Buscar
Mostrando ítems 1-4 de 4
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 ...