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471 Feed efficiency of Holstein and Jersey dairy cows in the tropics.
In the tropics, dairy cattle are exposed to chronic heat stress, which affect dry matter intake (DMI), milk yield (MY), and feed efficiency (FE). Our objective was to evaluate FE between Holstein and Jersey dairy cows in tropical conditions. Eight Holstein and 8 Jersey lactating cows (175 DIM), were...
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| 出版年: | J Anim Sci |
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| 主要な著者: | , , , , |
| フォーマット: | Artigo |
| 言語: | Inglês |
| 出版事項: |
Oxford University Press
2018
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| 主題: | |
| オンライン･アクセス: | https://ncbi.nlm.nih.gov/pmc/articles/PMC6284993/ https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/jas/sky404.563 |
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