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Factores de riesgo del síndrome respiratorio bovino en terneros lactantes de Argentina
(Universidad de Córdoba, Servicio de Publicaciones, 2011)An observacional cross-sectional study was performed to determine the risk factors associated to the main viral agents of the bovine respiratory disease: bovine herpesvirus type 1 (HVB1), bovine viral diarrhoea virus (VDVB), ... -
Factores genéticos y ambientales que afectan a caracteres reproductivos en conejos
(Universidad de Córdoba, Servicio de Publicaciones, 1985)A study has been developed on the effect of race and strain and the period of interval between births. The average of the lines and their crosses have been compared, making it obvious the differences which exist depending ... -
Factores que afectan a la edad al primer parto en el ganado vacuno de raza retinta
(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 ... -
Factores que afectan a los parámetros reproductivos en el ganado vacuno de la raza retinta: duración de la gestación
(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 ... -
Factores que afectan al intervalo entre partos en la raza retinta
(Universidad de Córdoba, Servicio de Publicaciones, 1995)The main objective of beef cattle improvement is greater profitability on farms. For this, the optimization of reproductive behavior is essential. In the present paper we have made an analysis of the average calving interval ... -
Factores que influyen en la duración de la gestación de la coneja
(Universidad de Córdoba, Servicio de Publicaciones, 1985)This is a statistical stydy of the factors which contribute to the length of the gestation of the rabbit, based on a hierarchical scheme and it"s deeped to a level of pedigree on those variates which declared a significant ... -
Fatores que afetam o valor nutritivo da silagens de forrageiras tropicais
(Universidad de Córdoba, Servicio de Publicaciones, 2010)Considering the importance of silage as alternative for animal feeding systems, this review aims to present recent results available in literature on factors affecting the nutritive value of silage, especially in tropical ... -
First lactation curve model in canary goats
(Universidad de Córdoba, Servicio de Publicaciones, 1992)The weekly milkyield of72 canarygoat breeding group raised on the experimental farm of the Centro de Investigación y Tecnología Agraria (Tenerife. Canary Islands) was recorded. All does were in their first lactation and ... -
La flora arbustiva mediterránea y su valoración. IX. Nota sobre la evolución de la composición química de Erica Arborea L. (brezo)
(Universidad de Córdoba, Servicio de Publicaciones, 1979)The evolution of the chemical composition of Erica arhorea L. is studied. The levels of Mg, Fe, Mn, and Cu, are adequate during the whole year and, only seasonally, are sufficient K and Ca concentrations. This species has ... -
La flora arbustiva mediterránea y su valoración. V. Nota sobre la evolución de la composición química de Willyrea Angustifolia L. (Labiernago)
(Universidad de Córdoba, Servicio de Publicaciones, 1978)The evolution of the contents of some elements and their ratios in Phillyrea angustifolia L. is studied. Always Y, N and Zn concentrations were inadequate, and those N and K, only seasonally. On the other hand, the contents ... -
La flora arbustiva mediterránea y su valoración. VI. Nota sobre la evolución de la composición química de Quercus Ilex L. (encina)
(Universidad de Córdoba, Servicio de Publicaciones, 1978)In this work the evolution of content of some elements, and several ratios in oak (Quercus ilex L.) browse are studied. N, Ca, Mg, Fe, Mn and Cu are in adequate concentrations, but P, K, Na and Zn are not. However the ... -
La flora arbustiva mediterránea y su valoración. VII. Nota sobre la evolución de la composición nutritiva de Cistus Ladaniferus L. (jara negra)
(Universidad de Córdoba, Servicio de Publicaciones, 1978)The crude nutritive principles and mineral composition of Cistus ladaniferus L. are studied. C. ladaniferus is a little palatable but very frequent species in the Mediterranean area. Protein levels are adequate only during ... -
La flora arbustiva mediterránea y su valoración. VIII. Nota sobre la evolución de la composición química de Arbutus Unedo L. (madroño)
(Universidad de Córdoba, Servicio de Publicaciones, 1978)The evolution of mineral contents and their ratios in Arbutus unedo L. are studied. The analysis reveals that are adequate the concentrations of Ca, Mg, Fe, Mn and Cu in the whole period studied, bu N, K and Zn only have ... -
La flora arbustiva mediterránea y su valoración. X. Nota sobre la evolución de la composición química de Pistacia Lentiscos L. (lentisco)
(Universidad de Córdoba, Servicio de Publicaciones, 1979)The evolution of mineral contents and their ratios in Pistacia lentiseus L, are studied. The analysis reveals that the concentrations of N, Ca, Mg, Fe, Mn and Cu are adequate in the whole period studied, but P and Na and ... -
La flora arbustiva mediterránea y su valoración. XI. Nota sobre la evolución de Myrtus Communis L. (arrayán)
(Universidad de Córdoba, Servicio de Publicaciones, 1979)The estudy of the evolution of mineral contents of Myrtus communis L. shows deficiencies in the P, Na, N. K and Zn levels during the whole or part of the year. Ca, Mg, Fe, Mn and Cu are in adequate proportions in all months ... -
Frecuencias de aparición de caracteres deletéreos en el perro de agua español que afectan a la conservación de la raza
(Universidad de Córdoba, Servicio de Publicaciones, 2000)321 puppies of the Spanish Water Dog Breed have been used to study the frequency of presentation of several deleterious characters between the years 1995 and 1998. The enogmatism and the monorquidism shown frequencies ... -
Fundamentos de los procedimientos para la estimulación de la producción de bellota en la dehesa
(Universidad de Córdoba, Servicio de Publicaciones, 2008)La bellota de los Quercus de la dehesa (ilex, suber y faginea) es un recurso alimenticio de alto valor para el cebo extensivo del cerdo Ibérico, muy valorado comercialmente. Su producción muy afectada por la vecería propia ... -
Ganancia media diaria en montanera de cerdos ibéricos (Silvela) en función del sistema de recría
(Universidad de Córdoba, Servicio de Publicaciones, 2007)Average daily gain during the montanera fattening period (grazing acorns and grass) of a flock of 84 pure Silvela Iberian pigs is analysed. A group was bred in an intensive system and the other one was bred in an traditional ... -
Genetic distances between Spanish sheep breeds. 1.
(Universidad de Córdoba, Servicio de Publicaciones, 1982) -
The genetic process in the formation of the Grazalema merino and the Lebrija churro sheep breeds
(Universidad de Córdoba, Servicio de Publicaciones, 1997)We study the relationship between the Grazalema Merino and the Lebrija Churro breeds and the ethnic trunks from which they descend. The drift effect among the various stocks of Grazalema Merino has also been obtained. ...