長江上游珍稀特有魚類國家級自然保護區(qū)(宜賓段)水生植物多樣性研究

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中圖分類號S759.9文獻標識碼A

文章編號 0517-6611（2025）11-0090-08

doi：10.3969/j.issn. 0517-6611. 2025.11. 020

開放科學（資源服務）標識碼（OSID）：

Research on PlantDiversity inthe National NatureReserveof Rareand Unique Fish Species inthe UpperReachesoftheYangtze River（Yibin Section）

GUOHao-fanJgbin，GJjuetal（IstituteofolgicalConsevatidRstratio，secadefF estryeijng；iteofddbdol andRestoratioigo；.ibrstdboru，;bsettele Reserveof RareandUnique Fish Speciesinthe UpperReachesofthe YangtzoRiver（Yibin Section），Yibin，Sichuan 0）

AbstractThissudyconductedasureyandanalysisofaquaticplantdiversityintenatioalnatureresereofrareandedemicfishspeis intheuperreachesof heYangtzeRiver（hereinafterreferedtoasthe“reserve"）（Yibinsection）bycombiningthesplinemetodandsamplingmethod.Thesultssotattereare9specisoflantsbelongingto59gneraand63familiesintheserve（Yibinsctio）he mainrepresentatietscueersicaresis，rcrialifoustIabidednto“satsfdu Phragmitesstralsot”，"Dsigonndesissoatio”，“l(fā)ixtialifoaoatio”d “PersicariacesisPlyofgViciacoatio.eiesdstin“Dscrotgeroncadessoo issignificantlyowrantatioociatioscatigtatisieplatsaveaosipactolocalplatdvesitisudy providesthefistcomprehensivereportontheaquaticplantdiversityinthereserve（Yibinsection）revealingthesevereimpactofinvsive plantsonnatiepecis.Itudesorstdtproprevetigtelossoflatdivesityineangeivosdtro ling invasive species in the management of the Yibin section.

KeyWordsYangtze River Basin;Aquatic plant; Biodiversity index;Plant association;Invasive species

植物作為生物多樣性的核心組成部分，在各類生態(tài)系統(tǒng)中發(fā)揮著關鍵作用。（剩余13396字）