南充市常年产鲜甘薯１８０万t左右，是本市淀粉加工和牲畜饲料的主要原料。每年冬季因黑斑病等病害影响，造成２０％左右的窖贮腐烂损失。对此，笔者于１９９８～１９９９进行了蔗糖脂酸酯防治甘薯贮藏期病害试验，１９９９～２００１年在全市推广，取得了显著效果。１材料与方 Nanchong City perennial fresh sweet potato 180 million t or so, is the city’s starch processing and livestock feed the main raw material. Every winter due to diseases such as black spot disease, resulting in about 20% of pit storage decay loss. In this regard, the author conducted in 1998 ~ 1999 Sucrose fatty acid ester disease prevention and control of sweet potato storage period, from 1999 to 2001 in the city to promote and achieved remarkable results. 1 material and side