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中低产田改造——节水旱种水稻的开发辽宁省西丰县农业技术推广中心郑忠明辽宁省西丰县天德旱稻研究所刘宝权杨德春扈金才辽宁省西丰县和隆、房木乡农科站刘广福牛长孝辽北山区在改造中低产田中，对无条件发展水稻生产缺少细粮的地区，８０年代初期在适宜的中低产田上开始...
Middle and low yield field transformation - the development of water-saving and drought-tolerant rice Liaoning Province Xifeng County Agricultural Technology Promotion Center Zheng Zhongming Liaoning Province Xifeng Tiande Upland Institute Liu Baoguan Yang Dechun Hu Jincai Liaoning Province Xifeng Heilong and Fangmu Township Agricultural Station Liu Guangfu Niu Chang-filial In the northern part of Liaoning Province, where low-yielding middle-yielding fields are being rebuilt, areas where the production of rice is lacking in fine grains unconditionally are started in the early 1980s on moderate low-yielding fields ...