Effect of dietary crude protein on ammonia-N emission measured by herd nitrogen mass balance in a freestall dairy barn managed under farm-like conditions
Publisher: Cambridge University Press
E-ISSN: 1751-732x|4|8|1390-1400
ISSN: 1751-7311
Source: animal, Vol.4, Iss.8, 2010-02, pp. : 1390-1400
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Abstract