The influence of cattle lice (Damalinia bovis and Linognathus vituli) on weight gain in beef animals.
D000818:Animals; D001835:Body Weight; D002417:Cattle; D002418:Cattle Diseases / Q000473:pathology*; D004478:Ectoparasitic Infestations / Q000473:pathology / Q000662:veterinary*; D008297:Male; D008003:Phthiraptera