马铃薯软腐病是马铃薯的主要病害之一,遍布全世界马铃薯产区,我国每年都有不同程度的发生,一般年份减产3%~5%,常与干腐病复合感染,引起较大损失。福建省福鼎市于2000年左右突然爆发,占种植总面积82%的马铃薯感染软腐病,造成田间和贮藏期间均有20%以上均的重大损失。 Soft-rot disease of potato is one of the main diseases of potato. It is found in potato growing areas all over the world. Every year, our country has different degrees of occurrence. The annual yield is reduced by 3% ~ 5%, which often causes complex infection with dry rot and causes great loss. Fuding City, Fujian Province, suddenly broke out around 2000, accounting for 82% of the total area planted with potato soft-rot disease, resulting in significant losses of over 20% during the field and during storage.