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Evaluation of performance and carcass traits for a five-cohort All Heifer, No Cow beef production system demonstration herd
(2020-10-27)
The All Heifer, No Cow (AHNC)
beef production system is an alternative to con ventional cow/calf production that involves in semination of nulliparous heifers with sexed
semen to produce female calves that are early ...
Percepción y manejo de comportamientos estereotípicos en cuatro razas de caballos en Costa Rica
(2020-01-01)
Introducción. Existe poca información sobre los comportamientos estereotípicos en caballos de razas de campo, deportivos y de paso en Costa Rica. La falta de conocimiento sobre comportamientos ...
Tecnologías de Información y gestión en empresas pecuarias estudio de caso: lechería
(2015)
Revista UTN Informa 17(71):6-13, “Las herramientas de la información y comunicación en la gestión de empresas dedicadas a la producción animal”. El lector pudo conocer varios ejemplos relacionados con la evolución en el ...
Effects of calcium-magnesium carbonate and calciummagnesium hydroxide as supplemental sources of magnesium on ruminal microbiome
(2022)
Our objective was to evaluate the inclusion of calcium-magnesium carbonate [CaMg(CO3
)
2
] and calcium-magnesium hydroxide [CaMg(OH)4
] in
corn silage-based diets and their impact on ruminal microbiome. Our previous ...
El consumo de agua y su efecto sobre la ingesta de alimento balanceado y el crecimiento en terneras Jersey
Water intake and its effect on feed intake and growth in Jersey heifer calves
(2016)
El experimento se llevó a cabo en la Estación Experimental Alfredo Volio Mata de la Universidad de Costa Rica con el objetivo de evaluar el efecto del consumo de agua sobre la ingesta de alimento balanceado y los parámetros ...
Identification of Pseudococcus viburni and Pseudococcus longispinus (Hemiptera: Pseudococcidae) in Musa sp.
(2018)
To establish appropriate taxonomic relationships in studies of mealybugs it is necessary to study the insects by two techniques: morphological and molecular. The aim of this research is to study mealybugs (Hemiptera: ...
Efecto de la especie de leguminosa y la fuente de carbohidratos sobre el fraccionamiento de la proteína en mezclas para ensilaje
Effect of the legume species and the carbohydrate source on the protein fractionation of silage mixtures
(2018-06-18)
El objetivo de este experimento fue determinar el efecto de la fuente de carbohidratos sobre el fraccionamiento de la proteína en mezclas de ensilados elaborados a partir de las leguminosas, Arachis pintoi, Vigna ...
Evaluation of calf milk pasteurization systems on 6 Pennsylvania dairy farms
(2010)
Waste milk has been fed to calves for many years, but
concerns with bacterial contamination as well as possible
transmission of diseases have discouraged widespread use
of this feed. Pasteurization of waste milk is one ...
Ovarian function and the establishment and maintenance of pregnancy in dairy cows with and without evidence of postpartum uterine disease
(2020)
Uterine disease early postpartum reduces fertility during the breeding period. One potential mechanism involves the reduced functional capacity of the uterus to support pregnancy. A second potential mechanism involves ...
Holobiont effect accounts for more methane emission variance than the additive and microbiome effects on dairy cattle
(2021-05-11)
Rumen microbiota has been previously related to phenotypic complex traits of relevance in dairy cattle. The joint analysis of the host’s genetic background and its microbiota can be statistically modelled using similarity ...