Cookies on Animal Science Database

Like most websites we use cookies. This is to ensure that we give you the best experience possible.


Continuing to use  means you agree to our use of cookies. If you would like to, you can learn more about the cookies we use.

Animal Science Database

Supporting your research in animal production, welfare and health

 Sign up to receive our Veterinary & Animal Sciences eNewsletter, book alerts and offers direct to your inbox.

Results per page:

Search results


The objective was to determine the efficacy of a previously used CIDR or melengestrol acetate (MGA; 0.5 mg/head/day) for resynchronization of oestrus in beef heifers not pregnant to timed-AI (TAI). In three experiments and a field trial, heifers were reinseminated 6-12 h after first detection of...

Colazo, M. G.; Kastelic, J. P.; Mainar-Jaime, R. C.; Gavaga, Q. A.; Whittaker, P. R.; Small, J. A.; Martinez, M. F.; Wilde, R. E.; Veira, D. M.; Mapletoft, R. J.
Elsevier, New York, USA
Theriogenology, 2006, 65, 3, pp 557-572