18824.中國(guó)海膜科蜈蚣藻屬四個(gè)種的形態(tài)觀察、rbcl基因序列分析及孢子萌發(fā)類型的研究

1、遼寧師范大學(xué)碩士學(xué)位論文中國(guó)海膜科蜈蚣藻屬四個(gè)種的形態(tài)觀察、rbcL基因序列分析及孢子萌發(fā)類型的研究姓名：張?chǎng)┥暾?qǐng)學(xué)位級(jí)別：碩士專業(yè)：海洋生物學(xué)指導(dǎo)教師：王宏偉201205中國(guó)海膜科蜈蚣藻屬四個(gè)種的形態(tài)觀察、rbcL基因序列分析及孢子萌發(fā)類型的研究Morphologicalobservation，rbcLgenestudiesof6pecies，(Halymeniaceaestudlestourspeciesalvmeniaceae，，

2、●sequencesandgerminationtypesRhodophyta)fromChinaAbstractVv]3enwecarriedouttheanalysisonspeciesresourcesofthecoastofLingshui，HainanprovinceandLuxunpark，Qingdaocity，Shandongprovince，bythemethodofcombiningthemorphologyobse

3、rvationandrbcLsequenceanalysis，wefoundGintermeidiaWangetZhangisanewspeciesdistributinginLingshui，HainanprovinceandGorientalisSMLinetHYLiangisanewrecordintheChinesemainlanddistributinginLuxunparkAuxiliarycellsandcarpogoni

4、alampullaeofGintermeidiaareGrateloupiatypeandNJphylogenetictreeandMPphylogenetictreealsoshowedthatGintermeidiaformasmallGrateloupiasubcladeGintermeidiahasthefollowingmorphologicalfeatures：Thallusaregelatinoustocartilagin

5、ousintexture；branchesatthebasepartisslightlyconstrictedandhasproliferatiolronthet11alli；thedistanceofbranchesiswidebelowandnarrowaboveandtheterminalbrancheshaveclawlikebifurcation；cortexcomposedoftwotothreelayersofouterr

6、oundtoovalcellsandtwotothreelayersofroundshapeinnercells；ampullaecomposedoftwotothreeordersofunbranchedfilament；thecelldividedandmixedthefilamentsarounditandconnectedtoeachotherthroughpittoformapeelofcystocarpafterfertil

7、izationOtherwise，ThestudyofthemodeofsporogensiswereusedinGintermeidiaWefoundthatitwas‘directdiscaltype’andmadeofhomeotypicgametophyte，tetrasporophyteandearposporophyteassameasthemostGrateloupiaspeciesGorientalishasthefol

8、lowingmorphologicalfeatures：Thallusaregelatinoustocartilaginousintexture；cortexcomposedoffivetosixlayersofoutermoniliformcellsandonetotwolayersofstellate—shapeinnercells；ampullaecomposedofonlytwoordersofunbranchedfilamen

9、t；carposporangiadistributeinthecortexexceptforthebottomofthallusThestudyofthemodeofsporogensiswereusedinrecentlycollectedGdroyphoraHowe，GchiangiiKawaguchietWang，fromQingdaoWefoundthatGdroyphorais‘mediatediscaltype’Thedis

10、coidproducedprotonemainacertainstageandthematureprotonemacailformtodiscoidAtlast，thediscoidcontinuetodevelopacompletethalliGchiangiiWas‘directdiscaltype’Developmentcanbedividedintothreestages：mitotic，discoid，seedlingThed