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153 Effects of dietay copper on production and hatching performance of Chinese Yellow broiler breeder hens during egg-laying period.
The objective of this study is to investigate the effects of dietary copper (Cu) levels on production and hatching performance of Chinese Yellow broiler breeder hens during egg-laying period. A total of 576 birds were allotted into 6 treatments, each of which consisted of 6 replicates (8 cages for e...
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| Vydáno v: | J Anim Sci |
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| Hlavní autoři: | , , , , , , |
| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
Oxford University Press
2018
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| Témata: | |
| On-line přístup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC6285638/ https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/jas/sky404.633 |
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