1975年3月16—26日在兰州召开的中国科学院治沙研究工作交流会,有甘肃、新疆、内蒙、陕西、宁夏、青海、辽宁、吉林、河南等省(区)的先进治沙单位的代表、工矿、交通部门、高等院校和专业研究机构的代表共130多人参加。代表中,来自治沙第一线的牧区、农区社队和生产建设兵团的工农兵代表,来自基层农林部门的代表占半数以上。会议体 March 16-26, 1975 held in Lanzhou, China Institute of Sand Control Research exchange, with Gansu, Xinjiang, Inner Mongolia, Shaanxi, Ningxia, Qinghai, Liaoning, Jilin, Henan and other provinces (autonomous regions) advanced sand control unit More than 130 delegates from representatives, industrial and mining departments, transportation departments, institutions of higher learning and specialized research institutes attended the conference. Among the representatives, representatives from the pastoral areas, grass-roots communes and production and construction corps in the first line of desertification control represented more than half of the representatives from the grass-roots agriculture and forestry departments. Conference body