title: Season long horn fly control with an insecticide-impregnated ear tag.
mesh_terms: D000818:Animals; D002417:Cattle / Q000469:parasitology*; D002418:Cattle Diseases / Q000188:drug therapy*; D004175:Diptera; D004431:Ear, External; D004478:Ectoparasitic Infestations / Q000188:drug therapy / Q000662:veterinary*; D005260:Female; D007300:Insect Control / Q000379:methods*; D007306:Insecticides / Q000008:administration & dosage*; D008297:Male; D010654:Phenylbutyrates / Q000008:administration & dosage*
chemical_list: D007306:Insecticides; D010654:Phenylbutyrates