【正文】 ........................................................................................... 10 科技現(xiàn)狀 ............................................................................................................ 10 三、項目建設(shè)的必要性及可行性 .......................................................... 11 項目區(qū)農(nóng)業(yè)和農(nóng)村經(jīng)濟(jì)發(fā)展的制約因素 ............................................................... 11 項目建設(shè)的必 要性與可行性 ................................................................................... 12 四、項目區(qū)水資源評價及供需平衡分析 .............................................. 14 項目區(qū)水資源概況 ................................................................................................... 14 地表水 ................................................................................................................ 14 地下水 ................................................................................................................ 14 水資源利用現(xiàn)狀 ....................................................................................................... 14 現(xiàn)狀供需水量平衡分析 ........................................................................................... 14 項目實施后供需水量平衡分析 ............................................................................... 16 項目后供需水量平衡分析 ................................................................................. 16 綜合節(jié)水措施 ..................................................................................................... 16 水資源評價 ............................................................................................................... 17 五、規(guī)劃設(shè)計 ............................................................................................ 19 指導(dǎo)思想 ................................................................................................................... 19 建設(shè)標(biāo)準(zhǔn) ................................................................................................................... 19 規(guī)劃、布局及規(guī)模 ................................................................................................... 20 六、主要建設(shè)內(nèi)容和工程設(shè)計 ............................................................... 23 主要建設(shè)內(nèi)容 ........................................................................................................... 23 水利措施 ............................................................................................................ 23 農(nóng)業(yè)措施 ............................................................................................................ 23 林業(yè)措施 ............................................................................................................ 24 科技措施 ............................................................................................................ 25 工程設(shè)計 ................................................................................................................... 25 水利措施 ............................................................................................................ 25 農(nóng)業(yè)措施 ............................................................................................................ 29 林業(yè)措施 ............................................................................................................ 30 科技措施 ............................................................................................................ 31 七、工程 概算 ............................................................................................ 32 編制原則和依據(jù) ....................................................................................................... 32 投資概算 ................................................................................................................... 32 資金籌措 ................................................................................................................... 34 八、綜合效益分析 ................................................................................... 35 經(jīng)濟(jì)效益 ................................................................................................................... 35 效益計算 ............................................................................................................ 35 年均費(fèi)用計算 .................................................................................................... 36 經(jīng)濟(jì)效益 ............................................................................................................ 37 社會效益 ................................................................................................................... 37 生態(tài)效益 ................................................................................................................... 38 經(jīng)濟(jì) (財務(wù) )評價 ........................................................................................................ 38 經(jīng)濟(jì)效益計算 ..................................................................................................... 38 經(jīng)濟(jì)效益分析 .................................................................................................... 40 九、組織實施和運(yùn)行管護(hù) ....................................................................... 41 組織機(jī)構(gòu)設(shè)置 ........................................................................................................... 41 運(yùn)行管護(hù) ................................................................................................................... 41 十、環(huán)境影響與評價 ............................................................................... 43 環(huán)境現(xiàn)狀 ................................................................................................................. 43 環(huán)境影響與評價 ..................................................................................................... 43 十一、項目可行性結(jié)論與建議 ................................................................. 1 結(jié)論 ........................................................................................................................... 1 建議 ..........................