昆明市引種的球花石楠生態(tài)適應(yīng)性研究與組培繁殖試驗.pdf

1、西南林學(xué)院碩士學(xué)位論文昆明市引種的球花石楠生態(tài)適應(yīng)性研究與組培繁殖試驗姓名：倪靜珠申請學(xué)位級別：碩士專業(yè)：園林植物與觀賞園藝指導(dǎo)教師：趙林森20031101StudyonEcologicalAdaptabilityandTissueCultureofPhotiniaglomerataLindlIntroducedintoKunmingUrbanAreaNiJing—zhuDirectedbyZhaoLinsenAbstract：Moti

2、vatedbyurbandevelopmentandenvironmentalconstructioninKunming，greatattentionhasbeenpaidtotheefforttointroducebothexoticandnativetreespeciesofYunnanprovinceintoKunmingurbanareainordertoenrichbiodiversityandtoimprovegreenin

3、geffectPhotiniaglomerataLindlbelongingtogenusofPhotiniaLindlofRosaceaclass，isaspecialtreespeciesdistributedinsouthwestChinawhichwassuccessfullyintroducedintoKunmingfromCaoxishiTempleofAnningaround1990’SHavingshowedgreatd

4、evelopmentpotentialandprosperousfuturemarketofsaplingsforthisvaluableomamentaievergreentreespecies，PhotiniaglomerataLindlhasbeenlistedasakeyspeciesworthyofdevelopinginYunnanprovinceResearchesofecologicaladaptabilityofPho

5、tiniaglomerataLindlandtissueculturerelatedtechnologyweredonethroughfieldsurveycombinedwithlaboratoryexperimentsThemaineffortwasmadetodeterminethequantitativechangesofmorphologicalstructure，physiologicalindexessuchasphoto

6、synthesisrateandtranspirationrateunderdifferentsolarradiationandsoilwaterconditionsThecorrelationsbetweenthegrowthofPhotiniaglomerataLindlandthequantitiesofsunshine，waterandsoilconditionswerecalculatedandtheresultsshould

7、behelpfulastheoreticalguidelinesandquantitativeanalyticalindexesforplanting，tendingandmanagingthespecificspeciesItwasshowedbytheresuhsthatPhotiniagIomerataLindlwasastrongheliophiloustreespeciesrequestingfullsunshinewitho

8、utshadingaroundMeanwhile，itWasalsoatreespeciesrequiringenoughsoilmoisture，whichgrewthebestindicatedbymaximumgrowthrateandrelevantphysiologicalindexeswhenthesoilwatercontentwasabout251％to366％Experimentofpedologicadaptabil