Increasing the physically effective fiber content of dairy cow diets may lower efficiency of feed use

Journal of Dairy Science

Volumn 89, Issue 7, 2006, Pages 2694-2704

  Yang, W Z ^a   Beauchemin, K A ^a  

^a LETHBRIDGE RESEARCH CENTRE   (Canada)

Author keywords

Digestion; Microbial protein synthesis; Physically effective neutral detergent fiber; Site of digestion

Indexed keywords

BOS TAURUS; HORDEUM VULGARE SUBSP. VULGARE;

EID: 33745925302     PISSN: 00220302     EISSN: None     Source Type: Journal    
DOI: 10.3168/jds.S0022-0302(06)72345-1     Document Type: Article

References (37)

1. Allen, M. S. 2000. Effects of diet on short-term regulation of feed intake by lactating dairy cattle. J. Dairy Sci. 83:1598-1624.
2. AOAC. 1990. Official Methods of Analysis. Vol. I. 15th ed. Association of Official Analytical Chemists, Arlington, VA.
3. Beauchemin, K. A., and W. Z. Yang. 2003. Forage: How much do dairy cows need in a time scarcity? Adv. Dairy Technol. 15:261-274.
4. Beauchemin, K. A., and W. Z. Yang. 2005. Effects of physically effective fiber on intake, chewing activity, and ruminal acidosis for dairy cows fed diets based on corn silage. J. Dairy Sci. 88:2117-2129.
5. Beauchemin, K. A., W. Z. Yang, and L. M. Rode. 2001. Effects of barley grain processing on the site and extent of digestion of beef feedlot finishing diets. J. Anim. Sci. 79:1925-1936.
6. Einarson, M. S., J. C. Plaizier, and K. M. Wittenberg. 2004. Effects of barley silage chop length on productivity and rumen conditions of lactating dairy cows fed a total mixed ration. J. Dairy Sci. 87:2987-2996.
7. Fernandez, I., C. Matin, M. Champion, and B. Michalet-Doreau. 2004. Effect of corn hybrid and chop length of whole-plant corn silage on digestion and intake by dairy cows. J. Dairy Sci. 87:1298-1309.
8. Grovum, W. L., and V. J. Williams. 1973. Rate of passage of digesta in sheep. 4. Passage of marker through the alimentary tract and the biological relevance of rate-constants derived from the changes in concentration of marker in faeces. Br. J. Nutr. 30:313-329.
9. Kononoff, P. J., and A. J. Heinrichs. 2003a. The effect of reducing alfalfa haylage particle size on cows in early lactation. J. Dairy Sci. 86:1445-1457.
10. Kononoff, P. J., and A. J. Heinrichs. 2003b. The effect of corn silage particle size and cottonseed hulls on cows in early lactation. J. Dairy Sci. 86:2438-2451.
11. Kononoff, P. J., A. F. Mustafa, D. A. Christensen, and J. J. McKinnon. 2000. Effects of barley silage particle length and effective fiber on yield and composition of milk from dairy cows. Can. J. Anim. Sci. 80:749-752.
12. Krause, K. M., D. K. Combs, and K. A. Beauchemin. 2002a. Effects of forage particle size and grain fermentability in midlactation cows. I. Milk production and diet digestibility. J. Dairy Sci. 85:1936-1946.
13. Krause, K. M., D. K. Combs, and K. A. Beauchemin. 2002b. Effects of forage particle size and grain fermentability in midlactation cows. II. Ruminal pH and chewing activity. J. Dairy Sci. 85:1947-1957.
14. Lammers, B. P., D. R. Buckmaster, and A. J. Heinrichs. 1996. A simple method for the analysis of particle sizes of forage and total mixed rations. J. Dairy Sci. 79:922-928.
15. Le Liboux, S., and J. L. Peyraud. 1998. Effect of forage particle size and intake level on fermentation patterns and sites and extent of digestion in dairy cows fed mixed diets. Anim. Feed Sci. Technol. 73:131-150.
16. Le Liboux, S., and J. L. Peyraud. 1999. Effect of forage particle size and feeding frequency on fermentation patterns and sites and extent of digestion in dairy cows fed mixed diets. Anim. Feed Sci. Technol. 76:297-319.
17. Leonardi, C., K. J. Shinners, and L. E. Armentano. 2005. Effects of different dietary geometric mean particle length and particle size distribution of oat silage on feeding behavior and productivity performance of dairy cattle. J. Dairy Sci. 88:698-710.
