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近几年潼关县组织力量对全县沟壑进行调查摸底,全县计有小流域(包括秦岭山区)8条,大小毛支沟1899条,全长1101.37公里。全县平均沟壑密度2.09公里/平方公里。其中黄土残原区有沟壑820条,长481.79公里,沟壑密度1.38公里/平方公里。黄土残原区人口密集,水土保持措施应采取保原固沟,搞好原边埂、沟边埂及沟头防护工程,原面修好水平埝地,沟坡修好水平梯田,陡坡种好水土保持林、草,沟底建库修坝,使其逐
In recent years, the organization of Tongguan County gully survey conducted a thorough investigation of the county counties of small watershed (including the Qinling Mountains) 8, the size of Mao branch ditch 1899, a total length of 1101.37 km. The average density of gully county 2.09 km / square kilometer. Among them, there are 820 ravines in the loess remnants, with a length of 481.79 kilometers and a gully density of 1.38 kilometers per square kilometer. Loess residue area densely populated, soil and water conservation measures should be taken to protect the original gully, improve the original border gully, ditch edge gully and ditch head protection project, the original level of the ground to repair, trench repair horizontal terraces, steep slopes planted soil and water conservation forest Grass, ditch building reservoir repair dam, make it by