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青海省民和县柴沟,是近四年来开展集中治理的一条试点流域,面积38平方公里,年治理进度平均约为15%,治理速度较快。1985年5月3日受到一次暴雨袭击,受灾中最严重的是所属范围的深巴沟。深巴沟小流域面积6平方公里,近两年,荒坡整地造林4000亩,垫沟造地150亩,并全部用作苗圃,种满沙柳、杨、榆等树苗,治理度已达46%,具有治理速度快、经济效益好的特点。但在此次暴雨洪水中,150亩沟滩地冲坏130亩,所有苗木全被冲毁;并冲走沟边备用的石料1400方,砂子3400方;坡耕地冲出稠密的细沟、切沟,庄稼多被冲压毁坏;山坡整地工程(水平沟)也多被冲坏。据乡政府估算其损失约7.5万元。造成这一事故的原因是多方
Qinghai Province and County Chai ditch, is the last four years to carry out a pilot management basin, an area of 38 square kilometers, the average annual progress of about 15% of governance, governance faster. On May 3, 1985, it was hit by a torrential rains, the most serious of which was the deep-seated ditch in its area. Shenbaigou small watershed area of 6 square kilometers, the past two years, alpine slope afforestation 4,000 acres, paddy ditch 150 acres of land, and all used as nurseries, planted Salix, Yang, Yu and other saplings, governance has reached 46 %, With governance speed, good economic returns. However, during the storm and flood, 150 mu of ditch beach damaged 130 mu and all seedlings were washed away; and 1,400 square stones of spare stone and 3,400 square meters of sand were washed away from the ditch; , More crops were destroyed by stamping; hillside preparation project (horizontal ditch) are also more washed. According to the township government estimated its loss of about 75,000 yuan. The cause of the accident is multifaceted