作者: Arlene Garcia , Heidi A. Brady , Wade T. Nichols , Samuel Prien
DOI: 10.1016/J.JEVS.2012.06.005
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摘要: Abstract Cyathostome resistance to the benzimidazole fenbendazole (FBZ) and other anthelmintic medication has been documented worldwide. Parasite is of great concern industry horse owners. The present study examines efficacy FBZ treatments in herds from ranches four different geographical locations within Texas. In addition, load reduction method was compared with traditional fecal egg count test determine incidence parasite FBZ. Four areas Texas were surveyed cyathostome Two had young (aged ≤2 years) older animals >2 years). number parasites varied widely between study's locations. Differences observed both across sites ( P = .081). These results show importance testing effectiveness.