Season long horn fly control with an insecticide-impregnated ear tag.

@article{Ahrens1979SeasonLH,
  title={Season long horn fly control with an insecticide-impregnated ear tag.},
  author={Edward H. Ahrens and John Cocke},
  journal={Journal of economic entomology},
  year={1979},
  volume={72 2},
  pages={215}
}