小麦轮作对西瓜连作大棚土壤代谢物的影响

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关键词：西瓜（Citrulluslanatus）；连作障碍；小麦轮作；土壤代谢物

中图分类号：Q93-33;S154.3;S344.15 文献标识码：A

文章编号：0439-8114（2025）12-0061-05

DOI：10.14088/j.cnki.issn0439-8114.2025.12.011 开放科学（资源服务）标识码（OSID）：口

Effects of wheat rotation on soil metabolites in continuous cropping greenhouses of watermelon

YI Li-cong1.²，ZENG Fen 1，2，3 ，WU Na²，ZHOUWei1，²，WANG Yun-qiang12，DAI Zhao-yi1，2 （1.HubeiKeyLaboratoryofgeableeplasEceetandGeeticprovnthaOina;stuteofoicCs， HubeiAcademyfAgicuuraenc，Wuhan4，ina；3Colgoforticulure，uazogAiulturalUvesity，Wu， China）

Abstract：Theefectsofwheatrotationonthespeciesandabundanceofsoilmetabolitesincontinuouscroppinggreenhouseofwater melo（Ctrulluslanatus）wereinvestigatedbywide-targetedliquidchromatographymassspectrometry.Theresultsindicatedthat thereweresignificantdiferencesinboththecompositionandabundanceofmetabolitesbetweenthewinterfallwsoil（CK）andthe wheat-rotatedsoil（WT）.Atotalof1405metabolitesweredetectedinthetwosoilgroups，whichweremainlyconcentratedinlipid andlipid-like molecules，organicacidsandtheirderivatives，organic heterocycliccompounds，benzenederivatives，etc.Atotalof 228dierentialmetaboliteswereidentified，inluding41up-regulatedmetabolitesand187down-regulatedmetabolites.Compared withthe CK，theabundanceofcompoundsasociatedwithanti-pathogenic microorganisminthe WTgroupwassignificantlyhighe， suchasoridin，reticulinylum，andsilagenin.Conversely，theabundanceofcompoundslinkedtocontinuouscroppingobtacles， suchasindoxylslate，spenol，heniccidand9，poxyseariccid，asmarkedlydued.KEGGeichmetlyis vealedthatthepathwayofcutin，suberin，andwaxbiosynthesiswassignificantlyenrichedItcouldbeseenthatwheatrotationcould improve the types and abundance of metabolites in watermelon continuous cropping greenhouse soil.

Key words：watermelon（Citrullus lanatus）；continuous cropping obstacle；wheat rotation；soil metabolites

中国西瓜（Citrulluslanatus）生产面积约150万hm2 ，是全球最大的西瓜生产国，年产量约占全球总产量的 60%[1，2] 。（剩余6602字）