中国耕地中有78.5%的中低产田，其中中产田面积占37.3%，低产田面积占41.2%。针对不同土壤的障碍因素进行中低产田改造，是提高土地生产力的重要途径。
农业是国民经济的基础，农业综合开发中低产田改造着力提高粮食的综合生产能力。
The agriculture is the base of national economy. The agriculture synthesize development reform construction of the middle-low yielding farmland is focused on increase grain production.
加大土地开发整理复垦力度，搞好中低产田改造，提高耕地质量，建设一批高标准农田。
We will increase efforts to develop, improve and reclaim land, upgrade low - and medium-yield farmland, improve the productivity of farmland and develop farm plots that meet high standards.
作者对镇安县中低产田的改造进行了调查研究，东分析了该县出现中低产田的原因。
The authors surveyed the transformation of the intermediate and low yielding farmland, and analysed the causes of occurence of the intermediate and low yielding farmlands in Zhenan County.
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