Figure IA and lB showed that B. braunii has 3 d lag phase and 5 d lag phase periods as it was cultivated at 25 and 33 °C (room temperature). The maximal growth of B. braunii, based on dried cell weight, was three-(at 25° C) and two folds (room temperature) increased compared to the dried weight at t = 0 d. Under the same cultivation temperature, the dried cell weight yield was not statistically different between two types of cultural media within 30 d cultivation period.