Cattle lice eradication studies. A 3-year evaluation.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D003634:DDT; D007300:Insect Control; D010373:Lice Infestations; D008003:Phthiraptera; D012402:Rotenone
D012402:Rotenone; D003634:DDT
CATTLE DISEASES; DDT; INSECT CONTROL; LICE; PEDICULOSIS; ROTENONE