Suckers of banana were employed to investigated the effects of materials collected in different season, disinfection method of explants, suffumigation in simple plastic greenhouse and treatment of culture containers with ozone on controlling microbial contamination during commercializing propagation of banana seedlings. 以香蕉吸芽为材料,研究不同季节取材、消毒方法、继代培养容器外表面的臭氧灭菌处理和简易大棚炼苗环境的甲醛熏蒸对控制香蕉工厂化繁殖中微生物污染的效果。