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Mostrando ítems 61-80 de 752

    • Blood group and protein polymorphism gene frequencies for the andalusian horse breed: a comparison with four american horse breeds 

      Aguilar Sánchez, P.; Rodríguez-Gallardo, P.P.; Andrés Cara, D.F. de; Vega-Pla, J.L. (Universidad de Córdoba, Servicio de Publicaciones, 1992)
      Gene frecuencies at seventeen blood group and protein polymorphism loci for the andalusian horse breed are given. Standard methods of starch and polyacrylamide gel electrophoresis were used to identify inherited variants ...

    • Sensitization for the autochthonous breeds conservation via the public shows of animals 

      Fresno Baquero, M.R.; Camacho Vallejo, M.E.; Molina Alcalá, Antonio; Burgos, A.; Darmanin, N.; Capote, J.F.; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1992)
      From a inquiry about conservation of rare breeds answered by the visitors to the Autochthonous Domestic Animal Breeds Public Show Agrocanarias 90, we evaluate its sensitization power on people of different age and relationship ...

    • The canary islands breeds: past, present and future 

      Camacho Vallejo, M.E.; Fresno Baquero, M.R.; Darmanin, N.; Capote, J.F.; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1992)
      We describe the means developed by official and private institutions for the conservation of Canary Breeds. We evaluate the response to concrete actions comparing the evolution of their census with presented at the Warwick ...

    • Atenuación del estrés por calor en vacuno lechero: nebulización 

      Mena Guerrero, Y.; Serradilla Manrique, J.M.; Gómez Cabrera, Augusto (Universidad de Córdoba, Servicio de Publicaciones, 1993)
      Misting is one of the methods which has been proven to be effective in reducing heat stress in dairy cows under very dry and hot weather conditions. We have tested the system in the Guadalquivir Valley. We measured the ...

    • Atenuación del estrés por calor en vacuno lechero: aspersión más ventilación 

      Gómez Cabrera, Augusto; Mena Guerrero, Y.; Serradilla Manrique, J.M. (Universidad de Córdoba, Servicio de Publicaciones, 1993)
      Many methods have been studied to reduce the effect of heat stress in dairy cows. Under severe heat stress conditions, the use of water to wet the animal and its posterior evaporation, has been very effective. In this work, ...

    • Perspectives of the beef cattle production within the bounds of the European Union 

      Engelhardt, G.; Molina Alcalá, Antonio; Ihnen, T.; Rodero Franganillo, Antonio; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1993)
      The discussion showed that the representatives of the northern countries defended an improvement of extensive beef production systems, while people from the southern countries proposed to investigate carcass and meat quality ...

    • Consecuencias de una dieta desequilibrada en équidos: estudio preliminar 

      Rosa Morillas, J.C.; Santisteban Valenzuela, J.M.; Gómez-Villamandos, R.J.; Valera Córdoba, M.; Muñoz Carmona, J.A.; Ortega Mariscal, M.A.; Ocaña Quero, J.M.; Ávila Jurado, L.; Gómez-Villamandos, J.C. (Universidad de Córdoba, Servicio de Publicaciones, 1993)
      A study was made of the diet employed on a Spanish horse-breeding farm, 11 necropsies and blood samples from 18 other horses were analyzed and viewed alongside handling and exercise practice.

    • Preliminary study of the Majorera milk goat productive performance 

      Gómez, J.; Molina Alcalá, Antonio; Fresno Baquero, M.R.; Darmanin, N.; Capote, J.F.; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1994)
      In the present paper we have made an evaluation of the milking and reproductive aptitudes of the Majorera Goat with a view to the productive characterization and definition of these animals, all from the Fuerteventura"s ...

    • Inbreeding situation in a retinto beef cattle population 

      Mayer Valor, M.; Serrano, I.; Molina Alcalá, Antonio; Rodero Franganillo, Antonio (Universidad de Córdoba, Servicio de Publicaciones, 1994)
      In a sample of Retinto Beef Cattle under control of a breeding program in Andalusia, the average current inbreeding coefficient has been estimated. Ancestral information on 492 dams and 25 sires was analysed. The average ...

