不同植被恢复模式对黄土高原生态水文特征的影响

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关键词：植被恢复模式；生态水文特征；配对流域；黄土高原

中图分类号：X143 文献标识码：A 文章编号:1008-9500(2025)06-0210-03

DOI: 10.3969/j.issn.1008-9500.2025.06.062

Impacts of Different Vegetation Restoration Patterns on the EcoHydrological Characteristics on the Loess Plateau

XIALu,MAYunxiu,LIYunxiao,YANMeiting (College of Resources and Environment,Shanxi Agricultural University,Jinzhong O3o8O1,China)

Abstract:Inrecentyears,large-scaleecologicalrestorationontheLoess Plateau has changed theregional ecological hydrologicalcharacteristics,butthereisrelativelylitleresearchontheimpactofdiferentvegetationrestorationmodels onecologicalhydrologicalcharacteristics.Therefore,takingthreediferentvegetationrestorationsmallwatersheds (closed, artificialforest,andsemiagriculturalandsemi pastoralwatershed)intheCaijiachuan watershedofJicounty,Linfen city,Shanxiprovinceastheresearchobject,thisstudy explorestheimpactofdiferentvegetationrestorationmodelson landcover,soil physical properties,and waterandsedimentcharacteristics.Theresultsshowed thatthelandtypes in the restrictedwatershedwere mainlyforestlandandhighcoveragegrassand,whilethoseinthearificialforestwatershedwere mainly forestlandandlowcoveragegrassland,andthoseinthesemiagriculturalandsemi pastoral watershed weremainly lowcoveragegraslanddclivaedand;thesoilpaciyofcodaryorstlandtiicalforstlandndd significantlylowerthanthatofgriculturalland,whilethesoilporosityshows theoppositepatern;theclosureofecondary forestsandartificialforests inwatershedshasagoodeffectonreducing waterandsediment,aswellasregulatingdryruoff. Keywords: vegetation restoration paterns ;eco-hydrological characteristics ;paired watersheds;loess plateau

黄土高原土壤侵蚀严重，生态系统脆弱。（剩余3750字）