【正文】 .........................................................9? 項目提出的依據(jù) ....................................................................10第二章 項目區(qū)概況 ................................12? 自然概況 .................................................................................12 地理位置及范圍 ..............................................................12 水文氣象 ..........................................................................12 地形、地貌及土壤 ..........................................................13 水資源 ..............................................................................15 耕地種類、數(shù)量及開發(fā)潛力 ..........................................15 自然災(zāi)害 ..........................................................................16? 社會經(jīng)濟(jì)狀況 .........................................................................16 土地利用現(xiàn)狀 ..................................................................17 農(nóng)業(yè)生產(chǎn)水平 ..................................................................17 科技服務(wù)體系狀況 ..........................................................18? 基礎(chǔ)設(shè)施 .................................................................................19第三章 項目建設(shè)的必要性和可行性 ..21? 項目區(qū)農(nóng)業(yè)和農(nóng)村經(jīng)濟(jì)發(fā)展的制約因素 .............................21SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesTSelectionParbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphFoLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointse11111111111111111111111111111111lectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraphFormatLineSpaci2222222222222222222222ngLinesToPoints2SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraphFccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraSelecSelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesTSelectionParbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphFoLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointse11111111111111111111111111111111lectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraphFormatLineSpaci2222222222222222222222ngLinesToPoints2SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraphFccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraSelec3? 開展土地沙化治理項目建設(shè)的必要性 .................................25? 開展土地沙化治理項目建設(shè)的可行性 .................................28第四章 水資源評價及供需平衡 .........31? 項目區(qū)水資源概況 .................................................................31? 項目區(qū)現(xiàn)狀水供需平衡分析 .................................................32 現(xiàn)狀水利工程可供水量 ..................................................32 供需平衡分析 ..................................................................35? 設(shè)計水平年 2022 年供需水量平衡分析 ...............................36 設(shè)計水平年可供水量 ......................................................36 設(shè)計水平年需水量 ..........................................................36? 項目區(qū)節(jié)水量分析 .................................................................42第五章 規(guī)劃設(shè)計 ....................................44? 指導(dǎo)思想 .................................................................................44? 選項原則 .................................................................................45? 建設(shè)標(biāo)準(zhǔn) .................................................................................46? 建設(shè)規(guī)模 .................................................................................50? 規(guī)劃布局 .................................................................................51? 建設(shè)期安排 .............................................................................52第六章 開發(fā)任務(wù)和建設(shè)內(nèi)容 ..............53? 開發(fā)任務(wù) .................................................................................53? 主要建設(shè)內(nèi)容 .........................................................................54 渠道工程 ..........................................................................54SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesTSelectionParbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphFoLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointse11111111111111111111111111111111lectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraphFormatLineSpaci2222222222222222222222ngLinesToPoints2SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraphFccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraSelecSelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointselectionParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesTSelectionParbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphFoLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPointse11111111111111111111111111111111lectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacingLinesToPoctionParagraphFormatLineSpaci2222222222222222222222ngLinesToPoints2SelectionParagraphFormatLineSpacingLinesToPointsSelectionParagraphFormatLineSpacing