Effect of dietary protein content on the fertility of dairy cows during early and mid lactation
| Autor: | Law, R.A., Young, F.J., Patterson, D.C., Kilpatrick, D.J., Wylie, A.R.G., Mayne, C.S. |
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| Zdroj: | In Journal of Dairy Science June 2009 92(6):2737-2746 |
| Databáze: | ScienceDirect |
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