苏薯2号(宁薯180)系江苏省农科院1983年从南丰与栗子香杂交后代中选育而成,是一个优良的高淀粉工业用兼食用和饲用的甘薯新品种。1989年4月3日通过江苏省品种审定。可在长江及黄河流域薯区推广种植。产量表现苏薯2号鲜薯产量与徐薯18相仿或略高,但薯干和淀粉产量比徐薯18显著增产。据1984～1988年全国各地128个点次的试验结果,苏薯2号鲜薯产量平均比 Jiangsu Shuzhu 2 (Ningzhu 180) is a fine sweet potato variety for high starch industry and for food and feed. It was bred from the hybrids of Nanfeng and chestnut in 1983 by Jiangsu Provincial Academy of Agricultural Sciences. April 3, 1989 through the Jiangsu Province species validation. In the Yangtze River and Yellow River Basin to promote the cultivation of potato. Yield performance Shushu 2 fresh potato yield and Xu Shu 18 similar or slightly higher, but the potato and starch yield significantly increased than the Xushu 18. According to 1984 to 1988 throughout the country 128 points of the test results, the average yield of fresh tubers of potato No. 2