Prevalence of sucking and chewing lice on cattle entering feedlots in southern Alberta.

Beef calves from 2 sources entering southern Alberta feedlots in the winters of 1997-98 and 1998-99, were surveyed for the presence of lice. A random sample of multiple source (MS), that is, auction market-derived, calves entering commercial feedlots and single source (SS) calves entering a backgrou...

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Autori principali: Colwell, D D, Clymer, B, Booker, C W, Guichon, P T, Jim, G K, Schunicht, O C, Wildman, B K
Natura: Artigo
Lingua:Inglês
Pubblicazione: 2001
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Research Article
Accesso online:https://ncbi.nlm.nih.gov/pmc/articles/PMC1476522/
https://ncbi.nlm.nih.gov/pubmed/11326630
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