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Abstract

Feeding plays a key role in dairy cows' performance and is mainly aimed at fulfilling their nutritional requirements, guaranteeing their digestive function and health, and optimizing use of available resources and feed rations, in order to obtain the most optimal feeding benefit-profit ratio....

Author(s)
Alpízar Solís, C.; Romero, J. J.
Publisher
Escuela de Medicina Veterinaria, Universidad Nacional de Costa Rica, Heredia, Costa Rica
Citation
Revista Ciencias Veterinarias, 2017, 35, 1, pp 7-31
AbstractFull Text

There are difficulties in understanding changes in the distribution of the major lipid fractions in the liver of dairy cows due to the need for invasive techniques for sampling and relatively large quantities of sample needed for analysis. The objective of this research was to integrate a method...

Author(s)
Galvis Góez, R. D.; Ramírez Vásquez, N. F.; Giraldo Mejía, Á.
Publisher
Universidad CES, Facultad Veterinaria y Zootecnia, Medellín, Colombia
Citation
Revista CES Medicina Veterinaria y Zootecnia, 2016, 11, 1, pp 26-38
Abstract

Two experiments were carried out to (1) compare pH values of rumen fluid samples (RF) obtained from dairy cows by dorsomedial rumenocentesis, a probe and permanent cannula and (2) to evaluate the effectiveness of the rumenocentesis and its effects on the health and performance of Holstein-Frisian...

Author(s)
Noro, M.; Sepúlveda, P.; Cárdenas, F.; Chihuailaf, R. H.; Wittwer, F.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2013, 45, 1, pp 25-31
Abstract

The research in animal production requires the total harvesting of tinkles to estimate the excretion of nitrogenated compounds and puric derivates, which brings great difficulties, doing necessary the search of alternating techniques. The objective of this work was to determine the volume of...

Author(s)
Escobar Puerta, L.; Bolívar Vergara, D. M.; Espinoza García, D.
Publisher
Universidad Nacional de Colombia, Medellín, Colombia
Citation
Revista - Facultad Nacional de Agronomía Medellín, 2010, 63, 2, pp 5567-5576
AbstractFull Text

There are several previous studies on the typing of SNP in exon eight of the growth hormone receptor gene (GHR) causing F279Y amino acid substitution, and SNP in exon three of the prolactin receptor gene (PRLR) causing S18N amino acid substitution. Both polymorphisms have been strongly associated...

Author(s)
Acosta, A.; Ronda, R.; López, F.; Fernandes, Z.; Gomes Filho, M. A.; Uffo, O.; Barbosa, S. B. P.
Publisher
Centro Nacional de Sanidad Agropecuaria, La Habana, Cuba
Citation
Revista de Salud Animal, 2012, 34, 2, pp 109-114
AbstractFull Text

Author(s)
Comerón, E. A.; Alesso, C. A.; Gaggiotti, M.
Publisher
Asociación Argentina de Producción Animal, Balcarce, Argentina
Citation
Revista Argentina de Producción Animal, 2006, 26, Supl. 1, pp pp 30

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