【正文】 ....................................................................... 7 水文氣象 ................................................................................................ 7 地形、地貌及土壤 .................................................................................. 7 水資源 ................................................................................................... 8 耕地種類、數(shù)量及開(kāi)發(fā)潛力 .................................................................... 8 自然災(zāi)害 ................................................................................................ 8 社會(huì)經(jīng)濟(jì)狀況 .............................................................................................. 8 人口及勞動(dòng)力 ......................................................................................... 8 1 土地利用現(xiàn)狀 ......................................................................................... 8 農(nóng)業(yè)生產(chǎn)水平 ......................................................................................... 9 地方財(cái)政及農(nóng)民收入 .............................................................................. 9 農(nóng)業(yè)科技服務(wù)體系狀況 ........................................................................... 9 基礎(chǔ)設(shè)施 ...................................................................................................... 9 水利骨干工程現(xiàn)狀 .................................................................................. 9 田間工程現(xiàn)狀 ....................................................................................... 10 農(nóng)業(yè)機(jī)械及農(nóng)機(jī)服務(wù)設(shè)施 ..................................................................... 10 交通與電力 .......................................................................................... 10 第三章 項(xiàng)目建設(shè)的必要性與可行性 ............................................ 11 項(xiàng)目區(qū)農(nóng)業(yè)和農(nóng)村經(jīng)濟(jì)發(fā)展的制約因素 ................................................ 11 自然災(zāi)害的影響 ................................................................................... 11 灌溉方式落后 ....................................................................................... 11 傳統(tǒng)農(nóng)業(yè)生產(chǎn)投入不足 ......................................................................... 11 項(xiàng)目建設(shè)的必要性 .................................................................................... 11 是節(jié)約農(nóng)業(yè)灌溉用水的需要 .................................................................. 11 是提高項(xiàng)目區(qū)農(nóng)業(yè)生產(chǎn)力的需要 ........................................................... 11 是促進(jìn)農(nóng)作物高產(chǎn)穩(wěn)產(chǎn)，減輕農(nóng)民負(fù)擔(dān)的需要 ...................................... 12 項(xiàng)目建設(shè)的可行性 .................................................................................... 12 基礎(chǔ)配套條件好，滿足項(xiàng)目實(shí)施要求 ................................................... 12 具有實(shí)施類似項(xiàng)目 的經(jīng)驗(yàn) .................................................................... 13 群眾基礎(chǔ)好、積極高 ............................................................................ 13 政策支持，保證項(xiàng)目建設(shè) .................................................................... 13 配套資金有保證 .................................................................................. 14 第四章 水資源評(píng)價(jià)及供需平衡分析 ............................................ 15 項(xiàng)目區(qū)水資源情況 .................................................................................... 15 降水 ................................................................................................... 15 河流水系 ............................................................................................ 15 供需平衡分區(qū) ............................................................................................ 16 地表水資源量 ..................................................................................... 17 地下水資源量 ..................................................................................... 19 水資源總量 ........................................................................................ 21 水資源可利用量 ................................................................................. 23 項(xiàng)目區(qū)現(xiàn)有工程可供水量、現(xiàn)狀需水量及供需平衡情況 .................... 23 供水工程可供水量統(tǒng)計(jì) ....................................................................... 23 不同用水部門(mén)需水 量調(diào)查統(tǒng)計(jì) ............................................................ 24 現(xiàn)狀綜合用水水平分析 ....................................................................... 25 現(xiàn)狀年供需平衡分析 .......................................................................... 25 項(xiàng)目區(qū)設(shè)計(jì)水平年可供水量、需水量預(yù)測(cè)及供需平衡分析 ................ 26 需水量的預(yù)測(cè) ..................................................................................... 26 可供水量的預(yù)測(cè) ................................................................................. 30 設(shè)計(jì)水平年供需平衡分析 ................................................................... 31 第五章 規(guī)劃設(shè)計(jì) .......................................................................... 32 指導(dǎo)思想 .................................................................................................... 32 選項(xiàng)原則 .................................................................................................... 33 建設(shè)標(biāo)準(zhǔn) .................................................................................................... 34 綜合標(biāo)準(zhǔn) .............................................................................................. 34 水利標(biāo)準(zhǔn) .............................................................................................. 34 農(nóng)業(yè)標(biāo)準(zhǔn) .............................................................................................. 34 林業(yè)標(biāo)準(zhǔn) .............................................................................................. 35 科技措施標(biāo)準(zhǔn) ....................................................................................... 35 建設(shè)規(guī)模 .................................................................................................... 36 規(guī)劃布局 .............................................