我省广大贫下中农热烈响应毛主席“农业学大寨”的伟大号召，迫切要求改变生产条件，掀起了大打农业翻身仗、兴修水利、大搞农田基本建设的群众性治山治水热潮。广大贫下中农在重新安排河山的实践中，深深感到要多快好省地大搞农田基本建设，必须有大比例尺地形图资料，作为规划、设计的依据，必须用测 The vast majority of the poor and middle peasants in our province responded enthusiastically to the grand call by Chairman Mao on “learning from agriculture” and called for an urgent change of production conditions and set off a wave of mass water-control campaigns aimed at fighting over agriculture, building water conservancy, and popularizing farmland infrastructures. In the practice of rearranging rivers and lakes, the vast majority of poor and middle-peasants are deeply in the feeling that it is necessary to have more extensive and topographical information on farmland infrastructures and must have a large-scale topographical map as the basis for planning and designing.