2TANAKA, MCDONDOL. Relationship between fermentation quailty of silage and presence of phages for silage-making lactobacilli[J]. Batl nail grass Ires. inst. , 1995,35(5) :31-39.
3SUTTON S, WOOTFORD V W. Acid tolerance proton permeabilities and mbeerane ATPase of oral streptococci ~J~. Infection immuniology, 1986,53 (9):331.
5MAYNE C S, STEEN R W J. Recent research in silage additives for milk and beef production [J]. Grass and forage sol. , 1999,45(3) : 143-152.
6VERBICCE, ERSKOVE R,JAAKKOLAS, et al. The effect of forage preservation on the protein degradability and microbial protein synthesis in the rumen [J]. Animal feed science and technology,1999,8(2) :195-212.
7WENGE FU,MATHEWS A P,TOIKONEN. Lactic acid production from lactose by lactobacillus plantarum:kinetic model and effects of Ph, substrate, and oxygen[J]. Biochemical engineering journal, 1999,3(1): 163-170.
8UNSWORTH,WYLIE E F. The energy balance of lactating cows offered unwilted or wilted silages[J].Proc. 8th silage conf. , Hurley, 2004,3(2): 57-58.
