长三角地区城镇土地经济密度多尺度空间格局演变及驱动因素分析
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The EvolutionandDriving Factors of Multiscale Satial Paternof UrbanLandEconomic Densityinthe YangtzeRiver Delta RegionHE Bei-bei， BIAN Yue-feng，YUAN Yu-meng et al（Jiangsu Suzhou Cadre Colege， Suzhou，Jiangsu ）
AbstractBasedoeulti-tempoalandgresolutioglobalubanorderterpretationdatain22，taking06outis（iies，i tricts）andaboeinngeierDelaseseahect，euyTilide，lobalandlocastautocoelaoalyi torevealthecharacteriticanddrivingfactorofthesatialevolutionofurbanlandconomicdenstyinteYangtzeRiverDeltafotrovin cial，municipal and county areas.The results of the study show that： ① The urban land economic density of the Yangtze River Delta is generallynothigh，andthdierencesbetweenregiosareobvious.Frotheciyscale，53.65%ofteurbanlandecoomicdnsityisoerthan theaveragelevelanddistributedmainlyintenortheofJiangsuandAnui.hespacediferencesinmoscitisintatregiosarealso large；from the perspective of thecounty scale， 76.47% ofcounty（city，district）land economic densityis lower than the average level，which is widely distributed than the municipal level. ② In the Yangtze River Delta region，the economic density of urban land at the city level and county-levelsaleigatstialposieaos，ilyfedetoeas（cgHalue heterogeneousregos）Amongteteig-valueaglomeratioandlow-vauehterogenousaeasaredistrbutedlsselovaluea glomerationareaisthemostgatheringareacoveringthelargestnumberofcitiesandthekeyfocusareaintefutue.Theconomicdesityof urbanlandintistyeofeaisalowdensityaraandeaveragedesitydosnotedOilionyan/kAtdiferentspacesal， the spatial agglomeration is a certain diference，and the county-level scale is more scattered. ③ Economic factors have the greatest impact on theeconomicsityoflandineageRivrDeltagioutfrotpespctieofspificidcators，ereaeertainisin theinfluencingfactorsdterexplaatorypowriteajoras.erapiaGDdustrialsructue，ndaveagedt amountof assetinvestment，thelabordensityofthesecondandthird industrieshaveagoodabilitytointerpreteacharea.
Key WordsLand economic density；Driving factors；Multi scale；The Yangtze River Delta region
土地经济密度是衡量区域土地投人与空间经济产出协调状况的重要指标，能够在一定程度上反映区域土地利用效益和集约利用状况[]。（剩余10758字）