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The aim of this study was to describe the genetics of amitraz resistance evolution and to obtain the independent genes number involved. Three Mexican R. microplus tick strains were used, one susceptible to all acaricides and two amitraz-resistant. Larvae were reared on isolated naïve-heifers and...

Fragoso-Sanchez, H.; Garcia-Vazquez, Z.; Tapia-Perez, G.; Ortiz-Najera, A.; Rosario-Cruz, R.; Rodriguez-Vivas, I.
Academic Journals Inc., New York, USA
Journal of Entomology, 2011, 8, 3, pp 218-228

The aims of the present study were to examine the seroprevalence of neosporosis in beef herds from three southern states of Mexico and determine the association with several risk factors. A cross-sectional serological survey for Neospora caninum was carried out by sampling a total of 596 animals...

Garcia-Vazquez, Z.; Rosario-Cruz, R.; Mejia-Estrada, F.; Rodriguez-Vivas, I.; Romero-Salas, D.; Fernandez-Ruvalcaba, M.; Cruz-Vazquez, C.
Springer, Dordrecht, Netherlands
Tropical Animal Health and Production, 2009, 41, 5, pp 749-753

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