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1.轮作老区(种植10年以上)和低洼地甜菜要逐步向新区、不积水的二洼地和岗地发展.随着纸筒育苗移栽甜菜的大面积推广,单产的提高,要有计划、有目的的推行5年以上的轮作制.
1. The old crop rotation (planting more than 10 years) and low-lying beet should be gradually developed into new areas and non-water-saving fields and posts. With the large-scale popularization of transplanted beet in paper tube seedling raising and the improvement of yield, Purposeful implementation of the rotation system for more than five years.