Repositorio Institucional - UADY: Envíos recientes
Mostrando recursos 5581-5600 de 6278
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Libido and serving capacity of mature hair rams under tropical environmental conditions
The objectives of the present study were to evaluate the libido and serving capacity of Pelibuey (PB), Blackbelly (BB), Dorper (DR) and Katahdin (KA) hair sheep rams in three seasons under tropical environmental conditions. ... -
Effect of environmental factor on some litter traits of sows in the tropics Mexican
The objective is to determine the effect of environmental factors on litter traits at birth and weaning, and their repeatabilities in four farms in the sub-humid tropics of Mexico. Materials and methods: Data from ... -
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Parasitic zoonoses in humans and their dogs from a rural community of tropical Mexico
A cross-sectional study was made on 89 inhabitants and their dogs from a rural community of Yucatan, Mexico, to determine the serological prevalence of some zoonotic parasitic agents. Samples were taken to monitor the ... -
Dinámica de la respuesta humoral específica y frecuencia de variantes del virus de PRRS en tres granjas porcinas con diferentes estrategias de control, en Yucatán, México
El objetivo de este estudio fue describir la dinámica de la respuesta humoral específica y la frecuencia de variantes del virus del PRRS en tres granjas con diferentes estrategias de control. Treinta cerdos en cada ... -
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Efecto de la evaluación de la condición corporal sobre el estro y características de la función ovárica en vacas de carne sincronizadas
The effect of body condition score (BCS) on estrus characteristics and ovarian function was evaluated in 44 synchronized Beef-Master cows. Weaned adult cows in anestrous were grouped according to their BCS as BCS1-2 (n = ... -
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Efecto de las células del cúmulus sobre la viabilidad postdescongelación de ovocitos bovinos vitrificados
Para evaluar el efecto de la presencia de las células del cúmulus en la vitrificación de ovocitos, sobre su capacidad de maduración, fecundación y desarrollo embrionario in vitro, se vitrificaron 596 ovocitos, 317 con ... -
Crecimiento y componentes de la canal de ovinos de pelo en jaulas elevadas
Se evaluó el efecto de la raza Katahdín sobre el crecimiento postdestete, rendimiento y componentes de la canal de ovinos en un sistema de engorda intensiva en jaulas elevadas. Se utilizaron 18 corderos por grupo racial ... -
Risk factors affecting the drop of litter size at second parity in sows in La Piedad Michoacan, Mexico
A problem attributed to first parity sows is the second litter syndrome (the number of piglets of the second litter is lower or similar to the first litter). The objectives of this study were to estimate the frequency of ... -
Milk yield and blood urea nitrogen in crossbred cows grazing Leucaena leucocephala in a silvopastoral system in the Mexican tropics
The aim of the study was to assess milk yields, estimate the intake of crude protein (CP) and determine the concentrations of blood urea nitrogen (BUN) in early post-partum crossbred cows grazing irrigated Leucaena ... -
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