6Laudau S,Silanikove N, Nitsan Z, et al. Short term changes in eating patterns explain the effects of condensed tannins on feed intake in heifers[J]. J Apple Anlm Sci, 2000,69 : 199 - 213.
7McNabb W C, Waghorn G C, Barry T N, et al. The effect of condensed tannins in Lotus pedunculants on the digestion and metabolism of mothionine, cysteine and inorganic sulphur in sheep[J]. British Nutri, 1993,70 : 647- 661.
8Silanikove N,Gi|hoa N, Nitsan Z. Interactions among tannins, supplementation and polyethylene glyaol in goats fed oak leaves : Effects on digestion and food intake[J]. Anita Sci, 1997,64(3): 479-483.
