方法将标准菌株接种血琼脂，取菌苔分别接种克氏双糖铁琼脂、硝酸盐培养基、尿素培养基、蛋白胨水、明胶液化培养基，37℃培养，观察结果。
Methods KLIGLER agar , nitrate broth , urea agar , peptone water , nutrient gelatin were inoculated with lawn of 3 standard strains , then incubated at 37 ℃ .
硝酸盐培养基