Effects of an exogenous enzyme, Roxazyme® G2, on intake, digestion and utilisation of sorghum and barley grain-based diets by beef steers

Animal Feed Science and Technology

Volumn 145, Issue 1-4, 2008, Pages 159-181

  Miller, D R ^b   Elliott, R ^a   Norton, B W ^b  

^a DSM NUTRITIONAL PRODUCTS LTD   (Switzerland)

^b UNIVERSITY OF QUEENSLAND   (Australia)

Author keywords

Digestion; Efficiency; Enzymes; Feed intake; Grain; Weight gain

Indexed keywords

BOS; BOS INDICUS; DIGITARIA ERIANTHA; FUNGI; HORDEUM;

EID: 48049123289     PISSN: 03778401     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.anifeedsci.2007.05.045     Document Type: Article

References (37)

1. Axe D.E., Bolsen K.K., Harmon D.L., Lee R.W., Milliken G.A., and Avery T.B. Effect of wheat and high-moisture sorghum grain fed singly and in combination on ruminal fermentation, solid and liquid flow, site and extent of digestion and feeding performance of cattle. J. Anim. Sci. 64 (1987) 897-906
2. Beauchemin K.A., Jones S.D.M., Rode L.M., and Sewalt V.J.H. Effects of fibrolytic enzymes in corn or barley diets on performance and carcass characteristics of feedlot cattle. Can. J. Anim. Sci. 77 (1997) 645-653
3. Beauchemin K.A., Morgavi D.P., McAllister T.A., Yang W.Z., and Rode L.M. The use of enzymes in ruminant diets. In: Garnsworthy P.C., and Wiseman J. (Eds). Recent Advances in Animal Nutrition (2001), Nottingham University Press, Loughborough, UK 297-322
4. Beauchemin K.A., Colombatto D., Morgavi D.P., and Yang W.Z. Use of exogenous fibrolytic enzymes to improve feed utilization by ruminants. J. Anim. Sci. 81 E. Suppl. 2 (2003) E37-E47
5. Bowen, M.K., 2003. Efficiency of microbial protein production in cattle grazing tropical pastures. Ph.D. Thesis, University of Queensland, Australia.
6. Boyles D.W., Richardson C.R., Robinson K.D., and Cobb C.W. Feedlot performance of steers fed steam-flaked grain sorghum with added enzymes. Proc. Western Section Am. Soc. Anim. Sci. 43 (1992) 502-505
7. Chen X.B., and Gomes M.J. Estimation of microbial protein supply to sheep and cattle based on urinary excretion of purine derivatives - an overview of the technical details. Occasional Publication 1992 (revised 1995) (1992), Rowett Research Institute, Aberdeen, UK
8. Chen K.H., Huber J.T., Simas J., Theurer C.B., Yu P., Chan S.C., Santos F., Wu Z., Swingle R.S., and DePeters E.J. Effect of enzyme treatment or steam-flaking of sorghum grain on lactation and digestion in dairy cows. J. Dairy Sci. 78 (1995) 1721-1727
9. Colombatto D., and Beauchemin K.A. A proposed methodology to standardize the determination of enzymic activities present in enzyme additives used in ruminant diets. Can. J. Anim. Sci. 83 (2003) 559-568
10. Colombatto D., Morgavi D.P., Furtado A.F., and Beauchemin K.A. Screening of exogenous enzymes for ruminant diets: Relationship between biochemical characteristics and in vitro ruminal degradation. J. Anim. Sci. 81 (2003) 2628-2638
11. Elliott R., Ash A.J., Calderon-Cortes F., Norton B.W., and Bauchop T. The influence of anaerobic fungi on rumen volatile fatty acid concentrations in vivo. J. Agric. Sci., Camb. 109 (1987) 13-17
12. Hoover W.H., and Stokes S.R. Balancing carbohydrates and proteins for optimum rumen microbial yield. J. Dairy Sci. 74 (1991) 3630-3644
13. Huntington G.B. Starch utilization by ruminants: from basics to the bunk. J. Anim. Sci. 75 (1997) 852-867
14. Knowlton K.F. High grain diets for dairy cattle. In: Corbett J.L. (Ed). Recent Advances in Animal Nutrition in Australia, vol. 13. Animal Science (2001), University of New England, Armidale, Australia 19-28
15. Lawrence R.J. A comparison of feedlot bunk management strategies and their influence on cattle performance and health. Proc. Aust. Soc. Anim. Prod. 22 (1998) 177-180
16. Martin C., and Michalet-Doreau B. Variations in mass and enzyme activity of rumen microorganisms: effect of barley and buffer supplements. J. Sci. Food Agric. 67 (1995) 407-413
