Coordinated trials on the protein requirements of sows 1. A comparison of four levels of dietary protein in gestation and two in lactation.
| Autor: | Greenhalgh, J. F. D., Elsley, F. W. H., Grubb, D. A., Lightfoot, A. L., Saul, D. W., Smith, P., Walker, N., Williams, D., Yeo, M. L. |
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| Zdroj: | Animal Production; 06/01/1977, Vol. 24 Issue 3, p307-321, 15p |
| Databáze: | Complementary Index |
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