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利用中棚设施采用甘薯与地膜西瓜接茬套种的种植方式,不但可以在地上、地下获得双高产,且能实现一膜双用,降低成本,减少白色污染;充分利用西瓜肥水投入大,剩余肥力充足的优势,使甘薯高产、高效益,而且可以提高有限的土地资源、光热资源的利用率。在京郊地区实现甘薯的双季栽培。
Use of greenhouse facilities in the sweet potato and mulching watermelon cropping interplant planting methods, not only in the ground, underground access to double high yield, and can achieve a dual-use film to reduce costs and reduce white pollution; make full use of watermelon fertilizer into large surplus fertility sufficient The advantages of sweet potato yield, high efficiency, but also can improve the limited land resources, utilization of light and heat resources. In the suburbs of Beijing to achieve sweet potato double-season cultivation.