In vitro degradation of fresh substrates treated with exogenous fibrolytic enzymes

Canadian Journal of Animal Science

Volumn 82, Issue 4, 2002, Pages 611-615

  Bowman, G R ^a   Beauchemin, K A ^a   Shelford, J A ^b  

^a LETHBRIDGE RESEARCH CENTRE   (Canada)

^b UNIVERSITY OF BRITISH COLUMBIA   (Canada)

Author keywords

Dry matter degradation; Enzymes; Fresh substrate

Indexed keywords

BOS TAURUS;

EID: 0037005179     PISSN: 00083984     EISSN: None     Source Type: Journal    
DOI: 10.4141/A02-030     Document Type: Article

References (12)

1. Beauchemin, K. A., Rode, L. M. and Karren, D. 1999. Use of feed enzymes in feedlot finishing diets. Can. J. Anim. Sci. 79: 243-246.
2. Bowman, G. R., Beauchemin, K. A. and Shelford, J. A. 2002. The proportion of the diet to which fibrolytic enzymes are added affects nutrient digestion by lactating dairy cows. J. Dairy Sci. (in press).
3. Burke, J. L., Waghorn, G. C., Barrell, L. G., Brookes, I. M., Attwood, G. T. and Kolver, E. S. 2001. Using in sacco and in vitro incubations to determine the digestion and fermentation kinetics of fresh forages. J. Dairy. Sci. 84 (Suppl. 1): 222 (Abstr.).
4. Davies, Z. S., Mason, D., Brooks, A. E., Griffith, G. W., Merry, R. J. and Theodorou, M. K. 2000. An automated system for measuring gas production from forages inoculated with rumen fluid and its use in determining the effect of enzymes on grass silage. Anim. Feed Sci. Technol. 83: 205-221.
5. Holden, L. A. 1999. Comparison of methods of in vitro dry matter digestibility for ten feeds. J. Dairy Sci. 82: 1791-1794.
6. Lewis, G. E., Hunt, C. W., Sanchez, W. K., Treacher, R., Pritchard, G. T. and Feng, P. 1996. Effect of direct-fed fibrolytic enzymes on the digestive characteristics of a forage-based diet fed to beef steers. J. Anim. Sci. 74: 3020-3028.
7. Morgavi, D. P., Nsereko, V. L., Rode, L. M., Beauchemin, K. A., McAllister, T. A., Wang, Y., Iwaasa, A. D. and Yang, W. Z. 2000. Feed enzymes increase the potential of rumen micro-organisms to degrade fibrous feeds at low pH. Proc. Third European Symposium on Feed Enzymes, Noordwijkerhout, The Netherlands.
8. Perry, T. W., Purkhiser, E. D. and Beeson, W. M. 1966. Effects of supplemental enzymes on nitrogen balance, digestibility of energy and nutrients and on growth and feed efficiency of cattle. J. Anim. Sci. 25: 760-764.
9. SAS Institute, Inc. 1999. SAS user's guide. Version 6 ed. SAS Institute, Inc., Cary, NC.
10. Tricarico, J. M., Dawson, K. A. and Newman, K. E. 1998. Effects of an exogenous microbial enzyme preparation (Fibrozyme) on ruminal digestion of fescue hay. J. Dairy. Sci. 81 (Suppl. 1): 289 (Abstr.).
11. Van Soest, P. J., Robertson, J. B. and Lewis, B. A. 1991. Methods for dietary fiber, neutral detergent fiber and non starch polysaccharides in relation to animal nutrition. J. Dairy Sci. 74: 3583-3597.
12. Yang, W. Z., Beauchemin, K. A. and Rode, L. M. 1999. Effects of an enzyme feed additive on extent of digestion and milk production of lactating dairy cows. J. Dairy Sci. 82: 391-403.