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Abstract

Background: Genetic variability of populations is essential for their genetic conservation and improvement, and genealogy analysis is a useful tool to estimate it. Objective: To determine genetic variability and inbreeding levels in Tropical Milking Criollo (LT). Methods: This study analyzed the...

Author(s)
Ponce, A. R.; Palacios Jiménez, A. L.; Rosales Martínez, F.; Torres Hernández, G.; Ramírez Valverde, R.; Becerril Pérez, C. M.
Publisher
Universidad de Antioquia, Medellín, Colombia
Citation
Revista Colombiana de Ciencias Pecuarias, 2018, 31, 3, pp 196-203
Abstract

Reproductive biotechnologies are used for the conservation, expansion and genetic improvement of cattle, and to facilitate the creation of germplasm banks of elite animals and endangered breeds. The objective of this study was to compare the effects of two different doses of follicle stimulating...

Author(s)
Rosales-Martínez, F.; Rosendo-Ponce, A.; Canseco-Sedano, R.; Cortez-Romero, C.; Torres-Hernández, G.; Becerril-Pérez, C. M.
Publisher
Facultad de Ciencias Veterinarias, Universidad del Zulia, Maracaibo, Venezuela
Citation
Revista Cientifica, Facultad de Ciencias Veterinarias, Universidad del Zulia, 2018, 28, 2, pp 146-152
AbstractFull Text

This study determined the immunoglobulin (A and G) activity against gastrointestinal nematodes (GIN) and also the hematological parameters in four beef-calf breeds naturally infected in a tropical region of Mexico. Thirty-six infected calves were used to determine the fecal nematode egg counts...

Author(s)
González-Garduño, R.; López Arellano, M. E.; Mendoza de Gives, P.; Arece García, J.; Marie-Magdeleine, C.; Torres Hernández, G.; Oliva Hernández, J.; Hinojosa-Cuéllar, J. A.
Publisher
National Research Institute of Animal Production, Kraków, Poland
Citation
Annals of Animal Science, 2017, 17, 3, pp 819-833
Abstract

Seminal characteristics of the Tropical Milking criollo breeds are little known. The objective of this study was to characterize the Tropical Milking bull semen in two seasons, fresh (January) and hot (May) in the Sotavento region of Veracruz, Mexico. Seventy ejaculates from seven bulls of 25.6±1.7 ...

Author(s)
Villatoro Salinas, R. J.; Rosendo Ponce, A.; Canseco Sedano, R.; Cortez Romero, C.; Torres Hernández, G.; Rosales Martínez, F.; Becerril Pérez, C. M.
Publisher
Instituto Nacional de Investigaciones Agricolas (INIA), Maracay, Venezuela
Citation
Zootecnia Tropical, 2016, 34, 4, pp 301-308
Abstract

This study inferred genetic and permanent environmental variation of milk yield in Tropical Milking Criollo cattle and compared 5 random regression test-day models using Wilmink's function and Legendre polynomials. Data consisted of 15,377 test-day records from 467 Tropical Milking Criollo cows...

Author(s)
Santellano-Estrada, E.; Becerril-Pérez, C. M.; Alba, J. de; Chang, Y. M.; Gianola, D.; Torres-Hernández, G.; Ramírez-Valverde, R.
Publisher
American Dairy Science Association, Savoy, USA
Citation
Journal of Dairy Science, 2008, 91, 11, pp 4393-4400
Abstract

The food security of a rural family and of a country is linked to agricultural and livestock activities, and these must be carried out in equilibrium to reach sustainable development; this includes an adequate management of the energetic, economic and environmental resource within the Agroecosystem ...

Author(s)
Purroy-Vásquez, R.; Gallardo-López, F.; Ortega-Jiménez, E.; Díaz-Rivera, P.; López-Ortiz, S.; Torres-Hernández, G.
Publisher
Agricultura, Sociedad y Desarrollo, Montecillo, Mexico
Citation
Agricultura, Sociedad y Desarrollo, 2016, 13, 4, pp 513-527
Abstract

The way the producer joins the available resources in the agro-ecosystems (AES) to establish different agricultural activities is a main strategy to overcome the poverty of the rural family. In this sense, this research was carried out in the rural area of Paso de Ovejas, Veracruz, with the aim of...

Author(s)
Purroy-Vásquez, R.; Gallardo-López, F.; Díaz-Rivera, P.; Ortega-Jiménez, E.; López-Ortiz, S.; Torres-Hernández, G.
Publisher
Universidad del Zulia, Facultad de Agronomia, Maracaibo, Venezuela
Citation
Revista de la Facultad de Agronomía, Universidad del Zulia, 2015, 32, 4, pp 495-514
Abstract

The objective of this study was to identify which type of dual-purpose cattle (DP) producers are in to make the development of livestock in the municipality of Las Choapas Veracruz - Mexico based on the level of technology (NT) used in the cattle farms and business vision (VE) of the producers. A...

Author(s)
Díaz-Rivera, P.; Oros-Noyola, V.; Martínez-Dávila, J. P.; Torres-Hernández, G.; Vilaboa-Arroniz, J.
Publisher
Facultad de Medicina Veterinaria y Zootecnia, Universidad Autonoma de Yucatan, Yucatan, Mexico
Citation
Tropical and Subtropical Agroecosystems, 2011, 14, 1, pp 191-199
Abstract

Production of beef cattle is one of the most important economic activities in Mexico. However, anthelmintic resistance (AR) has affected animal productivity. The aim of this study was to determine the presence of AR in gastrointestinal nematodes (GIN) of beef cattle in Candelaria Municipality of...

Author(s)
Muñiz-Lagunes, A.; González-Garduño, R.; López-Arellano, M. E.; Ramírez-Valverde, R.; Ruíz-Flores, A.; García-Muñiz, G.; Ramírez-Vargas, G.; Mendoza-de Gives, P.; Torres-Hernández, G.
Publisher
Springer, Amsterdam, Netherlands
Citation
Tropical Animal Health and Production, 2015, 47, 6, pp 1049-1054
Abstract

Many of the tropical lowland areas of warm climate in México have a livestock tradition, small dairies and cheese industries, but any breed of European origin has been able to produce and reproduce successfully in these environments. The tropical milking criollo (TMC) cattle is a Bos taurus adapted ...

Author(s)
Santellano-Estrada, E.; Becerril-Pérez, C. M.; Yu, M. C.; Gianola, D.; Torres-Hernández, G.; Ramírez-Valverde, R.; Domínguez-Vivieros, J.; Rosendo-Ponce, A.
Publisher
Colegio de Postgraduados, Montecillo, Mexico
Citation
Agrociencia (Montecillo), 2011, 45, 2, pp 165-175

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