1Cunningham H M,Friend D W, Nicholson J W G. Observation on digestion in the pig using a re-entrant intestinal fistula[J]. Can J Anita Sci, 1963,43:215-225.
2Yin Y L,Zhong H Y,Huang R L,et al. Digestibility of energy,crude protein and cell wall constitutents in diffrentparts of the intestinal tract in growing pigs[J]. Germery Agribiol Res, 1991,44: 14-22.
3Leeuwen P Van. A new technique for collection of ileal chyme in pigs[J]. Digestive physiology in the pig, 1988, 289-296.
4Koehler T, Den Hartog L A Huisman J, Mosenthin R, et al. Digestibility mesurements in pigs by using post-value T-caccrm cannulation or end-to-side ileo-netal anastomosis [ J]. J Anita Physiolog Anita Nutr, 1991,66:278-286.
5Morz Z. Preliminary evaluation of a new cannulation technique (steered ileo-caecal valve) for quantitative collection of digesta from the small intestine of pigs[J]. Digestive Physiology in the pig, 1991, 54: 334-339.
6Zebrowska T. Digestion and absorption of nitrogens compounds in the large intestine of pigs[J]. RLCZ Nank Roln Ser B, 1973,95:65-90.
7Easter R A,Tankaley T D. A technique for re-entrant ileo-caecal cannulation of swine[J]. J Anim Sci, 1973, 36: 1099-1103.
8Laplace J P,Darcy Vrillon B,Picard M. Evaluation de la disponibilite des acides amines:cholx raisonned une berbode[J]. J Rech Porcine Fr, 1985,17 : 353-370.
10Darcy B,Laplace J P,Villiers P A. Digestion in the small intestine of the pig. 2. comparative kinetic of digesta passage according to the method of fistulation(ileo-caecal or ileo-colic post vavalar) in different feeding conditions [J]. Ann Zootech, 1980b,29:147-177