奈曼旗南部山区从1983年开始以小流域为单元进行综合治理,到1987年末,五年时间,完成综合治理面积55.14万亩,占全旗水土流失面积的21.2％,相当于1982年前二十七年治理面积的总和。水土流失得以控制,山区农牧业生产开始走向良性循环的轨道。全旗年产粮食基本稳定在5000万公斤左右,比大规模治理的1980年翻了一番多,粮 Since the beginning of 1983, the southern mountain of Naiman Banner has been comprehensively managed with the small watershed as its unit. By the end of 1987 and the five-year period, the comprehensive governance area was 551,400 mu, accounting for 21.2% of the entire area’s water and soil loss, equivalent to the first two in 1982 Seventeen years the total area of ​​governance. Water and soil erosion can be controlled and the production of agriculture and animal husbandry in mountainous areas begins to move toward a virtuous circle. The annual output of grain has basically stabilized at about 50 million kilograms, more than double that of 1980,