18. Mertens, D. R. 1997. Creating a system for meeting the fiber requirements of dairy cows. J. Dairy Sci. 80:1463-1481.
19. Murphy, M. R., and J. S. Zhu. 1997. A comparison of methods to analyze particle size as applied to alfalfa haylage, corn silage, and concentrate mix. J. Dairy Sci. 80:2932-2938.
20. NRC. 2001. Nutrient Requirements of Dairy Cattle. 7th rev. ed. Natl. Acad. Sci., Washington, DC.
21. Overton, T. R., M. R. Cameron, J. P. Elliott, J. H. Clark, and D. R. Nelson. 1995. Ruminal fermentation and passage of nutrients to the duodenum of lactating cows fed mixtures of corn and barley. J. Dairy Sci. 78:1981-1998.
22. Rode, L. M., D. C. Weakley, and L. D. Satter. 1985. Effect of forage amount and particle size in diets of lactating dairy cows on site of digestion and microbial protein synthesis. Can. J. Anim. Sci. 65:101-111.
23. Rode, L. M., W. Z. Yang, and K. A. Beauchemin. 1999. Fibrolytic enzyme supplements for dairy cows in early lactation. J. Dairy Sci. 82:2121-2126.
24. SAS Institute. 1996. SAS7 User's Guide: Statistics. Version 7 ed. SAS Inst., Inc., Cary, NC.
25. Shaver, R. D. 2002. Rumen acidosis in dairy cattle: Bunk management considerations. Adv. Dairy Technol. 14:241-249.
26. Shaver, R. D., A. J. Nytes, L. D. Satter, and N. A. Jorgensen. 1988. Influence of feed intake, forage physical form and forage fiber content on particle size of masticated forage, ruminal digesta, and feces of dairy cows. J. Dairy Sci. 71:1566-1572.
27. Soita, H. W., D. A. Christensen, and J. J. McKinnon. 2000. Influence of particle size on the effectiveness of the fiber in barley silage. J. Dairy Sci. 83:2295-2300.
28. Soita, H. W., D. A. Christensen, J. J. McKinnon, and A. F. Mustafa. 2002. Effects of barley silage of different theoretical cut length on digestion kinetics in ruminants. Can. J. Anim. Sci. 82:207-213.
29. Udén, P. 1987. The effect of grinding and pelleting hay on digestibility, fermentation rate, digesta passage and rumen and faecal particle size in cows. Anim. Feed Sci. Technol. 19:145-151.
30. Udén, P., P. E. Colucci, and P. J. Van Soest. 1980. Investigation of chromium, cerium, and cobalt as markers in digesta. Rate of passage studies. J. Sci. Food Agric. 31:625-632.
31. Van Soest, P. J., J. B. Robertson, and B. A. Lewis. 1991. Methods for dietary fiber, neutral detergent fiber and non-starch polysaccharide in relation to animal nutrition. J. Dairy Sci. 74:3583-3597.
32. Yang, W. Z., and K. A. Beauchemin. 2004. Grain processing, forage-to-concentrate ratio, and forage length effects on ruminal nitrogen degradation and flows of amino acids to the duodenum. J. Dairy Sci. 87:2578-2590.
33. Yang, W. Z., and K. A. Beauchemin. 2005. Effects of physically effective fiber on digestion and milk production by dairy cows fed diets based on corn silage. J. Dairy Sci. 88:1090-1098.
34. Yang, W. Z., and K. A. Beauchemin. 2006. Effects of physically effective fiber on chewing activity and rumen pH of dairy cows fed diets based on barley silage. J. Dairy Sci. 89:217-228.
35. Yang, W. Z., K. A. Beauchemin, and L. M. Rode. 2001. Effects of grain processing, forage to concentrate ratio, and forage particle size on rumen pH and digestion by dairy cows. J. Dairy Sci. 84:2203-2216.
36. Yang, W. Z., K. A. Beauchemin, and L. M. Rode. 2002. Effects of particle size of alfalfa-based dairy cow diets on site and extent of digestion. J. Dairy Sci. 85:1958-1968.
37. Yansari, A. T., R. Valizadeh, A. Naserian, D. A. Christensen, P. Yu, and F. E. Shahroodi. 2004. Effects of alfalfa particle size and specific gravity on chewing activity, digestibility, and performance of Holstein dairy cows. J. Dairy Sci. 87:3912-3924.