Made available in DSpace on 2022-04-28T18:56:20Z (GMT). No. of bitstreams: 0 Previous issue date: 2010-05-01; The laboratory production of the horn fly is still an important resource for research. Several authors have already observed that viability of immature stages varies according to arthropod species. In this study were observed the Haematobia irritans egg percentage hatching. Bovine faeces was obtained fr...