Chin-ball application of permethrin to cows for horn fly (Diptera: Muscidae) control.
D000818:Animals; D002417:Cattle; D004175:Diptera; D007306:Insecticides / Q000008:administration & dosage*; D026023:Permethrin; D011722:Pyrethrins / Q000008:administration & dosage*
D007306:Insecticides; D011722:Pyrethrins; D026023:Permethrin