青海省设施农田土壤养分特征及综合评价
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中图分类号：S158 文献标志码：A 文章编号：1672-2043（2026）01-0148-08 doi：10.11654/jaes.2025-0656
Characteristics and comprehensive evaluation of soil nutrients in facility farmland in Qinghai Province
CAO Yiyun，SONG Mingdan1²，Talingewal2，WANG Hui，WANG Xiaomei'，ZHOUZizhe，CHENYao，FUJiaojiao，LYe （1.AcademyofAgricultureandForestrySciences，QinghaiUniversityXining10o6，China;2.XiningIntegratedFielditific ObservationandResearch Station of the MinistryofAgriculture and RuralAffirs，Xining 81Oo16，China）
Abstract：sdidtatsiltuspaialsrbtioacestdngctosfaglt farmlandinQinghaiProvince，providingsientifcsupportforoptimizingplateaufacilityfarlandmanagement.Using733surfacesoil samples（O-20c）fromconceratedfacilityrlandreas，bindwihstatitialandpatialaalysis，teeseacheplodoty scalesoiltrnterogitympsitrtatusddgctosulscatedglpowe andtotalnitrogen，butlevatedlevelsoftotalphosphrus，totalpotasium，alkaliydrolyzablenitrogenavailablephospusad availablepotas，ithgantrntbalacsparticularlcesieotalpspus.mpreeietood anortheast-higndsouthst-lpate，roglyorelatedithualG.Spatialanalysisevealeddistitageatiooaus oforganicmater，totalrogn，ndalidrolyableitrogncocetratediazaadGuide，hilegaluesodiedu Xining，andDatongwithpHshowinganoppositeistrbution.ThefidingsdemonstratethatQinghai’sfalityfarmlandsoilutrts exhibitsignificantspatialpaternsifluencedbybothenvironmentalfactorsandhumanmanagement，providingabasisfordeveloping region-specific soil management strategies.
Keywords：facility farmland; geostatistics; comprehensive evaluation of soil nutrients; GIS
设施农业作为技术密集型农业，可通过突破自然限制保障粮食安全，具有高投入、高产出、高效率的特点2。（剩余15853字）
