Effects of energy and protein supplementation on microbial-N synthesis and allantoin excretion in sheep fed guinea grass

Animal Feed Science and Technology

Volumn 84, Issue 3-4, 2000, Pages 167-181

  Jetana, T ^a   Abdullah, N ^a   Halim, R A ^a   Jalaludin, S ^a   Ho, Y W ^a  

^a UNIVERSITY PUTRA MALAYSIA   (Malaysia)

Author keywords

Allantoin excretion; Digesta flow; Energy; Guinea grass; Microbial protein; Protein; Sheep supplementation

Indexed keywords

ALLANTOIN; AMMONIA; BODY WEIGHT; CORN FLOUR; DIET SUPPLEMENTATION; DIGESTIBILITY; DUODENUM; EXCRETION; FEED ADDITIVE; FERMENTATION; FISH MEAL; FLOW RATE; MICROBIAL ACTIVITY; NITROGEN METABOLISM; ORGANIC MATTER; PAPER PULP; PH; RAM; RUMINANT STOMACH; SOYBEAN; TRANSPORT KINETICS;

EID: 0034607929     PISSN: 03778401     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0377-8401(00)00119-X     Document Type: Article

References (34)

1. Association of Official Analytical Chemists, 1984. Official Methods for Analysis of the Association Official Agriculture Chemists, 14th Edition. Association Official Agriculture Chemists AOAC, Washington, DC, pp. 156-157.
2. Agriculture Research Council, 1980. The Nutrient Requirements of Ruminants. Livestock Commonwealth Agricultural Bureaux. Slough: Farnham Royal, UK.
3. Balcells J., Guada J.A., Castrill C., Gasa J. Urinary excretion of allantoin and allantoin precursors by sheep after different rates of purine infusion into the duodenum. J. Agri. Sci. Cambr. 116:1991;309-317.
4. Beever, D.E., Siddons, R.C., 1986. Digestion and metabolism in the grazing ruminant. In: Milligan, L.P., Grovum, W.L., Dobson, A. (Eds.), Control of Digestion and Metabolism in Ruminants. Prentice Hall, Engwood Cliffts, NJ, pp. 479-497.
5. Chen, X.B., Gomes, M.J., 1995. 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. International Feed Resources Unit, Rowett Research Institute, Bucksburn, Aberdeen AB2 9SB, UK.
6. Czerkawski, J.W., 1986. An Introduction to Rumen Studies. Pergamon Press, Oxford, UK.
7. Egan A.R., Walker D.J., Nader C.J., Slover G. Comparative aspects of digestion of four roughages by sheep. Aust. J. Agric. Res. 26:1975;909-922.
8. Faichney G.J. The use of markers to measure digesta flow from the stomach of sheep fed once daily. J. Agric. Sci. Cambr. 94:1980;313-318.
9. Faichney, G.J., 1993. Digesta flow. In: Forbes, F.M., France, F. (Eds.), Quantitative Aspects of Ruminant Digestion and Metabolism. CAB International Willingford, Willingford, UK, pp. 53-85.
10. Ivan M., Johnston D.W. Reentrant cannulation of the small intestine in sheep: cannula and surgical method. J. Anim. Sci. 52:1981;849-856.
11. Jetana T., Abdullah N., Halim R.A., Jalaludin S., Ho Y.W. The effects on energy and protein supplementation on fibre digestion in sheep fed guinea grass. Asian-Australasian J. Anim. Sci. 77:1998;510-521.
12. Krebs G., Leng R.A. The effect of supplementation with molasses/urea blocks on ruminal digestion. Proc. Aust. Prod. 15:1984;704.
13. Le Du, Y.L.P., Penning, P.D., 1982. Animal based techniques for estimating herbage intake. In: Leaver, J.D. (Ed.), Herbage Intake Handbook. The British Grass Society, pp. 37-75.
14. Leng, R.A., 1990. Application of biotechnology to nutrition of animals in developing countries. In: FAO Animal Production and Health Paper 90. Food and Agriculture Organization of the United Nations, Rome.
