The best medium for glucose-amylase consisted of 4.0% corn flour, 3.0% soybean cake, 1% additive of tobacco, 0.1% K_2HPO_4, 0.05% MgSO_4, and 0.05% KCL.

• 蛋白酶最优培养基：烟草添加物1%25，玉米粉8.；0%25，豆粕4