Title:The effect of time of insemination with fresh cooled semen relative to ovulation on pregnancy and embryo loss rates in the mare / J. R. Newcombe and J. Cuervo-Arango. / The effect of time of insemination with fresh cooled transported semen and natural mating relative to ovulation on pregnancy and embryo loss rates in the mare
Title:Effect of type of semen, time of insemination relative to ovulation and embryo transfer on early equine embryonic vesicle growth as determined by ultrasound / Juan Cuervo-Arango and John R. Newcombe.