Effects of coated copper sulphate and coated folic acid supplementation on growth, rumen fermentation and urinary excretion of purine derivatives in Holstein bulls
| Autor: | Wu, Q., La, S.K., Wang, C., Zhang, J., Liu, Q. *, Guo, G., Huo, W.J., Pei, C.X. |
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| Zdroj: | In Animal Feed Science and Technology June 2021 276 |
| Databáze: | ScienceDirect |
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