Article
Individual variation within breeds of beef cattle in resistance to horn fly (Diptera: Muscidae).
Journal of medical entomology - 1 Mar 1993
Steelman C D, Gbur E E, Tolley G, Brown A H
Abstract excerpt
Weekly estimates of populations of horn fly, Haematobia irritans (L.), were made on individual purebred Charolais, Chianina, Hereford, Polled Hereford, and Red Poll cows in 1988, 1989, and 1990 with Angus included in 1989 and 1990. During the study period, 94 of approximately 200 individual cows were classified as either fly resistant or fly susceptible. In general, individuals retained the same classification...
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