甘薯烂窖现象在省内每年都有不同程度的大量发生,给生产上造成巨大经济损失。究其原因:一是收获过晚或未及时入窖;二是带菌入窖,目前贮藏期的主要病害有甘薯软腐病、黑斑病和茎线虫病,因此,防治这三种病害是防治甘薯烂窖的关键;三是多年使用的旧窖,墙壁、土壤、门窗等都有可能带有甘薯 The phenomenon of rotten cellar of sweet potato occurs in different degrees every year in the province, causing huge economic losses to the production. The reason: First, the harvest was too late or not into the pit; the second is to bring bacteria into the pit, the current storage of the main diseases are sweet potato soft rot, black spot and stem nematodes, so the prevention and treatment of these three diseases is prevention The key to the bad sweet potato cellar; Third, the old cellar used for many years, walls, soil, doors and windows are all possible with sweet potato