不同树种配置模式对喀斯特山地土壤理化性质的影响.pdf

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1、贵州农业科学2014，42(9)：81～85GuizhouAgriculturalSciences一一～～～一一一一。[文章编号]1001—3601(2014)09—0527—0081—05不同树种配置模式对喀斯特山地土壤理化性质的影响魏媛，吴长勇，孙云，朱忠荣。(1．贵卅f财经大学资源与环境管理学院，贵州贵阳550004；2．贵阳市花溪区林业局，贵州贵阳550025；3．贵州大学林学院，贵州贵阳550025)[关键词]植被恢复；土壤养分；生态学；喀斯特山地；贵阳[中图分类号]$714．6[文献标识码]AEffectsofDifferentConfigurat

2、ionModesofTreeSpeciesonPhysicalandChemicalPropertiesofSoilinKarstMountainousAreaWEIYuan，WU一～一C～一h一为a一ng舯一～y。o～一～ng～一m乱，～一皮SU一式一N～一～Yun，ZHUZhongrong。(1．SchoolofResourcesandEnvironmentalManagement，GuizhouUniversityofFinanceandEconomics．Guiyang．Guizhou550004；2．HuaxiForestryBureau，Guiya

3、ng，Guizhou550025；3．CollegeofForestry，GuizhouUniversity，Guiyang，Guizhou550025，China)样取明有而木桤．霜混幛Abstract：Usingfieldsamplinginvestigationandlaboratoryanalysiscombiningmethods，soilphysicalandchemicalpropertiesof12kindsoftreesconfigurationmodesofGuiyangkarstmountainousareaweredetermineda

4、ndanalyzedtoprovideareferenceforvegetationrestorationandrockydesertificationmanagement．Results：1)SoilpHwaslowerthanthecontro1indifferentvegetationrestorationmodels．Cupressusfunebris+Cinnamomumseptentrionaleplotwasthelowest，7．53．Contentsofsoilorganicmatter，totalN，totalP，availableNwer

5、ehigherthanthecontrol，whichwererespectively81．93g／kg，3．99g／kg，o．27g／kgand253mg／kg．Contentsofsoi1organicmatter，totalP，availablePandavailableNofAlnuscremastogyneforestwerethehighest，respectively149．13g／kg，0．65g／kg，7．0mg／kgand497rag／kg；Contentsofsoilorganicmatter，totalN，tota1P，availabl

6、eNofAlnuscremastogyne+Acerbuergerianummingledforestwerethelowest，respectively87．42g／kg，4．38g／kg，0．31g／kgand293mg／kg．2)Under12kindsofspeciesconfigurationmodes。thetotalcontentofsoilnutrientsinfourconfigurationmodesofAlnuscremastogyne，CCU5Bonsai+Cornuswilsoniana，Liriodendronchinens+Cin

7、namomumseptentrionale，Alnuscremastogyne+Cinnamomurnseptentrionalewerehigher。Alnuscremastogyne+Acerbuergerianumplotwasthe】owest．Therefore．thefollowingfourconfigurationmodeswererecommend，whichwereAlnuscremastogyne，Taxusbonsai+Cornuswilsoniana，Liriodendronchinens+Cinnamomumseptentriona

8、le，Alnuscremastogyn