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Experiencias sobre inseminación artificial en hembras bovinas retintas tras tratamientos estimuladores de celo
(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 ...
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 ...
Valoración del desarrollo folicular preovulatorio en yeguas de pura raza española y árabe
(Universidad de Córdoba, Servicio de Publicaciones, 1992)
An echographic study was made for the morphometric evaluation of the preovu latory follicle in 33 Thoroughbred Arab mares and 66 Thoroughbred Spanish mares divided within each breed into groups according to the situation ...
Diámetro del folículo preovulatorio y vesícula embrionaria en yeguas árabes y pura raza española
(Universidad de Córdoba, Servicio de Publicaciones, 1993)
An echographic study was made for the diameter evaluation of the preovulatory follicle and the embryonic vesicle at 20 days postfertili¬zation on 21 Arab Thoroughbred. mares and S I Spanish grouped in primiparous and ...
Influencia de la duración de la luz diaria sobre la manifestación del celo en yeguas de raza española
(Universidad de Córdoba, Servicio de Publicaciones, 1988)
Following the traditional method of exploitation, for a period of four years 165 Spanish-bred mares were observed. The heats. per month from January to June and the gestation rates in each month were determined. The number ...
Valores de progesterona en plasma de yeguas españolas y árabes durante el ciclo reproductor
(Universidad de Córdoba, Servicio de Publicaciones, 1986)
The plasmatic progesterone levels in Arabian and Andalusian mares during the reproductive cycle have been studied. In the partum there is a significant décrease in plasmatic progesterone levels. During the heat these levels ...
Valores de fertilidad en yeguas españolas y árabes
(Universidad de Córdoba, Servicio de Publicaciones, 1985)
The influence of age and number of heats in the fertility value of Arabian and Andalusian mares have been studied. The Arabian mares have a whole fertility value 11 % higher than the Andalusian ones. The fertility is low ...
Duración del periodo estral en yeguas árabes y españolas
(Universidad de Córdoba, Servicio de Publicaciones, 1985)
The length of heat in Andalusian and Arabian mares, and the optimum day of breeding in the first postpartum heat, have been studied. In our results the average of all the heat was 5.78 + 1.54 days. No significant diferences ...