Currin, John F.Whittier, W. Dee2013-07-302013-07-302000http://hdl.handle.net/10919/23636[3] pagesapplication/pdfenIn CopyrightVirginia Cooperative Extension materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to Virginia Cooperative Extension, Virginia Tech, and Virginia State University.LD5655 .A762 no. 400Beef cattle -- Parasites -- Control -- VirginiaExtension publication