介绍: 项目区总面积160.0km2,水土流失面积72.5 km2,占总面积的45.0%;203省道向东5km处为界,东西宽2km,南北长14.5km,面积29.0km2, 为水土保持预防监督区,占水土流失面积的40.0%;预防监督区边界向东宽3km,南北长14.5km 面积43.5km2,为水土保持综合治理区;规划治理面积43.5 km2,占水土流失面积的60.0%。