| comparative efficacy of different insecticides in the treatment of cattle hypodermosis in north-eastern algeria. | the efficacy of different drugs (microdose of ivermectin, doramectin and moxidectin at the recommended doses and topically applied rotenone) against the first, second and third instar larvae of hypoderma bovis and h. lineatum was studied in cattle in the el tarf area (northeastern algeria). before performing the efficacy trials, the life cycle of the warble fly was studied at the slaughterhouse between july 1993 and june 1994. this survey revealed that both species of warble fly were present in ... | 1998 | 9559518 |