Progesterone concentrations in milk fat at first insemination — effects on non-return and repeat-breeding
| Autor: | Waldmann, A. *, Reksen, O., Landsverk, K., Kommisrud, E., Dahl, E., Refsdal, A.O., Ropstad, E. |
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| Zdroj: | In Animal Reproduction Science 2001 65(1):33-41 |
| Databáze: | ScienceDirect |
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