Endogenous nitrogen flows in the digestive tract of lactating dairy cows: comparison between estimations using total 15N versus 15N-amino acid isotope dilution.

Ouellet, D.R., Berthiaume, R.R., Martineau, R., and Lapierre, H. (2007). "Endogenous nitrogen flows in the digestive tract of lactating dairy cows: comparison between estimations using total 15N versus 15N-amino acid isotope dilution.", 2nd EAAP International Symposium on Energy and Protein: Metabolism and Nutrition, Vichy, France, September 9-13, 2007, EAAP publication no. 124, pp. 241-242. (Abstract)