    • Clusters de diferenciación en animales domésticos 

      Llanes Ruiz, Diego; Valera Córdoba, M.; Pintado Sanjuán, C.O. (Federación Española de Asociaciones de Ganado Selecto, 1995)
      Durante los últimos 15 años, se ha realizado un enorme progreso en el estudio de la diferenciación de las células del sistema hematopoyético y de los clusters de diferenciación (CD) de la superficie de la membrana plasmática ...

    • Análisis de la variabilidad del color de la capa en el perro de agua español 

      Barba Capote, C.J.; Herrera García, M.; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      This paper shows the results of a study on the distribution of the colour frequencies in both ecotypes (Northern and Southern) of the Spanish Water Dog. We have calculated the descriptive statistics of the coat colours ...

    • Factores que afectan a la edad al primer parto en el ganado vacuno de raza retinta 

      Tapia Román, N.; Molina Alcalá, Antonio; Muñoz Vilches, P. (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      It is posible to get an increase of reproductive efficiency by decreasing age at first calving. In this study we show the influence of some enviromental factors that affect this parameter in Retinto cattle. 1786 first ...

    • Evolución de la incidencia de la translocación robertsoniana 1/29 en la raza vacuna retinta en los últimos seis años 

      Ocaña Quero, J.M.; Rodero Franganillo, Antonio; Moreno-Millán, M. (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      Dés 1989 on étude chez le Laboratoire de Cytogénétique Animale Appliquée du Departement de Génétique de la Faculté de Veterinaire de l"Université de Cordoba (Espagne), la presence de la translocation robertsonienne 1/29 ...

    • Factores que afectan a los parámetros reproductivos en el ganado vacuno de la raza retinta: duración de la gestación 

      Pastor Fernández, J.M.; Jiménez Fernández, J.M.; Molina Alcalá, Antonio (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      This work studies the influence of some factors affecting the gestation lenght in Retinto beef cattle. The average duration of the gestation was estimated in 287.97 days, with an standard error of 0.24, and a variation ...

    • Estimación de la curva de crecimiento en vacuno retinto desde el nacimiento hasta el destete 

      Luque Moya, A.J.; Berlanga García, M.E.; Molina Alcalá, Antonio; Salado de la Torre, F.; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      Several growth equations exist according to different approaches of authors that have studied this matter, but practically all coincide, on analyzing the growth up to mature age, that the curve acquires a sigmoid form; ...

    • Análisis del flujo de sementales retintos 

      Valera Córdoba, M.; Molina Alcalá, Antonio; Rodero Franganillo, Antonio (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      In Retinto Beef cattle breeding, a series of farms have stood out as leaders in animal production in the supply of sires to other farms. In this paper we have made an analysis of these outstanding farms in order to study ...

    • Paquetes informáticos en la mejora genética del vacuno de carne 

      Crespo Giráldez, M.C.; Molina Alcalá, Antonio; Rodero Franganillo, Antonio; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      In the last decades, we have witnessed a growing calculation power of computers and a dramatic cheapening of these. This has permitted development of mathematical models for problem resolution in increasingly complex animal ...

    • Análisis de los factores que afectan a la curva de crecimiento del ganado vacuno retinto hasta el destete 

      Berlanga García, M.E.; Luque Moya, A.J.; Molina Alcalá, Antonio; Jiménez Fernández, J.M.; Delgado-Bermejo, J.V. (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      A study was made of the growth of Retinto beef cattle through analysis of factors affecting the characteristic linear growth curve of this breed in its developmental environment. By addressing these factors, growth and ...

    • Análisis genético de los niveles de consanguinidad en la raza retinta 

      Molina Alcalá, Antonio; Valera Córdoba, M.; Rodero Franganillo, Antonio (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      Within the improvement plan, inbreeding crosses may prove to be a tool that the Retinto cattle breeder might use along with selection to increase the genetic merits of his breed. The majority of breeders know the effects ...

    • Experiencias sobre inseminación artificial en hembras bovinas retintas tras tratamientos estimuladores de celo 

      Salado de la Torre, F.; Jiménez Fernández, J.M.; Pérez Gómez, J.M.; Molina Alcalá, Antonio (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      We have realised artificial insemination oí 877 females of the Retinto cattle breed. Previously we applied three different treatments for estrus stimulation. The first and the second were induction treatments, with Syncro-Mate ...