In the process of optimizing the medium of seed,with the standard of the growth of the Lb. paracasei HD1.7,the best combination of 2% glucose,1% microzyme,1% beef extract,0.0005mol/L Ca2+,0.00025 mol/L Mn2+,0.5ml/L tween were obtained.

• 在对种子培养基的优化中；以菌体的生长速率为标准得到最佳组合为葡萄糖2%25、酵母膏1%25、牛肉膏1%25、Ca2+0.；0005 mol/L、Mn2+0