Thompson, A.W.; Eborn, D.R.; Keenan, L.D.; Grieger, D.M.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2004)
Recently, a new product, Eazi-Breed CIDR (a vaginal insert containing progesterone), was approved for estrus synchronization in beef heifers. In previous studies the CIDR
has produced excellent estrus synchrony, but it ...