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资阳市雁江区位于四川盆地腹心地带,面积1632k m2,其中水土流失面积1073k m2,占总面积的65.7%;坡耕地水土流失面积457k m2,占耕地面积的70.2%。特别是丹山镇,2008—2010年水土流失面积达28km2,年土壤流失总量达13万t。2010年4月,雁江区通过竞争比选,成为四川省坡耕地水土流失综合治理试点工程县(区),掀起了坡耕地水土流失综合治理建设高潮,当年就实施坡改梯
The Yanjiang District of Ziyang City is located in the heart of the Sichuan Basin with an area of 1632k m2, of which 1073k m2 is soil erosion, accounting for 65.7% of the total area. Soil erosion area is 457k m2, accounting for 70.2% of the cultivated land. Especially in Danshan Town, the area of soil erosion in 2008-2010 is 28km2, and the annual total soil loss amount to 130,000 tons. In April 2010, Yanjiang District became the pilot counties (districts) for the comprehensive management of soil and water loss in the arable land in Sichuan Province through competition and comparison, setting off the climax of the comprehensive management of soil and water loss in arable land. In the same year,