干旱生態(tài)脆弱區(qū)土地利用轉化的土壤保持服務供需匹配研究

——以寧夏為例

打開文本圖片集

關鍵詞干旱生態(tài)脆弱區(qū)；土壤保持；供需匹配；InVEST模型

中圖分類號S157文獻標識碼A

文章編號 0517-6611（2025）08-0035-07

doi：10.3969/j.issn.0517-6611.2025.08.009

開放科學（資源服務）標識碼（OSID）：

AbstractLandussaethpatialexprsftesafotusenddevelopetofidustralcturedohe spatialcaforasfoaiossrfotiototoltalitustree functionofologicacseirisfoudatioforostructioofuadomuitydndologicallfrile areas，thereisighpresueonsoilerosiocoloicalprotetioundermultiplesousofiskandvarabledisturbacesoaceehg qualitydeveloptdoltdabilityiisucialtolatdsobsoflseaie functions.TisarticleusesthIVEodeltoudythesolonsevationfuctioupplyanddmandmatcingndrissofduee aridzoneofcentralingxiafro2otoThersussowthat：Intheast 2Oyeas，terasbenasigificantexpansiofostuction lnd，minlyeofiedlddseblse totalsupplyanddmandforsoilonsevationarethonthiseithncreaseieaswheresupplyfalssortfdemand.Thandfor soilconseratioioginoutygiputrtdHnouteasidrdofplndatisin whilethespatialatetwnsplndndierallyeasingoespectieofsuplydandskeisf supplyaddndofiloseatiosvsisailtribtdinogaotictHanotyorartofcout andthenorthwstofogxinountyicascreasdfrotutthristillrskpressure.ereforeetrolses fromtheaspectsfsuplydmandndiskaageentareproosdtoprovidediblebasisndathefereeforimprovingtevalueof land use and soil conservation services in arid and ecologically fragile areas.

Key WordsArid and ecologically fragile areas；Soil conservation；Matching supply and demand；InVEST model

生態(tài)安全是國家安全的基礎，直接關系生態(tài)系統(tǒng)的服務功能和經(jīng)濟社會發(fā)展的質量，“十四五"規(guī)劃及黨的二十大指出生態(tài)文明建設的重要地位，要提升生態(tài)系統(tǒng)質量和穩(wěn)定性。（剩余8476字）