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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 ...