title: Areawide cattle treatments on populations of horn flies (Diptera: Muscidae).
mesh_terms: D000818:Animals; D002417:Cattle / Q000469:parasitology*; D004175:Diptera; D007300:Insect Control; D007306:Insecticides; D009570:Nitriles; D011722:Pyrethrins
chemical_list: D007306:Insecticides; D009570:Nitriles; D011722:Pyrethrins; C017690:fenvalerate