Temporal net flux pattern of nutrients across splanchnic tissues in wethers consuming different forages

Small Ruminant Research

Volumn 25, Issue 2, 1997, Pages 107-118

  Park, K K ^a   Goetsch, A L ^b   Johnson, Z B ^a   Rossi, J E ^a  

^a UNIVERSITY OF ARKANSAS   (United States)

^b AGRICULTURAL RESEARCH SERVICE   (United States)

Author keywords

Forage; Metabolism; N net flux; Sheep; Splanchnic oxygen consumption

Indexed keywords

CYNODON; LOLIUM; MEDICAGO SATIVA; OVIS ARIES; POACEAE; TRITICUM AESTIVUM;

EID: 0039995145     PISSN: 09214488     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0921-4488(96)00979-0     Document Type: Article

References (23)

1. Abdul-Razzaq, H.A. and Bickerstaffe, R., 1989. The influence of rumen volatile fatty acids on protein metabolism in growing lambs. Br. J. Nutr., 89: 297-310.
2. AOAC, 1984. Official Methods of Analysis. 14th edn. Association of Official Analytical Chemists, Washington, DC, pp. 129-130.
3. Burrin, D.G., Ferrell, C.L., Eisemann, J.H. and Britton, R.A., 1991. Level of nutrition and splanchnic metabolite flux in young lambs. J. Anim. Sci., 69: 1082-1091.
4. Chai, K., Kennedy, P.M., Milligan, L.P. and Mathison, G.W., 1985. Effects of cold exposure and plant species on forage intake, chewing behavior and digesta particle size in sheep. Can. J. Anim. Sci., 65: 69-76.
5. Consortium, 1988. Guide for the Care and Use of Agricultural Animals in Agricultural Research and Teaching. Editorial Production Services, Association Headquarters, Champaign, IL, pp. 6-22 and 47-49.
6. Eisemann, J.H. and Nienaber, J.A., 1990. Tissue and whole-body oxygen uptake in fed and fasted steers. Br. J. Nutr., 54: 399-411.
7. Ferrell, C.L., 1988. Energy metabolism. In: D.C. Church (Editor), The Ruminant Animal. Digestive Physiology and Nutrition, Prentice-Hall, Englewood Cliffs, NJ, pp. 250-268.
8. Ferrell, C.L., Britton, R.A. and Freetly, H.C., 1992. Chronic catheterization of hepatic and portal veins of sheep. In: P. Dziuk and M. Wheeler (Editors), Handbook of Methods for Study of Reproductive Physiology in Domestic Animals, University of Illinois, Urbana, IL, Section VIII A and F.
9. Galyean, M.L. and Goetsch, A.L., 1993. Utilization of forage fiber by ruminants. In: H.G. Jung, D.R. Buxton, R.D. Hatfield and J. Ralph (Editors), Forage Cell Wall Structure and Digestibility, Amer. Soc. Agron., Crop Sci. Soc. Amer., Soil Sci. Soc. Amer., Madison, WI, pp. 33-72.
10. Goering, H.K. and Van Soest, P.J., 1970. Forage Fiber Analyses. Apparatus, Reagents, Procedures and Some Applications. ARS, USDA Agricultural Handbook No. 379, pp. 1-12.
11. Johnson, D.E., Johnson, K.A. and Baldwin, R.L., 1990. Changes in liver and gastrointestinal tract energy demands in response to physioligical workload in ruminants. J. Nutr., 120: 649-655.
12. Kennedy, P.M. and Doyle, P.T., 1993. Particle-size reduction by ruminants - effects of cell wall composition and structure. In: H.G. Jung, D.R. Buxton, R.D. Hatfield and J. Ralph (Editors), Forage Cell Wall Structure and Digestibility, Amer. Soc. Agron., Crop Sci. Soc. Amer., Soil Sci. Soc. Amer., Madison, WI, pp. 499-534.
13. Luginbuhl, J.-M., Pond, K.M., Burns, J.C. and Russ, J.C., 1989. Eating and ruminating behavior of steers fed Coastal bermudagrass hay at four levels. J. Anim. Sci., 67: 3410-3418.
14. Mineo, H., Yasuda, T., Akiyama, M., Oyamada, T., Kato, S. and Ushijima, J., 1991. Effect of feeding on hepatic and portal blood flow in sheep. Small Rum. Res., 5: 181-186.
15. Minson, D.J., 1990. Forage in Ruminant Nutrition, Academic Press, San Diego, CA, pp. 9-149.
16. Moseley, G. and Dellow, D.W., 1985. Particle breakdown and chewing activity in sheep fed on fresh perennial ryegrass and white clover. Proc. Nutr. Soc., 44: 52A (Abstr.).
17. Penning, P.D., Parsons, A.J., Orr, R.J., Harvey, R.A. and Champion, R.A., 1995. Intake and behaviour responses by sheep, in different physiological states, when grazing monocultures of grass or white clover. Appl. Anim. Behav. Sci., 45: 63-78.
18. Penning, P.D., Rook, A.J. and Orr, R.J., 1991. Patterns of ingestive behaviour of sheep continuously stocked on monocultures of ryegrass or white clover. Appl. Anim. Behav. Sci., 31: 237-250.
19. Reynolds, C.K., Tyrrell, H.F. and Reynolds, P.J., 1991. Effects of diet forage-to-concentrate ratio and intake on energy metabolism in growing beef heifers: whole body energy metabolism and nitrogen balance and visceral heat production. J. Nutr., 121: 994-1003.
20. Rompala, R.E., Hoagland, T.A. and Meister, J.A., 1988. Effect of dietary bulk on organ mass, fasting heat production and metabolism of small and large intestines in sheep. J. Nutr., 121: 1004-1012.
21. Rompala, R.E., Hoagland, T.A. and Meister, J.A., 1990. Modifications in growth and morphology of ovine jejunal and ruminal epithelia as affected by inert dietary substances. J. Anim. Sci., 68: 2530-2535.
22. SAS, 1990. SAS/STAT User's Guide (Version 6, Fourth edn., Vol. 2), Statistical Analysis System Inst., Cary, NC, pp. 891-996.
23. Visek, W.J., 1984. Ammonia: its effects on biological systems, metabolic hormones, and reproduction. J. Dairy Sci., 67: 481-498.