甘薯是连城县种植的主要农作物,种植品种呈现区域化和多样化,适宜加工的品种备受农户青睐。本县2011~2012年连续2年分别在揭乐林坊、隔川北团试验种植龙薯9号,在栽培试验中该品种表现突出,产量高、经济效益好,2年平均亩产分别为3 788.45 kg、3 698.75 kg,比对照金山57分别增产21.6%、20.6%。1特征特性龙薯9号短蔓,蔓长0.8~1.1 m,茎粗中等,分枝 Sweet potato is the main crop planted in Liancheng County. The planting varieties are regionalized and diversified. The varieties suitable for processing are favored by farmers. The county from 2011 to 2012 for two consecutive years in Jiele Lulin Square, Gechuan North Mission Longhua 9 cultivation test, the cultivars in the varieties of outstanding performance, high yield, good economic returns, the average yield of 2 years were 3 788.45 kg and 3 698.75 kg respectively, up 21.6% and 20.6% respectively over the control Jinshan 57. 1 Features Long short taproot 9, vine length 0.8 ~ 1.1 m, stems and medium-sized, branched