Moreover, this paper reports the results of preliminary research on changes of environmental factors and controlling countermeasure when putrid skin disease of bullfrog occurred.

• 肺细胞的核膜破裂，核仁裂解或消失，线粒体等细胞器已完全溶解消失。此外，本文还对该病发生的环境因子变化和防治对策作了初步探讨。