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一、基本情况伟大领袖毛主席指出:“农业的根本出路在于机械化”。我国西北各地,平整土地修梯田的任务很大,许多地方是地多人少,劳力不足。要尽快改变生产条件,必须在坚持政治挂帅、大搞群众运动的基础上,积极开展农田基建的机械化施工。从1972年以来,我所土地利用研究室部分同志,先后在陕西省的六个地(市)所属的九个县境内,试验和推广了两种用拖拉机带犁平整土地修梯田的方法:一种叫做“上下结合翻土法”,只需用一般的拖拉机带
First, the basic situation Chairman Mao said: “The fundamental way out for agriculture lies in mechanization.” In all parts of northwestern China, the task of leveling up the land for cultivation of terraces is very large. In many places there are fewer places and less labor. To change production conditions as soon as possible, we must actively carry out the mechanized construction of farmland infrastructures on the basis of upholding politics and promoting mass movement. Since 1972, some of our land use research labs have tested and popularized two methods of cultivating terraces with tractors and plows in succession in nine counties under the jurisdiction of six prefectures and cities of Shaanxi Province: one Kind of called “up and down with law”, just use the general tractor belt