Dewormers for Beef and Dairy Cattle

By Mike Catangui

Parasitism is a form of biological relationship in nature where one organism (the parasite) benefits at the expense of another organism (the host). Internal parasites are, in effect, freeloaders that rob the host of valuable nutrients, energy and general well-being. Cattle have several internal parasites (e.g., roundworms, tapeworms, flukes, protozoans, cattle grubs and fly maggots) that can reduce weight gain, suppress appetite, reduce milk production and weaken immune response.

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Cattle eating in a feedyard

About The Author

Mike Catangui, Ph. D

Entomologist, Parasitologist
MWI Animal Health
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