Comparative effects of multiple sources of rumen-protected methionine on milk production and serum amino acid levels in mid-lactation dairy cows
| Autor: | Zang, Y. *, Samii, S. Saed *, Phipps, Z.C. *, Tager, L.R. †, McFadden, J.W. *, Krause, K.M. * |
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| Zdroj: | In The Professional Animal Scientist December 2017 33(6):692-699 |
| Databáze: | ScienceDirect |
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