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针对福建省仙游县甘薯栽培品种老化、病虫害严重等问题,试验旨在通过品种比较分析,筛选出适宜当地生长的高产优质甘薯新品种。为此,根据历年的推广经验,试验选择8个甘薯品种,采用黑地膜覆盖简约高效栽培模式,品种间田间管理水平一致。结果表明:美国甘薯Beauregard、徐紫薯2号等产量较高,品质较优、口感较好,适合在当地作鲜食推广种植;竖头绿薯干物率和淀粉含量较高,适宜提取淀粉或用工业加工等,也可作为鲜食推广种植。
In order to solve the problems of aging, pests and diseases of sweet potato cultivars in Xianyou County of Fujian Province, the aim of the experiment was to screen out new varieties of high-yield and high-quality sweet potatoes suitable for local growth by comparative analysis of varieties. To this end, based on years of experience in the promotion of experimental selection of eight sweet potato varieties, the use of black film mulching simple and efficient cultivation mode, the same level of field management among varieties. The results showed that American sweet potato Beauregard and Xuzishu No.2 had higher yield, better quality and better mouthfeel, which was suitable for local popularization and cultivation. The headstock green potato had higher dry matter rate and starch content, which was suitable for starch or With industrial processing, but also as a promotion of fresh planting.