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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 ...
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 ...
Percepción y manejo de comportamientos estereotípicos en cuatro razas de caballos en Costa Rica
Owner perceptions and management of stereotypic behaviors in four horse breeds in 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 ...
Can genomics cope with a 30% reduction of methane emission from livestock in 10 years?
(2022)
Livestock will face an important challenge within the next decade to cope with the objective of cut by 30% methane emissions, as agreed in the COP26. This study summarises the latest genetic parameter estimates between ...
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 ...
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 ...
Producción de leche en ganado Jersey considerando diferentes especies forrajeras
(2015)
La nutrición de rumiantes involucra una serie de procesos químicos
y físicos por los que el animal utiliza alimentos disponibles para
mantener las funciones del cuerpo, crecer, reproducirse y producir
un producto deseado. ...
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: ...
Effects of neutral detergent fiber digestibility estimation method on calculated energy concentration of canola meals from 12 Canadian processing plants
(2021)
Our aim was to determine whether the method used to estimate truly digestible neutral detergent fiber (tdNDF) affects
calculated concentrations of total digestible nutrients (TDN1x) and net energy of lactation (NEL3x) of ...