| Abstract: In order to further improve the planting benefi t of sweet potato in northern China, combined with the characteristics of vegetable sweet potato and adapting to local conditions, the effi cient cultivation technologies of vegetable sweet potato suitable for northern China were summarized from the aspects of cultivars selection, seedling breeding, soil preparation, planting, fi eld management, pest control and harvesting, which could realize continuous harvesting of stem tips for 3 months in open fi eld planting, and the benefi t was over 10 000 yuan per 667 m2. |