曲靖地区的水土流失及治理展望

Soil Loss in Qujing Prefecture and the Prospect of Its Harnessment

地处珠江源头和长江上游的曲靖地区,水土流失面积15916.64km^2,占土地总面积32565.5km^2的48.88％,部分县滑坡、崩塌、泥石流灾害发生频繁,石化速度惊人。1982年全国第四次水土保持工作会议后,各级党委、政府加强了水保机构和专业队伍建设,水土保持工作逐步走上了依法防治、科学治理的轨道,目前全区已完成水土流失初步治理面积2163km^2。全国第五次水土保持工作会议后,区内部分县(市)被列为国家水土流失重点防治区,各级政府和业务部门紧紧抓住机遇,实行科学规划、规范化治理,把治理与区域经济开发紧密结合起来,使水土保持工作进入了一个新的发展阶段。

Qujing Prefecture located in the source area of the Pearl River and the upper Yangtze River, had a soil loss area of 15916 hm2, taking up 48. 9% of the total land area. Landsliding, collapsing and debris flow took place frequently in some counties, with an astonishing rate of becoming rock-y. After the fourth national conference of soil conservation, party committees and governments at various levels have enforced the construction of soil conservation institutes and specialized labour force, and soil conservation work gradually gets onto the track of scientific prevention and har-nessment according to the law. Up to date, 2163 km2 of soil loss area have been preliminarily harnessed. After the fifth national conference of soil conservation, some counties and cities within the prefecture were listed in the national key soil loss harnessment areas. Governments and founc-tional agencies at various levels grasped the opportunity, carried out scientific planning and standardized harnessment, combined harnessment with regional economic development, the soil conservation work entering a new development stage.