杜鵑蘭重要生理特性和生態(tài)適應(yīng)性研究.pdf

1、貴州大學(xué)碩士學(xué)位論文杜鵑蘭重要生理特性和生態(tài)適應(yīng)性研究姓名：張麗霞申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：植物學(xué)指導(dǎo)教師：張明生20080501貴州大學(xué)2008屆碩士研究生學(xué)位論文杜鵑蘭重要生理特性和生態(tài)適應(yīng)性研究PhysiologicalCharacteristicsandEcologicalAdaptabilityofCremastraappendiculata(DDon)MakinoAbstractEffectsofdifferentpseudo

2、bulbage(oneyear，twoyears，threeyears)，media(humus，tiantucompostingsoil)，lightintensity(shading45％，shading95％，shadingO％)andweightofthefertilizer(5g／pot10g／pot15g／poOonvegetativeandphysiologicalandbiochemicalchangesofCremas

3、traappendiculata(DDon)MakinowerestudiedAtthesametimeexaminingtheecologicalfield，themaindistributionareaofCremastraappendiculata①Don)Makinofungiintherhizospheresoilwereisolated，theresultsshowed：Lightintensitywasthemainfac

4、torsofthegrowthTheleafarealeafmoisturecontentgerminationrate，height，rootlength，rootdiameterbiomassofshading95％excelledshading45％andshading0％Along晰mtheincreaseinintensityofshadingcanreducetheleaftemperature，transpirationa

5、ndstomatalresistance，andraisetheleafchlorophyllcontentandphotosyntheticrateItconducivedtothegrowthanddevelopmentoftheCremastraappendiculata∞D(zhuǎn)on)MakinoLightintensityWastheimpactoftheCremastraappendiculata∞D(zhuǎn)on)Makinosolubl

6、eproteincontent，pseudobulbsolublesugarcontentthepseudobulbSODactivityandthecontentofpseudobulbMDAmajorfactorThepseudobulbsolubleproteincontentofshading0％werethehighestLightintensityandpseudobulbageonthecontentofsolublepr

7、oteinsreachedasignificantlevelLightintensityonthepseudobulbsolublesugarcontentfromtheimpactofasignificantlevel，inwhichthethreelevelsoflightintensit)rdifferenceallreachedaverysignificantlevelThepseudobulbsolublesugarconte

8、ntofshadingO％WasthehighestLightintensityonthepseudobulbSODactivityfromtheimpactofasignificantlevel，inwhichthethreelevelsoflightintensitydifferenceallreachedaverysignificantlevelThepseudobulbSODactivityofshade95％ofwastheh