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:Relationship between dose of cloprostenol and age of corpus luteum on the luteolytic response of early dioestrous mares: a field study / J. Cuervo-Arango and J. R. Newcombe.