[Estrosis in sheep and measures against it].
D000818:Animals; D007306:Insecticides / Q000627:therapeutic use*; D009198:Myiasis / Q000188:drug therapy / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000188:drug therapy*; D014236:Trichlorfon / Q000627:therapeutic use*
D007306:Insecticides; D014236:Trichlorfon
Estroz ovets i mery bor'by s nim