肥料处理对土壤黑长角姚功能性状和肠道细菌共现网络及构建机制的影响

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关键词：肥料；黑长角姚；功能性状；肠道细菌群落；共现网络；群落构建中图分类号：S154.5 文献标志码：A 文章编号：1672-2043（2025）06-1571-11 doi：10.11654/jaes.2024-0769

Effectsof fertilizer onfunctional traits and gut bacterialco-occurrence network and assembly mechanismof hesoilEntomobryaproximaFolsom

YANG Xinyue，LI Gang*，XIU Weiming

（Agro-EnvironmentalProtection Institute，MinistryofAgricultureandRuralAfairs，Tianjin3Oo191，China）

Abstract：Inodrtveatesofrtillaiotialraitsuttealoceekdbly mechanismincollmbolan.EntomobyaproximaFlsomasanabundantsoil-dwelingspeciesinNorthhinaasselectedinthestudy. Dietaryexposureasemploedtosimulatesenariosoffertilizerapplication.Microscopicobservation，qPCR，andigtoughput sequencing technologywereutilizedtoassesschangesinfunctionaltraitsandgutmicrobiotaofEntomobryaproximaunderfertlier application.Byintegaingultivaatestatisialmetds，ourcepattsandomnitysseblyehaimofgutbactea wereanalyzd.Theesultsshowedthatfertlizerapplicationsignificantlyinfluencedfunctioaltraitsandgutbacterialabundacein Entomobryaproim.Tegutbacterialommuityouldsisttestressoforganicfertlizerbyincreasingthecomplexityofetwokand reducethedisturbanceofiorganicfertlirtoteolenetworkbyincreasingteodularity.Teresasignificantnegatieoeaion betweenthfunctionaltraitsofEntomobraproximaandtheelativeabundanechangesofdellvibriootaand Myxooccotaintheirgut bacterialcommunityRandomprocsesplayedapredominantroleinshapinggutbacterialcommunityinEntomobryaproxima.The applicatioofrtilizerresultedinaductioofterogeeusseleti’sole，icreasedteimporanceofdiftTeniceidthofthe gubacteralortOrt hadadversefectsouctioaltraitsiEntomobproi，aledutacterialaundaoocurceetworktd communityasemblyansInomprisontoranicfertilieganicfertlreedlssmpactoeEntomoboi. This suggests thatorganic fertilizer is more conducive to agricultural sustainabilityand biodiversity conservation.

KeyWords;fertl;tomooFcialitcteal;k;iblymechanism

在全球变化背景下，农业土地集约化的典型措施一一化肥施用对土地资源的自然肥力带来了深远的负面影响，同时降低了在农业生态系统中发挥关键作用的土壤动物的多样性和丰度[2-3]。（剩余20447字）