陜西南宮山不同植被類型土壤水文功能及影響因素研究

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文章編號(hào)：1674-6139（2025）06-0161-06

中圖分類號(hào)：X53文獻(xiàn)標(biāo)志碼：B

Soil Hydrology Function and Influencing Factors of Different Vegetation Types in Nangong Mountain of Shaanxi Province

Zhang Shulan 1，2 ，Zhang Haijun3，，Zhang Yihao’，Han Bingfeng’，Wang Yaping 1，2 （1.School of Chemistry and Environment，Ankang University，Ankang 7250oo，China； 2.AcademicianExpertWorkstationofSaaniAsoiationforSiencendTchologyAnkangUnversity，AnkangOCina； 3.Collge of Modern Technology of Agricultureand Biology，Ankang University，Ankang725Ooo，China）

Abstract：Theysicalandchemicalpropertis，fieldwatercapacityndaturatedwaterconductivityofilwithdirentetation typesinNangongMountainweremeasured.TheresultsshowedthatthesaturatedwaterconductivityofdiferentvegetationwasO.5～ 2.55mm/min ，with grassland > deciduousbroad-leaved forest > coniferous mixed forest > evergreen coniferous forest.The soil field water capacity ranged from 31.95% to 65.05% ，with deciduous broad-leaved forest > mixed forest > grassland > evergreen coniferous forest.Theontentoforganicmaterndnoncapillryporosityarethedirectdminantfctorsfectingtesaturatdwaterconductivityf soilinthisegioulksityisttomantctortingsoleldateapacityndeidittfapilosiy onsoil field water capacity through bulk density is obviously greater than its direct effect.

Keywords：Nangong Mountain;physicalandchemical propertiesofsoil；saturated waterconductivity;field watercapacity

前言

土壤飽和導(dǎo)水率和田間持水量是土壤水文功能的兩個(gè)重要指標(biāo)，反映了土壤的導(dǎo)水和持水能力；同時(shí)，對(duì)相關(guān)的影響因素研究一直是學(xué)者門研究的熱點(diǎn)，并且從不同植被以及坡位、坡向、海拔等地形因子開展了相關(guān)研究[1-5]，分析了土壤理化性質(zhì)、石礫、根系、枯落物等因素對(duì)土壤飽和導(dǎo)水率和田間持水量的影響。（剩余6081字）