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Abstract

The objective of this study was to analyse the body weight of a herd of 3/4 Holstein × 1/4 commercial Zebu (CZ) and 1/2 Holstein × 1/2 Sahiwal (F2HS) cows in a dual-purpose system in the humid tropics of Mexico. Cows were weighed at calving and every fifteen days until the drying. The data analysed ...

Author(s)
Osorio-Arce, M. M.; Segura-Correa, J. C.
Publisher
CIPAV Foundation, Cali, Colombia
Citation
Livestock Research for Rural Development, 2007, 19, 3, pp 37
Abstract

The objective of this study was to evaluate the genetic and environmental factors influencing the milk yield (MY) and reproductive traits of 1/2 Holstein × 1/2 zebu (HZ), 1/2 Brown Swiss (S) × 1/2 Z (SZ), and 3/4 S × 1/4 Z (3S1Z) crossbred cows. The lactation records (n=90) of 30 crossbred cows, 10 ...

Author(s)
Vite-Cristóbal, C.; López-Ordaz, R.; García-Muñiz, J. G.; Ramírez-Valverde, R.; Ruiz-Flores, A.; López-Ordaz, R.
Publisher
Revista Veterinaria-Mexico, Facultad de Medicina Veterinaria y Zootecnia, Mexico City, Mexico
Citation
Veterinaria México, 2007, 38, 1, pp 63-79
AbstractFull Text

This study was conducted to evaluate the response to heat stress of 100 Tropical Milking Criollo cows (TMC), maintained under a dual purpose breed system for more than 40 years in the Mexican tropic. The behaviour of the indicators such as climate, ambient temperature (AT, °C) and relative humidity ...

Author(s)
Hernández, A.; Cervantes, P.; Salinas, V. M.; García, R.; Tejeda, A.; Gallardo, F.; Álvarez, J. L.
Publisher
Centro Nacional de Sanidad Agropecuaria, La Habana, Cuba
Citation
Revista de Salud Animal, 2007, 29, 2, pp 85-90
Abstract

The study was conducted to determine the phenotypic and genetic trend lines for birth weight (PN), age corrected weaning weight (P205), yearling (P365) and at 550 days (P550). Body weights of registered Brahman cattle in Mexico between 1993 to 2003 included in the study corresponded to the weights...

Author(s)
Parra-Bracamonte, G. M.; Martínez-González, J. C.; García-Esquivel, F. J.; González-Reyna, A.; Briones-Encinia, F.; Cienfuegos-Rivas, E. G.
Publisher
Facultad de Ciencias Veterinarias, Universidad del Zulia, Maracaibo, Venezuela
Citation
Revista Cientifica, Facultad de Ciencias Veterinarias, Universidad del Zulia, 2007, 17, 3, pp 262-267
Abstract

The productive and economic response of cows fed 6 kg DM/day of maize (Zea mays) (MS) or oats-vetch (Avena sativa-Vicia sativa) (OVS) silage under 9 h/day continuous grazing of ryegrass-white clover pasture was evaluated at a stocking rate of 4 cows/ha supplemented with 4 kg/day of commercial...

Author(s)
Guadarrama-Estrada, J.; Espinoza-Ortega, A.; González-Esquivel, C. E.; Arriaga-Jordán, C. M.
Publisher
Garuda Scientific Publications, Izatnagar, India
Citation
Journal of Applied Animal Research, 2007, 32, 1, pp 19-23
Abstract

As in Mexico as in Latin America, the familiar dairy production has become an important strategy to reduce poverty and to increase food security in the families. It is that, because is a very stable economic activity with periodic income (every week or day). Also it is a refuge activity, where...

Author(s)
Cervantes Escoto, F.; Cesin Vargas, A.
Publisher
Universidad Nacional Experimental de los Llanos Occidentales Ezequiel Zamora (UNELLEZ), Guanare, Venezuela
Citation
Revista Unellez de Ciencia y Tecnología, Producción Agrícola, 2007, 25, pp 72-85
Abstract

This study was conducted to evaluate the weaning performance of 302 calves (Bos taurus crossed with Bos indicus at a proportion of 1/4 to 3/4) from Mexico in relation to age and body weight. The evaluated European races were mainly Belgian blue, Charolais, Limousin and Beef master, crossed with...

Author(s)
Alejandro, C. I.; Suárez Saúl, C.; Gustvo, R. L. C.; Oaxaca Jorge, A. S.; Campos Victor, M. X.; Silvia, C. J. M.; Alejandro, C. J. C.; Eulogio, G. L. J.
Publisher
Medwell Online, Faisalabad, Pakistan
Citation
Research Journal of Biological Sciences, 2008, 3, 3, pp 326-328
Abstract

The objective of this study was to determine the growth rate of crossbred calves (3/4 European (Holstein, Simmental, Brown Swiss) 1/4 Zebu) until weaning in a dual-purpose system in the Mexican tropics. The calves were allowed to suckle the residual milk for 30 min (restricted suckling) and were...

Author(s)
Heras-Torres, J. G. de las; Osorio-Arce, M. M.; Segura-Correa, J. C.
Publisher
Facultad de Ciencias Veterinarias, Universidad del Zulia, Maracaibo, Venezuela
Citation
Revista Cientifica, Facultad de Ciencias Veterinarias, Universidad del Zulia, 2008, 18, 2, pp 170-174
Abstract

This study was conducted to estimate the birth weight (BW) and weaning weight (WW) and to determine some environmental factors that affected them in 3 dual-purpose herds (DPS) in the state of Tabasco, Mexico. The climate of the region was tropical humid. The calves were the products of...

Author(s)
Osorio-Arce, M. M.; Segura-Correa, J. C.
Publisher
CIPAV Foundation, Cali, Colombia
Citation
Livestock Research for Rural Development, 2008, 20, 1, pp 20015
Abstract

The objective of this study was to characterize the preweaning growth of calves kept under a dual purpose system under tropical conditions. Information was obtained from the monthly weights of calves from 3 ranches in the state of Tabasco, Mexico. The cows were fed based on pastures in paddocks and ...

Author(s)
Osorio-Arce, M. M.; Segura-Correa, J. C.
Publisher
CIPAV Foundation, Cali, Colombia
Citation
Livestock Research for Rural Development, 2008, 20, 2, pp 20018

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