15. Minson, D.J., 1990. Forage in Ruminant Nutrition. Academic Press, New York.
16. Nolan, J.V., 1993. Nitrogen kinetics. In: Forbes, F.M., France, F. (Eds.), Quantitative Aspects of Ruminant Digestion and Metabolism. CAB International Willingford, Willingford, UK, pp. 123-143.
17. Okine E.K., Mathison G.W., Hardin R.T. Relations between passage rate of rumen fluid and particulate matter and foam production in rumen contents of cattle fed on different diets ad lib. Br. J. Nutr. 61:1989;387-395.
18. Oldham J.D., Buttery P.S., Swan H., Lewis D. Interactions between dietary carbohydrate and nitrogen and digestion in sheep. J. Agric. Sci. Cambr. 89:1977;467-479.
19. Ørskov E.R., Macleod N.A., Kyle D.J. Flow of nitrogen from the rumen and abomasum in cattle and sheep given protein-free nutrients by intragastric infusion. Br. J. Nutr. 56:1986;241-248.
20. Pentz E.I. Adaptation of the Rimini-Schrywer reaction for the measurement of allantoin in urine in the autoanalyzer: allantoin and taurine excretion following neutron irradiation. Anal. Biochem. 27:1969;333-342.
21. 15N and purine bases as markers of microbial-N entering the duodenum. Br. J. Nutr. 75:1996a;699-709.
22. Perez J.F., Rodriguez C.A., Gonzalez J., Balcells J., Guada J.A. Contribution of dietary purine bases to duodenal digesta in sheep. In situ studies of purine degradability corrected for microbial contamination. Anim. Feed Sci. Technol. 62:1996;251-262.
23. Perez J.F.J., Balcells J., Fondevila M., Guada J.A. Composition of liquid- and particle-associated bacteria and their contribution to the rumen outflow. Aust. J. Agric. Res. 49:1998;907-914.
24. Poppi D.P., McLennan S.R. Protein and energy utilization by ruminants at pasture. J. Anim. Sci. 73:1995;278-290.
25. Schloesser B.J., Thomas V.M., Petersen M.K., Kott R.W., Hatfield P.G. Effects of supplemental protein source on passage of nitrogen to the small intestine, nutritional status of pregnant ewes, and wool follicle development of progeny. J. Anim. Sci. 71:1993;1019-1025.
26. Sinclair L.A., Garnsworthy P.C., Newbold J.R., Buttery P.J. Effect of synchronizing the rate of dietary energy and nitrogen release on the rumen fermentation and microbial protein synthesis in sheep. J. Agric. Sci. Cambr. 120:1993;251-263.
27. Snedecor, G.W., Cochran, W.C., 1967. Statistical Methods. 6th Edition. The Iowa State University Press, Ames, IA.
28. Southgate, D.A.T., 1976. Determination of Food Carbohydrates. Applied Science Publications, London.
29. ® User's Guide Release 6.03 edn. SAS Institue, Cary, NC.
30. Stern M.D., Hoover W.H. Methods for determining and factor affecting rumen microbial protein synthesis, a review. J. Anim. Sci. 49:1979;1590-1603.
31. Stewart C.S. Factors affecting the cellulolytic activity of rumen contents. Appl. Environ. Microbiol. 33:1977;497-502.
32. Udén P., Colucci P.E., VanSoest P.J. Investigation of chromium, cerium and cobalt as markers in digesta. Rate of passages studies. J. Sci. Food Agric. 31:1980;625-632.
33. 32P-labelled phosphate incorporation. Br. J. Nutr. 38:1977;101-114.
34. Zinn R.A., Owens F.N. A rapid procedure for purine measurement and its use for estimating net ruminal protein synthesis. Can. J. Anim. Sci. 66:1986;157-166.