With cellulose hydrolyte as raw material to ferment citric acid by Aspergillus niger at constant temperature and under oscillation temperature were discussed and compared.

麦草经碱-氧-蒽醌蒸煮脱木后得到。以酶酶解该后制得的酶解料，在黑曲霉的作用下发酵制取柠檬酸。

Effects of nutrition such as glucose, tryptone, soybean powder, corn powder, and fibrin as well as surfactants on fibrinolysin production by B.

大豆粉、玉米粉、表面活性剂和底物等对枯草杆菌产血蛋白溶解酶和产酶特性的影响。