17. Mathers J.C., and Miller E.L. Quantitative studies of food protein degradation and the energetic efficiency of microbial protein synthesis in the rumen of sheep given chopped lucerne and rolled barley. Br. J. Nutr. 45 (1981) 587-604
18. McAllister T.A., Oosting S.J., Popp J.D., Mir Z., Yanke L.J., Hristov A.N., Treacher R.J., and Cheng K.-J. Effect of exogenous enzymes on digestibility of barley silage and growth performance of feedlot cattle. Can. J. Anim. Sci. 79 (1999) 353-360
19. McDonald I. A revised model for the estimation of protein degradability in the rumen. J. Agric. Sci., Camb. 96 (1981) 251-252
20. ® G2 Liquid, on digestion and utilisation of barley and sorghum grain-based diets by ewe lambs. Anim. Feed Sci. Technol. 140 (2008) 90-109
21. Morrison M., Murray R.M., and Boniface A.N. Nutrient metabolism and rumen microorganisms in sheep fed a poor-quality tropical grass hay supplemented with sulfate. J. Agric. Sci. 115 (1990) 269-275
22. Mould F.L., and Ørskov E.R. Manipulation of rumen fluid pH and its influence on cellulolysis in sacco, dry matter degradation and the rumen microflora of sheep offered either hay or concentrate. Anim. Feed Sci. Technol. 10 (1983) 1-14
23. Noziere P., Besle J.M., Martin C., and Michalet-Doreau B. Effect of barley supplement on microbial fibrolytic enzyme activities and cell wall degradation rate in the rumen. J. Sci. Food Agric. 72 (1996) 235-242
24. NRC (National Research Council). Nutrient Requirements of Beef Cattle. seventh ed. (revised) (1996), National Academy Press, Washington, DC, USA
25. Price N.C. The determination of protein concentration. In: Engel P.C. (Ed). Enzymology Labfax (1996), Bios Scientific Publishers Ltd., Oxford, UK 34-41
26. Reis R.B., and Combs D.K. Effects of increasing levels of grain supplementation on rumen environment and lactation performance of dairy cows grazing grass-legume pastures. J. Dairy Sci. 83 (2000) 2888-2898
27. Rowan K.J., and Taylor D.G. The effect of sex and genotype in cattle on feedlot performance, carcase characteristics and meat quality. Proc. Aust. Soc. Anim. Prod. 20 (1994) 108-111
28. SCA (Standing Committee on Agriculture). Feeding standards for Australian livestock - Ruminants. Ruminants Subcommittee, Australian Agricultural Council (1990), CSIRO Publications, East Melbourne, Australia
29. Teeter R.G., Owens F.N., and Mader T.L. Ytterbium chloride as a marker for particulate matter in the rumen. J. Anim. Sci. 58 (1984) 465-473
30. Theurer C.B. Grain processing effects on starch utilization by ruminants. J. Anim. Sci. 63 (1986) 1649-1662
31. Udén P., Colucci P.E., and Van Soest P.J. Investigation of chromium, cerium and cobalt as markers in digesta. Rate of passage studies. J. Sci. Food Agric. 31 (1980) 625-632
32. Van Soest P.J. Nutritional Ecology of the Ruminant. second ed. (1994), Cornell University Press, Ithaca, NY, USA
33. Van Soest P.J., Robertson J.B., and Lewis B.A. Methods for dietary fiber, neutral detergent fiber and nonstarch polysaccharides in relation to animal nutrition. J. Dairy Sci. 74 (1991) 3583-3597
34. Wang Y., McAllister T.A., Baah J., Wilde R., Beauchemin K.A., Rode L.M., Shelford J.A., Kamande G.M., and Cheng K.-J. Effects of Tween 80 on in vitro fermentation of silages and interactive effects of Tween 80, Monensin and exogenous fibrolytic enzymes on growth performance by feedlot cattle. Asian-Aust. J. Anim. Sci. 16 (2003) 968-978
35. Yang W.Z., Beauchemin K.A., and Rode L.M. A comparison of methods of adding fibrolytic enzymes to lactating cow diets. J. Dairy Sci. 83 (2000) 2512-2520
36. Zinn R.A. Influence of processing on the comparative feeding value of barley for feedlot cattle. J. Anim. Sci. 71 (1993) 3-10
37. ZoBell D.R., Weidmeier R.D., Olson K.C., and Treacher R. The effect of an exogenous enzyme treatment on production and carcass characteristics of growing and finishing steers. Anim. Feed Sci. Technol. 87 (2000) 279-285