基于土地利用碳密度的丹江口库区碳储量空间分布特征分析

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开放科学（资源服务）标识码（OSID）：

AnalysisofSpatialDistributionCharacteriticsofCarbonStorageinDanjangkouReservoirRegionBasedonLand-useCarbonDen sity

YAOJia-yin，LINan-xinDENGZi-xi（FacultyofResourceandEnviroentScieceHubeiUniveity，KeyaboratoryofRegioal Development and Environmental Response，Wuhan，Hubei 430062）

AbstractThoughcorectingland-usecarbondensityusing022landuseataandtheIVESTodel，thecharacteristicsandipactf lnd-useontespatialdistrbutiofarbonstorageinteanjangkouresevogionwereivestigatedTesultsshoedtatin， theland-usetypeofDanjiangkoureservoirregionwas dominatedbyforestandfarmland，withthetotal proportionmore than 90% ; forest was mainlydistributedinteoutaiousandillreasineorten，westeandouthpartsofereseirgionandfalandws mainlydistributedneastepartandtvalyreasiineesegion.Tearbdensiofirentlandusetsinse voirregionwasvariedSoilorganiccarbondnsityontributedostsignificantlytothetotalcbondensityofachland-usetypeUderthe influence of temperature and rainfall，the total carbon density of forest in 2O22 was the highest at 119.80Vhm2 ，far exceeding that of other land types. The total carbon storage in Danjiangkou reservoir region in 2O22 was 1.79×108 t. Among them，forest and farmland were the most important carbon pools，and the total carbon storage of the two was 99. 45% . Influenced by the spatial pattern of land-use and carbon density， thecarbonstoragemainlyshowdtespatialdistributionharacteristicsoflowerintheareaearwaterandhigherintheaeaaayfrowater. KeywordsCarbndsity;arbonstoage;aracteristsofspatialdistrution;LanduseteVESTodel;njangkoeseiio

区域土地利用是陆地生态系统碳储量的主要影响因素之一。（剩余5488字）