First Report of Anthelmintic Resistance in Gastrointestinal Nematodes of Sheep from Costa Rica

As the prevalence and severity of anthelmintic resistance continue to rise, nematode infections in sheep correspondingly reduce the profitability of the sheep industry. In Costa Rica, sheep production systems are increasing in both number and importance. A field trial study was carried out to detec...

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Bibliographic Details
Main Authors: R. Maroto, A. E. Jiménez, J. J. Romero, V. Alvarez, J. B. De Oliveira, J. Hernández
Format: Article
Language:English
Published: Hindawi Limited 2011-01-01
Series:Veterinary Medicine International
Online Access:http://dx.doi.org/10.4061/2011/145312