Organophosphorus sheep dips.
Lewis
C J
CJ
D000818:Animals; D004478:Ectoparasitic Infestations / Q000517:prevention & control / Q000662:veterinary*; D007306:Insecticides / Q000592:standards*; D009943:Organophosphorus Compounds; D012756:Sheep; D012757:Sheep Diseases / Q000517:prevention & control*
D007306:Insecticides; D009943:Organophosphorus Compounds