Fertility of dairy cattle treated with human chorionic gonadotropin (hCG) to stimulate progesterone secretion
Two experiments were conducted to determine if progesterone secretion and fertility would be affected by administration of human chorionic gonadotropin (hCG) before or after the first insemination. In Experiment 1, 48 Holstein heifers received 1000 IU of hCG or 1 ml of saline on Days 2, 3, and 4 of...
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| Veröffentlicht in: | Theriogenology 1986-11, Vol.26 (5), p.683-695 |
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| Hauptverfasser: | , |
| Format: | Artikel |
| Sprache: | eng |
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