References

1. Baldwin, R.L. Modeling Ruminant Digestion and Metabo lism; Chapman & Hall: New York, 1995.

2. Baldwin, R.L; Allison, M.J. Rumen metabolism. J. Anim. Sci. 1983, 57 (Suppl. 2), 461 477.

3. ARC. The Nutrient Requirements of Farm Livestock. No. 2 Ruminants; Agricultural Research Council: London, 1965.

4. Lofgreen, G.P.; Garrett, W.N. A system for expressing the net energy requirements and feed values for growing and finishing cattle. J. Anim. Sci. 1968, 27, 793 806.

5. van Milgen, J.; Noblet, J. Partitioning of energy intake to heat, protein, and fat in growing pigs. J. Anim. Sci. 2003, 81 (E. Suppl. 2), E86 E93.

6. Reynolds, C.K. Economics of visceral energy metabolism in ruminants: Toll keeping or internal revenue service? J. Anim. Sci. 2002, 80 (E. Suppl. 2), E74 E84.

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