Correlation between median and mean irregular particle sizes and degradation kinetics in barley genotypes

Journal of Animal Physiology and Animal Nutrition

Volumn 95, Issue 1, 2011, Pages 1-5

  Liu, N ^a   Yu, P ^a  

^a UNIVERSITY OF SASKATCHEWAN   (Canada)

Author keywords

Barley genotypes; Coarsely dry rolling; Degradation kinetics; Irregular particle sizes; Mean and median

Indexed keywords

ANIMAL; ANIMAL DISEASE; ANIMAL FOOD; ARTICLE; BARLEY; CATTLE; CHEMISTRY; DIET; DIGESTION; FEMALE; GENETICS; METABOLISM; PARTICLE SIZE; RUMINANT STOMACH;

ANIMAL FEED; ANIMAL NUTRITIONAL PHYSIOLOGICAL PHENOMENA; ANIMALS; CATTLE; DIET; DIGESTION; FEMALE; HORDEUM; PARTICLE SIZE; RUMEN;

BOS; HORDEUM;

EID: 78651060318     PISSN: 09312439     EISSN: 14390396     Source Type: Journal    
DOI: 10.1111/j.1439-0396.2010.01028.x     Document Type: Article

References (23)

1. Association of Official Analytical Chemists, 1997: Official Methods of Analysis of the Association of Official Analytical Chemists, 16th edn. AOAC, Arlington, VA.
2. Bowman, J. G. P.; Blake, T. K.; Surber, L. M. M.; Habernicht, D. K.; Bockelman, H., 2001: Feed-quality variation in the barley core collection of the USDA National Small Grains Collection. Crop Science 41, 863-870.
3. Canadian Council on Animal Care, 1993: Guide to the Care and Use of Experimental Animals, 2nd edn. Canadian Council on Animal Care, Ottawa, 298 pp.
4. Church, D. C., 1991: Livestock Feeds and Feeding, 3rd edn. Prentice Hall, Englewood Cliffs, NJ, 546 pp.
5. Du, L., 2009: Hull, ferulic acid, para-coumaric acid content and particle size characteristics of various barley varieties in relation to nutrient availability in ruminants. MSc thesis, University of Saskatchewan, Saskatoon, SK.
6. Hart, K. J.; Rossnagel, B. G.; Yu, P., 2008: Chemical characteristics and in situ ruminal parameters of barley for cattle: comparison of the malting cultivar AC Metcalfe and five feed cultivars. Canadian Journal of Animal Science 88, 711-719.
7. Kellems, R. O.; Church, D. C., 2002: Livestock Feeds and Feeding, 5th edn. Prentice Hall, Upper Saddle River, NJ, 654 pp.
8. Legge, W. G., 2003: AC Metcalfe barley. Canadian Journal of Plant Science 83, 381-384.
9. Nocek, J. E., 1988: In situ and other methods to estimate ruminal protein and energy digestibility: a review. Journal of Dairy Science 71, 2051-2069.
10. Nocek, J. E.; Tamminga, S., 1991: Site of digestion of starch in the gastrointestinal tract of dairy cows and its effect on milk yield and composition. Journal of Dairy Science 74, 3598-3629.
11. Ørskov, E. R., 1986: Starch digestion and utilization in ruminants. Journal of Animal Science 63, 1624-1633.
12. Ørskov, E. R.; McDonald, I., 1979: The estimation of protein degradability in the rumen from incubation measurements weighted according to rate of passage. Journal of Agricultural Science 92 (part 2), 499-503.
13. Rossnagel, B. G.; Harvey, B. L., 1994: CDC Dolly Two-row Feed Barley. 38, 109. Barley Newsletter. American Malting Barley Association, Milwaukee, WI.
14. SAS, 2003: User's Guide: Statistics, 8th edn. SAS Institute, Cary, NC.
15. Sniffen, C. J.; O'Connor, J. D.; Van Soest, P. J.; Fox, D. G.; Russell, J. B., 1992: A net carbohydrate and protein system for evaluating cattle diets: II. Carbohydrate and protein availability. Journal of Animal Science 70, 3562-3577.
16. Tamminga, S.; Van Straalen, W. M.; Subnel, A. P. J.; Meijer, R. G. M.; Steg, A.; Wever, C. J. G.; Blok, M. C., 1994: The Dutch protein evaluation system: the DVE/OEB-system. Livestock Production Science 40, 139-155.
17. Tester, R. F.; Karkalas, J.; Qi, X., 2004: Starch - composition, fine structure and architecture. Journal of Cereal Science 39, 151-165.
18. Theurer, C. B., 1986: Grain processing effects on starch utilization by ruminants. Journal of Animal Science 63, 1649-1662.
19. Welch, J. G., 1986: Physical parameters of fiber affecting passage from the rumen. Journal of Dairy Science 69, 2750.
20. Yoshimoto, Y.; Tashiro, J.; Takenouchi, T.; Takeda, Y., 2000: Molecular structure and some physicochemical properties of high-amylose barley starches. Cereal Chemistry 77, 279-285.
21. You, S. G.; Izydorczyk, M. S., 2002: Molecular characteristics of barley starches with variable amylose content. Carbohydrate Polymer 49, 33-42.
22. Yu, P.; Meier, J. A.; Christensen, D. A.; Rossnagel, B. G.; McKinnon, J. J., 2003: Using the NRC-2001 model and the DVE/OEB system to evaluate nutritive values of Harrington (malting-type) and Valier (feed-type) barley for ruminants. Animal Feed Science and Technology 107, 45-60.
23. Yu, P.; Hart, K.; Du, L., 2009: An investigation of carbohydrate and protein degradation ratios, nitrogen to energy synchronization, and hourly effective rumen digestion of barley: effect of variety and growth year. Journal of Animal Physiology and Animal Nutrition 93, 555-567.