外源硒處理對彌勒珠芽魔芋根際土壤細菌群落的影響
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中圖分類號S154.3文獻標識碼A文章編號 0517-6611（2025）11-0161-06
doi：10.3969/j.issn.0517-6611. 2025.11. 035
開放科學（資源服務）標識碼（OSID）：
The Effect of Exogenous Selenium Treatment on the Bacterial Communityin the Rhizosphere Soil of Amorphophallus muelleri HE Ping，JIAO Hong-peng，WUJi-lietal（Guangdong Provincial Geological Experiment &Tsting Center（（Guangdong MineralRe sourcesAppicationResearchInstute）/KeyLboratoryofRadioactiveandRareSateredMinerals，MinistryofNaturalResoucs，uang zhou，Guangdong 510080）
AbstractObetie]ToexplorethtofdingselefertlizeronthacterialommunityinezosperesoilofAmoolus muelri.edgompsdesitfceoitseslAmop underexogenousselenumtreatmentwereanalyzedbymeansof16Sampliconsequencingtecholog，andthefunctionsoftheelevantou nities werefurtheranalyzedthroughPICRUStfunctionpredictionanalysis.Result]ExogenousseleniumtreatmentincreasedtheOTUabundance，thenumberofuniquebactelOUandheommunitdversityintezosphresoilofAmohopallsmuelerisimultaously TheOTUabundanceandthenumberofuniqueOTUsintheselenium-treatedgroupwere1.O3and1.08timestoseinthecontrolgroup，respectively.PCoAfuterreveaedthattheamplesinteselenmreatedgoupandtecontrolgroupwereclearlyseparatedonthefistprincipalcomponentwithrelativelylargedistancebetwenedicatingthatteacterialcommunitystructuresinthzospresilof AmorphophalusmuelerietgrouseresignificantlfentSpecsompsiaalsissoedat，ompadwihetro group，tidoalchcteoeibceogae cesandGemmaimoasinesheoloftesle-treatedopeiedareasintredCRUStfutioprdtoed thatoreetabiadfcsoftactealmitinsAmopluslogostat mentwereenhancedcomparedwith toseinthecontrolgroup，suchasaminoacidmetabolism，carbohydratemetabolismandeergymetabo lism，etc.Conclusion]Exogenousselenutreamentcouldleadtoalargeumberofhangesitebacteralcomunityinthse soilforpopallsmuelei，hchasnducivetoeatingstablendredvsfdzospremicrobialmmnitucture. Kev wordsAmorbhophallus mueleri： Rhizosphere soil：Exogenous selenium treatment ： Bacterial communitv
魔芋（Amorphophallusspp.）是天南星科多年生草本植物，也是世界上唯一富含大量葡甘聚糖（KGM）的植物種群[1-2]，由于具有獨特的物理和化學性質，被廣泛應用于食品、醫(yī)藥保健、化學工業(yè)等領域[3]。（剩余11970字）