Lamb, G.C.; Cartmill, J.A.; Hensley, B.A.; El-Zarkouny, S.; Heldt, J.S.; Marple, T.J.; Stevenson, Jeffrey S.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2010-08-23)
The Select Synch protocol (GnRH at day -
7, PGF2 at day 0, AI at detected heat) was
compared to protocols using either MGA +
prostaglandin (Colorado system) or two injections
of prostaglandin to synchronize estrus ...