基于GIS與決策模型整合的基本農(nóng)田保護規(guī)劃系統(tǒng).pdf

1、中國農(nóng)業(yè)大學博士學位論文基于GIS與決策模型整合的基本農(nóng)田保護規(guī)劃系統(tǒng)姓名：程鋒申請學位級別：博士專業(yè)：土壤學指導教師：朱德舉20030601AbstractPrimefarmlandprotectionplanningisallimportantcontentoflandusegeneralplanning，whichistheprocessofselectingdeterminatequantityofcultivatedlandi

2、ntoprimefarmlandfromthecultivatedlandplannedbylandusegeneralplanningScientificandreasonableprimefarmlandprotectionplanningisveryimportantforprotectingcultivatedland，stabilizingagriculturalproductionandpromotingsustainabl

3、edevelopmentofsocialeconomyHowevernowthefactualplanningisalwayslackofscientificdecisionmakingandobjectivity，pursuingthequantityofprimefarmlandonesidedlywhileneglectingthequalitywhichleadstoprimefarmlandprotectioninformIn

4、addition，intechnicalmethodofplanning，althoughapplicationofcomputersubstitutesforconventionalmanualmethodstepbystep，thedecision—makingofplanningisstillmanualworkAtpresent，someprimefarmlandprotectionplanninginformationsyst

5、emshavebeendevelopedbasedonGIS，butmostofthemarerestrictedt0decisionprocessofquantitysuchasdemandforecastofprimefarmlandnotinvolvingindecisionprocessofspatialdistribution，whichcannotrealizetheautomatizationofprimefarmland

6、protectionplanningSoaimingattheproblemsofpresentprimefarmlandprotectionplanning，thedissertationsetsupadecisionsupportsystemforprimefarmlandprotectionplanningbyformingrelevantaiddecision—makingmodelsandintegratingwithGISt

7、ealizedecisionvisualizationwhichcanprovidetechniquesupportforplanningtheprimefarmlandprotectedareascientificlyreasonablyandefficientlyFirstlyaccordingtothecontentandprocedureofprimefarmlandprotectionplanning，thedissertat

8、ionputsforwardthatthekeytechnologyofprimefarmlandprotectionplanningincludesquantitydeterminationandspatialdistributionofprimefarmlandThenitdiscussestheprincipleofsolvingthetwoproblemsscientificallyThequantityCanbedetermi

9、nedbydemandforecastthequantitysentdownbythehigherauthorityandthecultivatedlandareastatedinlandusegeneralplanningAndthedeterminedquantityofprimefarmlandcanbebreakdowntotheadministrativeregionsatthenextlowerlevelbasedonthe

10、conditionofpopulation，cultivatedland，reservedresoureeandoccupationofcultivatedlandSpatialdistributionofprimefarmlandisacomplicateddecisionmakingproblem，whichinvolvesthreelogicalcorrelatedparts：rankingcultivatedlandsynthe

11、ticallyselectingcultivatedlandintoprimefarmlandandpartitioningpolygonindeterminedareaRankingisthebasicandkeypartinthespatialdistributionofprimefarmlandbecauseitdirectlyinfluencesontheresultsofselectingSecondly，basedonthe

12、principleofthekeytechnologycorrespondingdecision—makingmodelshavebeensetupInrankingtheindicatorsystemofaffectingcultivatedlandbeingselectedintoprimefarmlandhasbeenbuiltfirstlywhichiscomposedof8indicatorsinvolvedinquality

13、location，policyattributeandadministrativeinterventionofcultivatedlandThenbasedonthecharacterofranking，theideaofcombinationdecisionhasbeenbroughtforward，rankingcultivatedlandsyntheticallywiththreerankingmodelsincludingamo