45295.遮光和施肥處理對(duì)獐毛無(wú)性系實(shí)驗(yàn)種群表型可塑性的影響

1、學(xué)校代碼：』Q2業(yè)分類寫：Q2塑③研究生學(xué)號(hào)密級(jí)彖牡打節(jié)茁太孽碩士學(xué)位論文1247203106亢889171遮光和施肥處理對(duì)獐毛元性系實(shí)驗(yàn)種群表型可塑性的影響TheeffectsofshadingandfbrtjlizationonphenotypicpIasticityofAelnmp弧l掘ornlisvnr’sineHssclonalpopulation作者：王珂指導(dǎo)教師：學(xué)科專業(yè)：研究方向；學(xué)位類型：邢福教授生態(tài)學(xué)植物種群生態(tài)學(xué)學(xué)

2、歷碩士東北師范大學(xué)學(xué)位評(píng)定委員會(huì)2006年5月AbstractC10nalintegrationa11dph肌otypicplasticityarct、vooft11eemphasesinnleresearchofclonalp叩ulationbiolo科ofplaIltsInt11ispaper，IconcludemysnJdyonthe工秒，撐wc砌es括meadowofSongnenPlainIn廿lesimplecoIlsen，

3、atory，Imaket11eexp舐menton彳，fmD加凰陽(yáng)rsf門P珊括populationwhichisofcre印ingstem州廿lthreest印sofli曲t，co加ectiona工lddisconnec廿onofSpacer，andmenobservet11eiⅡdicatorssuchasHei曲tofr鋤ets(HR)，Mean1eng11of1eaves(MLL)，Numberoftillers(NT)，Roo

4、tbiomass，Sh00tbiomaSs(TB)andRootbiomass，sh00tbiomass(RB，sB)asⅥrellF11rdler，I叩erateone一、vaya11alysisofV耐ancea11dmeanmuhipleconlp撕son，aIlalyze血ephenotypicplastic時(shí)e疵ctsofA跚Dr口泌V積5加口門s如ontreatlllentofshadiIlgandinvestigatetl

5、leinnuenceofinte伊小iononplastici吼And出enlcomparethe確tsamongconnectedaIldunconnected銣netSu芏1derhomogeneousandheterogeneousciTcumstancesanddiscussweameTmcrearemee踟ctsofintegTa：cion0nmepheno留picplasticityoframetspa證sTheresult

6、sareasfollows：(1)Undert11ee婦batsofshading，theta曜etr鋤etw11ichisshadedllascha工lgesofphenotypiccharacteristics，especiallyinHRandTBwhemeritisconnectedoruncollIlectedunder山econditionofsli曲tl逕htintensity，thepheno咖icch趾gessucha

7、stheincreaseofMLLandHRaread印tableresponseswhicharehelpfulforr鋤etstogetmore1ight，(2)Heavyshadingcalleasilycause也ephenotypicplaStic時(shí)of也e4ZfffDm凰Ⅷrs加g珊船r鋤etspairs0nthecon廿arymetrea劬entofslight1遠(yuǎn)htintensityeliminatet11edi虢re

8、ncesbetweencoIlnected㈣ctsbecauSeoftheexistenceofintegratiOne彘cts，111etargetr鋤ethasmorechangesofpheno帥iccharacterswhenmespacersareunconnectedt11anitdoes、Ⅳhileconnected(3)underthecond“ionSofheavyIightimensity(n曲瑚11i曲tinter

9、IS時(shí)or60％)，theindicatordi好色rencesoftwot甜getrametsarenotsigIlificantButI】11der血econditionsoflowintensityof40％naturallight，thetargctr鋤etofconnectedr眥etspairshastlleadvalltageontheaspectsofHR，MLL，andTBunderthecondjtionsof鉚od