【正文】 ................................................................................................26 土地利用現(xiàn)狀 ...............................................................................................................................26 項(xiàng)目區(qū)水地流失 ...........................................................................................................................28 項(xiàng)目區(qū)水土保持情況 ...................................................................................................................28 項(xiàng)目區(qū)小流域概況 ...........................................................................................................................29 基本情況 .......................................................................................................................................29 自然概況 .......................................................................................................................................30 經(jīng)濟(jì)社會(huì)情況 ...............................................................................................................................313 土地利用 .......................................................................................................................................31 水土流失及防治 ...........................................................................................................................31 防治現(xiàn)狀 .......................................................................................................................................34 水土保持現(xiàn)狀和效果 ...............................................................................................................34 主要治理經(jīng)驗(yàn)和存在問(wèn)題 .......................................................................................................34 附圖附表 ...........................................................................................................................................36 附圖 ...............................................................................................................................................36 附表 ...............................................................................................................................................36第四章　　 建設(shè)任務(wù)與規(guī)模 ..................................................................................................................37 建設(shè)任務(wù) ...........................................................................................................................................37 建設(shè)目標(biāo) ...........................................................................................................................................37 建設(shè)規(guī)模 ...........................................................................................................................................37 治理措施總體布局和配置 ...........................................................................................................37 建設(shè)任務(wù)和規(guī)模 ...........................................................................................................................38 土地利用結(jié)構(gòu)調(diào)整 ...........................................................................................................................39 生產(chǎn)發(fā)展方向 ...............................................................................................................................39 土地利用結(jié)構(gòu)調(diào)整 .......................................................................................................................39 水土保持分區(qū) ..................................................................................................................................40 總體布置 ...........................................................................................................................................40 工程布置原則 ...............................................................................................................................40 工程措施總體布置 .......................................................................................................................41 典型小流域選擇 .......................................................................................................................42 項(xiàng)目區(qū)水土保持措施配置 ...........................................................................................................42 項(xiàng)目區(qū)總體布局及措施體系 .......................................................................................................43 工程措施設(shè)計(jì) ..................................................................................................................................43 平田整地典型設(shè)計(jì) .......................................................................................................................43 水利工程設(shè)計(jì) ...............................................................................................................................44 水土保持林典型設(shè)計(jì) ...................................................................................................................45 經(jīng)果林典型設(shè)計(jì) ...........................................................................................................................46 封育治理典型設(shè)計(jì) .......................................................................................................................46 作業(yè)道路典型設(shè)計(jì) .......................................................................................................................47 排灌溝渠典型設(shè)計(jì) .......................................................................................................................47 工程量估算 ......................................................................................................................................48 施工條件 ..........................................................................................................................................494 交通、水電、道路等條件以及氣候、農(nóng)事活動(dòng)等因素對(duì)施工的影響。新形勢(shì)新階段對(duì)水土保持工作提出了新的更高的要求， 中央一系列重大部署和新的《水土保持法》為新時(shí)期水土保持發(fā)展與改革的目標(biāo)任務(wù)指明了方向，提供了依據(jù)。堅(jiān)持保護(hù)優(yōu)先和自然恢復(fù)為主，從源頭上扭轉(zhuǎn)生態(tài)環(huán)境惡化趨勢(shì)。（2）促進(jìn)人與自然和諧的要求新時(shí)期治水思路的本質(zhì)內(nèi)涵是以水土資源的可持續(xù)利用保障經(jīng)濟(jì)社會(huì)的可9持續(xù)發(fā)展，實(shí)現(xiàn)人與自然和諧相處。項(xiàng)目區(qū)土地及光熱資源豐富，水源有保障，通過(guò)水土保持