Ovarian response and pregnancy rates to timed artificial insemination in beef heifers after synchronization of follicular waves and ovulation via a 14-day controlled internal drug-release insert estrus synchronization protocol
| Autor: | French, J.T. *, Ahola, J.K. *, Whittier, J.C. *, Giles, R.L. *, Repenning, P.E. *, Seidel, G.E., Jr. †, Peel, R.K. * |
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| Zdroj: | In The Professional Animal Scientist February 2013 29(1):64-74 |
| Databáze: | ScienceDirect |
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