擬南芥不同生態(tài)型及近遠(yuǎn)緣種的表型適應(yīng)研究.pdf

1、石河子大學(xué)碩士學(xué)位論文擬南芥不同生態(tài)型及近遠(yuǎn)緣種的表型適應(yīng)研究姓名：徐巖巖申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：植物學(xué)指導(dǎo)教師：劉彤20090601AbstractObject：PhenotypicintegrationisanimportantaspectofresearchesofphenotypicevolutionHoweverinamodelsystem，Rlevantresearchescombiningecologicalandphys

2、iologicaltraitsthroughmoderncomparisonmethodsarestillrelativelyscarceIstheresomeassociationbetweenphenotypicdifferentiationandphenotypicintegrationinpopulationsandspeciesHowdoesnaturalselectionandphylogeneticeffectphenot

3、ypeintegration，whichisoneofthebasicproblemsinthestudyofphenotypicevolutionMethods：Thisstudychosefourpopulations(Shihezi’Qinghe，Zhejiang，AmericaColombia)ofArabidopsisthalianaandthreerelativespeciesofAthalianainXinjiang：Ap

4、umila，ArabisauriculataandAlyssumdesertorum)AllmaterialswereplantedunderthesameenvironmentTraitsofmorphologyphotosyntheticphysiologyfluorescencephysiologyandlifehistoryweremeasuredAndchoosingeyrusbretscheideriRehdwhichhas

5、maturetechnologyasexperimentmaterial，wecanoffertheoryforOptimizingPyrusbretscheideriRehdRootingmediumthroughDeploymentingFourmacroelements，andcontinueenrichingthetheoryofphenotypicevolutionInthispaperselectasingle，two，as

6、wellastheintegrationofmultiplefeaturesofdifferentfunctionsfromthepointofviewontheuseoftheanalysisofvariance，correlationanalysis，multiplecomparisons，pathanalysis，aswellasCommonPrincipalComponentAnalysisResult：DifferentAra

7、bidops西ecotypesandamongrelatedspecies，fluorescencephysiologyreproductivecharacteristicsshowedsignificantdifferences，whilephotosyntheticphysiologicalcharacteristicsisnosignificantdifferentiationAtArabidopsisthalianaintras

8、pecificdifferentiationofsinglecharacteristic，ShihezihaslargerdifferentiationthanthreeotherecotypesbetweenthespeciesAtthesametime，variousgroupshaveagreaterdifferentiationat22characteristicsonthepatternofcorrelationCommonp

9、rincipalcomponentanalysisexaminedanumberoffunctionalcharacteristicsoftheintegrationpatternofdifferentiationindifferentspeciesAlongwiththephylogeneticrelationshipofdistance，shape，propagationcharacteristicsofthepatternofin

10、tegrationisagradualdifferentiation，whilethephotosyntheticandthefluorescencephysiologicalcharacteristicspatternofintegrationatinterspeciesdifferentiationObviouslymoresensitivetOnaturalselectionPropagationtimeofthemorninga

11、ndeveningeffectresourcesontheallocationofnutritionalandreproductivecharacteristicsthe22relatedpatternofcharacteristicsatearlyfloweringandlatefloweringstrategyproducesignificantecologicaldifferencesduringontogeneticproces

12、searlyfloweringecotypehasarelativelyconstrainedrelatedpatternNaturalselectionmayOccuratanystageofontogenyanddevelopmentstageduringwhichselectionleadingtospeciesdifferentiationarecrucialmomentNaturalenvironmentselectionha

13、veasignificantimpactongrowthandreproductionofplants，phenotyperespondsflexiblytotheenvironmentwiththeoutsideworldInthispaperselectingCyrusbretscheideriRehdasexperimentalmaterialswhosetechnologyhasbeenmoremature，throughthe