气候变化对光叶海桐潜在适生区的影响

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关键词光叶海桐；MaxEnt模型；气候变化；适生区预测;降水量

中图分类号S718.45文献标识码A

文章编号 0517-6611（2025）21-0131-06

doi：10.3969/j.issn.0517-6611.2025.21.024

AbstractBycombiningtheMaxEntmodelandArcGISsoftware，basedondistributionpointdataandenvironmentalvariables，theotential suitableareasfortecurentandfutureSSP6andSSP585senariosofPitosporumgbratumLindin04-2O6werepredictedee sultsshowedtattemanteviroetalfctigistrbutiooftospglabatuLidlrtistoth on，anualagpriiaioidersterpiiatiodaltmpaureeiictoi climaticfactoingitsdistrbutioAtprest，ehsuitableabitatareasofGuangeHaitongemainlydistrbutedinsouteste Hubei，southeastenChongqing，southenGuzou，outheHunanastemGuangxiasten Guangdong，astenFujan，outheasteZ jiang，and northeastern Taiwan，accounting for about 0. 95% of the study area.The current and future suitable habitat range of Pittosporum glabratumLind.from24toOOisasicallthesae，withtetotalsuitableabiatareacontiuouslyexpandngutotigificatlyile thehighuitableabitatareaisadualldecreasigtrateissouldbstablishdfprotetioissddentifdtonatronmentafactosftingtedistrbutioofPitosporumglbratumLindandpredictedispotentialsuitableabitatinCinuderut andfuturecliatesarosovdineoreticalsisrotetiosioseatiorductiliatiol velopment and utilization of Pittosporum glabratum Lindl. wild germplasm resources.

Key wordsPitosporum glabratum Lindl.;MaxEnt;Climate change;Prediction of suitable habitat;Precipitation

植物适宜生境分布受到多种因素的制约，气候、地形、土壤都是影响植物分布的关键因素，其中气候是影响植物分布的主导环境因素之一，全球气候变化在一定程度上影响着植物分布范围[1-2]。（剩余11858字）