Fact Sheet Written by:
by Lee Townsend, Extension Entomologist University of Kentucky College of Agriculture
And Provided by
University of Kentucky http://www.ca.uky.edu/
Insecticide-impregnated cattle ear tags release small amounts of an insecticide which are distributed over the animal during grooming or rubbing. In general, ear tags have provided excellent, long term control of horn flies and a reduction in face fly numbers.
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