Results showed that LBN was above 08 cfu/mL at pH .0～.00 and pepsin 0.9～.8 μg/mL by culturing at 7 ℃ for h;
Results showed that LBN was above 08 cfu/mL at pH .0～.00 and pepsin 0.9～.8 μg/mL by culturing at 7 ℃ for h;
果表明:在pH.0～.00,胃蛋白酶0.9～.8μg/mL条件下 7℃培养h,活菌数在08cfu/mL以上;