1Ozawa K,Yokota H,Kimura M,et al.Effect of administration of Bacillus subtilis strain BN on intestinal flora of weanling piglets [J].Jpn J Vet Sci, 1981,43(5):771 -775.
2Han IK,Kim JD,Lee JH,et al.Studies on the growth promoting effects of probiotics Ⅲ .The effects of Clostridium ID on the performance and the change in the microbial flora of the feces of growing pigs [J].Korean J Anita Sci, 1984,26(2): 166 - 171.
4Jiraphocakul S, Sullivan TW & Shahani KM. Influence of a dried Bacillus subtilis culture and antibiotics'on performance and intestinal microflora in turkeys [J]. Poult Sci, 1990, 69(11):1966- 1973.
5Hoa TT,Duc LH,Isticato R,et al.Fate and dissemination of Bacillus subtilis spores in a murine model [J].Appl Environ Microbiol, 2001,67(9) : 3819 - 3823.
6Jadamus A,Vahjen W & Simon O.Growth behaviour of a spore forming probiotic strain in the gastrointestinal tract of broiler chicken and piglets [J].Arch Anita Nutr,2001,54(1): 1 - 17.
