Development of maintenance energy requirement and energetic efficiency for lactation from production data of dairy cows

Author: Agnew R.E.   Yan T.   Murphy J.J.   Ferris C.P.   Gordon F.J.  

Publisher: Elsevier

ISSN: 0301-6226

Source: Livestock Production Science, Vol.82, Iss.2, 2003-08, pp. : 151-162

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Abstract