Short communication: Use of a portable, automated, open-circuit gas quantification system and the sulfur hexafluoride tracer technique for measuring enteric methane emissions in Holstein cows fed ad libitum or restricted
| Autor: | Dorich, C.D., Varner, R.K., Pereira, A.B.D., Martineau, R., Soder, K.J., Brito, A.F. |
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| Zdroj: | In Journal of Dairy Science April 2015 98(4):2676-2681 |
| Databáze: | ScienceDirect |
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