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江苏省滨海县三中港开发区农民采用春夏红薯连茬栽培及一年在同一块田种二季的种植方式,一般春薯亩产5200千克,夏薯亩产
Binhai County, Jiangsu Province, China and Hong Kong Development Zone farmers using continuous cultivation of sweet potatoes in spring and summer and year in the same field planted in two seasons, the general spring mu 5200 kg per mu