188:drug therapy / Q000453:epidemiology*; D005859:Germany, East; D007000:Hypodermyiasis / Q000662:veterinary*; D007306:Insecticides / Q000627:therapeutic use*; D010758:Phosphorus / Q000627:therapeutic use*
D007306:Insecticides; D010758:Phosphorus
Verbreitung und Bekämpfung der Hypodermose des Rindes in der DDR.