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Abstract

Administration of monensin to dairy cows during the transition period may improve cow health, although this is debated. An evaluation of the effects of an intraruminal controlled-released bolus of monensin on health and milk production in transition Holstein cows was done in a Chilean dairy farm....

Author(s)
Melendez, P.; Arévalos, A.; Duchens, M.; Pinedo, P.
Publisher
Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias (INIFAP), Mexico City, Mexico
Citation
Revista Mexicana de Ciencias Pecuarias, 2019, 10, 1, pp 84-103
Abstract

Conjugated linoleic acids (CLAs) are fatty acids found in bovine milk which possess benefits for human health. This study aimed to compare fatty acid profiles, particularly CLA, of milk from grazing cows from south Chile receiving varying levels of concentrate. The study was conducted during spring ...

Author(s)
Marín, M. P.; Meléndez, P. G.; Aranda, P.; Ríos, C.
Publisher
Taylor & Francis, Abingdon, UK
Citation
Journal of Applied Animal Research, 2018, 46, 1, pp 150-154
Abstract

The current study describes productive, reproductive and metabolic performances reached by beef cattle under organic and conventional management. The experiment was carried out in two farms in La Araucanía Region, Chile. Both farms provided six cows and one bull for copulation. The feeding offered...

Author(s)
Contreras, M. J.; Felmer, R.; Letelier, C.
Publisher
Facultad de Ciencias Veterinarias, Universidad del Zulia, Maracaibo, Venezuela
Citation
Revista Cientifica, Facultad de Ciencias Veterinarias, Universidad del Zulia, 2018, 28, 5, pp 375-385
Abstract

This study aims to weigh the influence of observable traits on live cattle prices, i.e., the percent impact on the final price of various physical characteristics. These characteristics are those that commonly are published in auction catalogues, as is the case of: average lot weight, lot size,...

Author(s)
Troncoso, J. L.; Engler, A.; Manriquez, P.; Valdivia, A.
Publisher
Facultad de Agronomía e Ingeniería Forestal, Pontificia Universidad Católica de Chile, Santiago, Chile
Citation
Ciencia e Investigación Agraria, 2012, 39, 1, pp 37-45
Abstract

The aim of this study was to evaluate the welfare of dairy cows using a simplified protocol of animal-based observation. 22 commercial dairy farms in the province of Valdivia, Chile, were visited once between March and July 2005. The farms were selected based on the willingness of the owners to...

Author(s)
Arraño, C.; Báez, A.; Flor, E.; Whay, H. R.; Tadich, N.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2007, 39, 3, pp 239-245
Abstract

Pasture is a major component of the diet for dairy cows in Chile, and grain is often used as a supplement to increase milk production. The quantity of grain offered is affected by price and return to the farmer, but 6 kg/day is typical of many situations. However the benefits of feeding grain more...

Author(s)
Pulido, R. G.; Muñoz, R.; Lemarie, P.; Wittwer, F.; Orellana, P.; Waghorn, G. C.
Publisher
Elsevier, Amsterdam, Netherlands
Citation
Livestock Science, 2009, 125, 2/3, pp 109-114
Abstract

Plasma globin, β-hydroxybutyrate (BHB), albumin, urea and inorganic phosphate levels were measured in low-yielding dairy cows belonging to smallholders in tropical and subtropical environments. The study involved 13 projects with 80 cows in each, carried out in 1 southern European, 6 Latin American ...

Author(s)
Whitaker, D. A.; Goodger, W. J.; García, M.; Perera, B. M. A. O.; Wittwer, F.
Citation
Preventive Veterinary Medicine, 1999, 38, 2/3, pp 119-131
Abstract

During the winter of 1994, a survey of productive and reproductive parameters was undertaken in the south-central part of Chile on 71 cows from 4 small farms with low milk production (<3000 litres/year). Cows were allowed to graze a perennial ryegrass and white clover pasture supplemented with...

Author(s)
Orellana, P.; Recabarren, S.; Lobos, A.; Islas, A.; Briones, M.; Rubilar, L.
Citation
Preventive Veterinary Medicine, 1999, 38, 2/3, pp 207-215

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