Efecto de la inflamación de la glándula mamaria en la producción, evaluado mediante pruebas de campo y de laboratorio en un hato del subtrópico

In Dairy Cattle, the inflammation of mammary gland is a problem that could cause alarming economical losses to the producer, by the liters of milk and the cost of treatment in affected animals. The present study had as objective, to stablish the effect of the inflammation of mammary gland in the production, evaluated through camp tests, laboratory tests and a survey in Myriancita Farm, located at Pichincha is northwest. The used camp tests were: the dark background test, in which, five quarters affected with clinical mastitis were found, and in the CMT test, a high level of subclinical mastitis was obtained, highlighting the hindquarters as the most affected. The estimated economical losses about the inflammation level determined through the dark background test and the CMT test was 5,20 percent, and this is what the producer does not receive per month. The laboratory tests done were: the cultivation, in which a Staphylococcus aureus was obtained as the most prevalent bactery, and in the antibiogram, most of the found bacteries in the affected quarters, showed resistance to cephalexin. Finally, for the stablishment of management practices in the milking that predisposes to show inflammation, it was obtained that practices are complied only in 53,5 percent finding as mean problem, the bad hygiene management during the milking process and it predisposes the development of problems in mammary gland. ; La inflamación de la glándula mamaria en la ganadería lechera es uno de los problemas que puede llegar a generar pérdidas económicas alarmantes para el productor por las pérdidas de litros de leche y por los costos en el tratamiento de los animales afectados. El presente estudio tuvo como objetivo establecer el efecto de la inflamación de la glándula mamaria en la producción, evaluado mediante pruebas de campo, de laboratorio y una encuesta en la Hacienda Miryancita ubicada al Noroccidente de Pichincha. Las pruebas de campo utilizadas fueron: la prueba de fondo oscuro, en la cual se encontró cinco cuartos afectados ...