基于GIS与决策模型整合的基本农田保护规划系统

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1、中国农业大学博士学位论文基于GIS与决策模型整合的基本农田保护规划系统姓名：程锋申请学位级别：博士专业：土壤学指导教师：朱德举20030601AbstractPrimefarmlandprotectionplanningisallimportantcontentoflandusegeneralplanning，whichistheprocessofselectingdeterminatequantityofcultivatedlandintoprimefarmlandfromthecultivatedlandplannedbylandusegene

2、ralplanning．Scientificandreasonableprimefarmlandprotectionplanningisveryimportantforprotectingcultivatedland，stabilizingagriculturalproductionandpromotingsustainabledevelopmentofsocialeconomy．However'nowthefactualplanningisalwayslackofscientificdecision-makingandobjectivity，pu

3、rsuingthequantityofprimefarmlandone-sidedlywhileneglectingthequality,whichleadstoprimefarmlandprotectioninform．Inaddition，intechnicalmethodofplanning，althoughapplicationofcomputersubstitutesforconventionalmanualmethodstepbystep，thedecision—makingofplanningisstillmanualwork．Atp

4、resent，someprimefarmlandprotectionplanninginformationsystemshavebeendevelopedbasedonGIS，butmostofthemarerestrictedt0decisionprocessofquantitysuchasdemandforecastofprimefarmland．notinvolvingindecisionprocessofspatialdistribution，whichcannotrealizetheautomatizationofprimefarmlan

5、dprotectionplanning．Soaimingattheproblemsofpresentprimefarmlandprotectionplanning，thedissertationsetsupadecisionsupportsystemforprimefarmlandprotectionplanningbyformingrelevantaiddecision—makingmodelsandintegratingwithGIStorealizedecisionvisualization．whichcanprovidetechniques

6、upportforplanningtheprimefarmlandprotectedareascientificly,reasonablyandefficiently．Firstly,accordingtothecontentandprocedureofprimefarmlandprotectionplanning，thedissertationputsforwardthatthekeytechnologyofprimefarmlandprotectionplanningincludesquantitydeterminationandspatial

7、distributionofprimefarmland．Thenitdiscussestheprincipleofsolvingthetwoproblemsscientifically．ThequantityCanbedeterminedbydemandforecast,thequantitysentdownbythehigherauthorityandthecultivatedlandareastatedinlandusegeneralplanning．Andthedeterminedquantityofprimefarmlandcanbebre

8、akdowntotheadministrativeregionsatthenextlowerlevelbasedonthe