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Factores de manejo que afectan los rendimentos de los cerdos posdetete
Factors affecting baby pigs postweaning performance. Management postweaning is one of the most critical factor that affect future pig performance. Two main factors affecting the animal performance are the body weight at ...
La vitamina E y la inmunidad de las aves
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 ...
Problemas de mezclado y uniformidad en la industria de alimentos para animales
Mixing and uniformity issues in the feed industry. This paper discuss the main issues related with proper mixing and feed uniformity on animal performance. An analysis is made of the factors that contribute to non-uniformity ...
Muda forzada o "reciclaje" de gallinas en piso
Force molting of laying hens housed in littered floor. Results of field studies. Very little information is available on force molting of hen flocks housed in floor and litter facilities instead of cages. A field study was ...
Estimación de la calidad nutricional de los forrajes del cantón de San Carlos II. Componentes de la pared celular.
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, ...