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Utilización de la cerdaza en la alimentación de ganado de carne. Una alternativa para evitar la contaminación ambiental
(2013-06-04)
Enviromental and economic impact of the use of swine waste on beef catle feeding program. Swine waste can be used as feed for beef cattle on feedlot. Manual and mechanical methods are the two ways to collect this product. ...
Composición de los subproductos de trigo utilizados en la alimentación animal en Costa Rica
(2013-06-04)
Composition of wheat by-products used as feed stuffs in Costa Rica. This study was conducted to estimate the nutritional content and their variability of different wheat and bakery by products used as feedstuffs in Costa ...
La vitamina E y la inmunidad de las aves
(2013-06-04)
Research done in the last 20 years has shown that vitamin E plays an important role in the development and modulation of the immune system. At least three mechanisms have been described of how the vitamin E modulates the ...
Factores que afectan el contenido de sólidos en leche
(2013-06-04)
Factors affecting milk solid content. The solid content of the milk is affected by a genetic and environmental factor, which include the age of the cow, environmental temperature, milking management, health of the cow and ...
Utilización del pejibaye (Bactris Gasipaes) en la alimentación animal
(2013-06-04)
Partial or total substitution of corn and sorghum by pejibaye meal was evaluated in broilers, pullets, laying hens, geese, pigs and cattle; the meal was obtained from the processing of the whole fruit. Satisfactory results ...
La fibra en la alimentación del ganado lechero
(2013-06-04)
Fiber in Dairy Cattle Nutrition. A review Fiber or cell wall is essential in dairy cattle nutrition as well as in ruminants in general. This nutritional fraction consists of cellulose, hemicellulose, lignin, lignified ...
Nutrición energética del ganado lechero
(2013-06-04)
Energy nutrition of dairy cattle. A review. Energy is a subtle term and is defined as the capacity for doing a work. In dairy cattle nutrition, feeds have that capacity and the work is the maintenance of the cow, milk ...
Hipomagnesemia un desbalance metabólico subestimado en la producción de ganado lechero en Costa Rica
(2013-06-04)
Hypomagnesemia. A metabolic imbalance underestimated in dairy herds in Costa Rica. A review. Hypomagnesemia is a metabolic disorder characterized by a reduction in blood and cerebrospinal fluids magnesium levels, affecting ...
Estimación de la calidad nutricional de los forrajes del cantón de San Carlos II. Componentes de la pared celular.
(2013-06-04)
Estimated nutritive quality of forages in the San Carlos County, Costa Rica. II. Cell wall components. A total of one hundred and ninety two compound samples of Cynodon nlemfuensis, Setaria anceps, Brachiaria ruziziensis, ...
Requerimientos de proteínas para terneras de lechería
(2013-11-05)
La ternera siempre ha requerido cuidado y atención especial para que pueda sobrevivir desde el nacimiento al destete y más allá. Desde el punto de vista nutricional, establecer los requerimientos proteicos de la ternera ...