中低产田改造 meaning in Chinese

upgrade low- and medium-yield farmland

In terms of desertification prevention , water - soil erosion treatment , innovation of medium and lower - yield fields , the restoration and reconstruction of degenerate ecologic system , environmental pollution control , mariculture and marine medicine , they provide a batch of practical technology and mode
在沙漠化防治、水土流失治理、中低产田改造、退化生态系统恢复与重建、环境污染控制等方面、海水养殖和海洋药物等方面，提供了一批实用的技术和模式。
Development of water - saving agriculture , dry fanning and ecological agriculture , construction of fine quality product centers of gain , cotton , oil and tobacco , well - bred breeding , reform of middle and low yield fields , small watershed control , processing and storage of agricultural and sideline products , production of high - efficiency low toxicity and safe biological pesticide , construction of livestock breeding centers
节水农业、旱作农业、生态农业开发,粮、棉、油、烟优质产品基地建设,良种繁育,中低产田改造,小流域治理,农副产品加工贮藏,高效、低毒、安全生物农药及高效有机肥生产、养殖业基地建设等。