References

AOAC, 2003. Official Methods of Analysis. 17th Edn., Association of Official Analytical Chemists, Arlington, VA.

Allen, M.S., 1997. Relationship between fermentation acid production in the rumen and the requirement for physically effective fiber. J. Dairy Sci., 80: 1447-1462.
CrossRef  |  Direct Link  |  

Bach, A., S. Calsamiglia and M.D. Stern, 2005. Nitrogen metabolism in the rumen. J. Dairy Sci., 88: E9-E21.
CrossRef  |  Direct Link  |  

Cherney, D.J., M.J. Traxler and J.B. Robertson, 1997. Use of ankom fiber determination systems to determine digestibility. Proceedings of NIRS and Forage and Feed Testing Consortium Annual Conference, Feb. 19-20, Madison, WI.

Komarek, A.R., J.B. Robertson and P.J. van Soest, 1994. A comparison of methods for determining ADF using the filter bag technique versus conventional filtration. J. Dairy Sci., 77: 114-114.

Lapierre, H. and G. Lobley, 2001. Nitrogen recycling in the ruminanta: A review. J. Dairy Sci., 84: E223-E236.

Marini, J.C., J.D. Klein, J.M. Sands and M.E. van Amburgh, 2004. Effect of nitrogen intake on nitrogen recycling and urea transporter abundance in lambs. J. Anim. Sci., 82: 1157-1164.
PubMed  |  

McDougall, E.I., 1948. Studies on ruminant saliva. I. The comparison and output of sheep`s saliva. Biochem. J., 43: 99-109.
Direct Link  |  

Moreira, V.R., L.D. Satter and B. Harding, 2004. Comparison of conventional linted cottonseed and mechanically delinted cottonseed in diets for dairy cows. J. Dairy Sci., 87: 131-138.
Direct Link  |  

Nocek, J.E. and J.B. Russell, 1988. Protein and energy as an integrated system. Relationship of ruminal protein and carbohydrate availability to microbial synthesis and milk production. J. Dairy Sci., 71: 2070-2107.
CrossRef  |  Direct Link  |  

Poore, M.H. and G. Rogers, 1995. Feeding whole cottonseed and other cotton by-products to beef cattle. Food Animal Practice. Vet. Med. pp: 1077-1087.

SAS, 2003. SAS Companion for the Microsoft Windows Environment. Version 9.1, SAS Int. Inc., Cary, NC.

Smith, N.E., S. Collar, D.L. Bath, W.L. Dunkley and A.A. Franke, 1981. Digestibility and effects of whole cottonseed fed to lactating cows. J. Dairy Sci., 64: 2209-2215.
Direct Link  |  

Sullivan, J.L., J.T. Huber and J.M. Harper, 1993. Comparison of digestibility, nutritive value and storage characteristics of different forms of cottonseed in diets fed to lactating dairy cows. J. Anim. Sci., 71: 2837-2842.
Direct Link  |  

Sullivan, J.L., J.T. Huber and J.M. Harper, 1993. Performance of dairy cows fed short staple, Pima and cracked Pima cottonseed and feed characteristics. J. Dairy Sci., 76: 3555-3561.
Direct Link  |