Two doses of prostaglandin improve pregnancy rates to timed-AI in a 5-day progesterone-based synchronization protocol in beef cows

Autor: Kasimanickam, R., Day, M.L., Rudolph, J.S., Hall, J.B., Whittier, W.D.
Zdroj: In Theriogenology 15 March 2009 71(5):762-767
Databáze: ScienceDirect