External parasites of dairy cattle.

  title={External parasites of dairy cattle.},
  author={Carol M. Christensen},
  journal={Journal of dairy science},
  volume={65 11},
Insects such as stable flies, house flies, horn flies, face flies, mosquitoes, horse flies, deer flies, cattle grubs, and lice as well as ticks and mites are the major external parasites of dairy animals in the United States. These pests cause obvious discomfort to livestock and economic effects of heavy populations usually are discerned easily. However… CONTINUE READING