Quantitative aspects of ruminant digestion and metabolism - Phần 4

... L.A.A., Degryse, A.D. and van Miert, A.S.J.P.A.M. (eds) Physiological and Pharmaco- logical Aspects of the Reticulo-rumen. Martinus Nijhoff, Dordrecht, The Nether- lands, pp. 1 34 1 54. Deswysen, A.G. and Ellis, ... (eds) Physiological Aspects of Digestion and Metabolism in Ruminants. Academic Press, San Diego, California, pp. 45 5 48 2. Lee, J.A. and Pearce, G.R. (19...

Ngày tải lên: 29/10/2013, 00:15

... Other ruminants Non-ruminants Non-ruminants Buffalo Sheep Goat Cow Fig. 1.1. Relative contribution of various groups of ruminants and non-ruminants to the production of meat (left graph) and milk ... Library of Congress, Washington, DC, USA. Library of Congress Cataloging-in-Publication Data Quantitative aspects of ruminant digestion and metabolism / edited by J. D...

Ngày tải lên: 24/10/2013, 17:15

... because of its role both in the processes of digestion and absorp- tion and in the expression of voluntary feed consumption. The Nature of Digesta The ruminant GI tract consists of a succession of ... sheep given chopped ( * -- -- * ) or ground ( * — * ) lucerne hay (Van Soest, 1982); and (c) digesta leaving the stomach of sheep given chopped ( * -- -- * ) or g...

Ngày tải lên: 24/10/2013, 17:15

... analysis of the disappearance profiles (Chapter 2) and will depend on the shape of the curve (Michalet-Doreau and Ould-Bah, 1992). More frequent measurements are required in the first 24 h of incuba- tion, ... and Holland, R. (1977) Predicting in-vivo digestibilities of herbages by exhaustive enzymic hydrolysis of cell walls. Journal of the Science of Food and Agricultu...

Ngày tải lên: 29/10/2013, 00:15

... valine and cysteine, probably due to poor re-absorp- tion of mucin proteins (Lapierre and Lobley, 2001). Uncertainty about the sites and quantity of secretion of endogenous N and its fractional re-absorption ... incubations of less than 5 min, mixed bacteria from the rumen of a sheep given a diet of hay and concentrates assimilated both 14 C-labelled peptides and fre...

Ngày tải lên: 07/11/2013, 23:15

... examples of this type of neutra- listic interaction, the degradation of oxalate by Oxalobacter formigenes (Dawson et al., 1980) and 3-hydroxy- 4- 1 (H)-pyridone degradation by unidentified Gram- negative ... inter-species transfer of H 2 . Journal of Bacteri- ology 1 14, 1231–1 240 . Jones, R.J. and Megarrity, R.G. (1986) Successful transfer of DHP-degrading bacteria from Haw...

Ngày tải lên: 07/11/2013, 23:15

... Zealand ruminants. Applied and Environmen- tal Microbiology 64, 17 94 18 04. Baldwin, R.L., Wood, W.A. and Emery, R.S. (1963) Conversion of glucose-C 14 to propionate by the rumen microbiota. Journal of ... standard of the product, and the use of the name by the USDA implies no approval of the product, and exclusion of others that may be suitable. ß CAB International 200...

Ngày tải lên: 07/11/2013, 23:15

... conc. D-ST grass D-ST maize D-ST conc. D-ST grass D-ST maize D-ST conc. D-P grass D-P maize D-P conc. D-P grass D-P maize D-P conc. Large particles Small particles S-ST/SCS-NDF S-P Cellul. Micr. ... P.N. and Keynes, R.D. (eds) Physiology of Digestion and Metabolism in the Rumin- ant. Oriel Press, Newcastle-upon-Tyne, UK, pp.319–3 34. Baldwin, R.L., Thornley, J.H.M. and Beever, D....

Ngày tải lên: 15/12/2013, 08:15

... 2005. Quantitative Aspects of Ruminant Digestion and Metabolism, 2nd edition (eds J. Dijkstra, J.M. Forbes and J. France) 291 In fasted, pregnant and lactating sheep about 26%, 30% and 16%, re- spectively, ... Pierzynowski, S.G. and Danfaer, A. (2000) Portal recovery of short-chain fatty acids infused into the temporarily-isolated and washed reticulo- rumen of sheep...

Ngày tải lên: 15/12/2013, 08:15

... D.B. and West, C.E. (1967a) Rates of entry and oxidation of acetate, glucose, D (-) -b-hydroxy-butyrate, palmitate, oleate and stearate, and rates of production and oxidation of propionate and ... Campbell, S. and Gooden, J.M. (19 84) Acetate and free fatty acid metabolism in the fat-tailed sheep. Canadian Journal of Animal Science 64 (Suppl.), 244 – 245 . Ver...

Ngày tải lên: 15/12/2013, 09:15