Sustained-release Rabon bolus for face fly control in cattle feces.
D000818:Animals; D002417:Cattle / Q000469:parasitology*; D004175:Diptera; D005243:Feces; D007306:Insecticides / Q000008:administration & dosage*; D013751:Tetrachlorvinphos / Q000008:administration & dosage*
D007306:Insecticides; D013751:Tetrachlorvinphos