多球果型马尾松的形态和生殖生物学特征研究Ξ

X1,2,3XXGerdhause3114562(1.;2.IRIT2ARIToulouse,France;3.Biocenter,HalleUniversity,Halle,Germany;4.;5.;6.):,4080(),193,18,24:,,(10),(),()812,8(),11,4,113,,,,,,60%76%,MorphologyandReproductionAnalysisofaNovelGenotypeofPinusmassonianaPolyconeWangZichang1,2,3,GerdHause3LunXiudeng1HongYanwang1RenGengyuan4KaiYueliu4ZhiDeren5XuXuhan2(1.GuizhouProvincialAcademyofForestry,Guiyang,China;2.IRIT2ARI,Toulouse,France;3.Biocenter,HalleUniversity,Halle,Germany;4.StationofForestTreeSeedsandSeedlings,TianzhuCounty,Guizhou,China;5.BaseofForestTreeSeedsandSeedlings,HuangpingCounty,Guizhou,China;6.StationofForestTreeSeedsandSeedlings,JinpingCounty,Guizhou,China)Abstract:StudyofCharactersinShapeandProcreationBiologyofMultipleConetypePinusMassonianaLameAbstractThisarticleistoresearchandanalyzethedifferencesofthestateofgrowthshape2structureprocreation2developmentbetweenthemultipleconetypePinusmassonianaLameandthecommontypePinusmassonianaLame.OnthefemaleprocreationbranchofthemultipleconetypePinusmassonianaLame,itcan0323720047(Seed)Vol.23.No7Jul.2004XXX:(1957-),,,,,IRIT2ARI,:20002;2001(2001215);2002(200223042)©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:theanlagenofthefemaleconeflowerofthemultipleconetypeoftengrowsfromthebottomofthetopbudthatgrowsinthatyear’swinter,onthetopofthetopbud,thereexistsaseriesofanlagenofthenutritionbudtoo(morethan10lines).However,theanlagenofthefemaleconeflowerofthecommontypeoftengrowsfromthetopofthetopbudthatgrowsinthatyear’swinter.Theaberranceofthegrowthpartsofthemultipleconetype’sconesdependsonthedifferenceofthegrowthmechanismofthefemaleflower.Theconesofthemultipleconetypeoftenoriginatefromthebottomofthetipofabranchinspring,however,thecommontype’sconesoftenoriginatefromthetop.Thedevelopmentprocessandstartingtimeoftheconesbetweenthemultipleconetypeandthecommontypearedifferent.Throughtheanalysisofmicroscopesectionfrom812monthspecimen,thecone’sdevelopmentstartingtimeofthemultipleconetypeisoftenonAugustinthatyear,insynchronizationwiththemicrosporeleave2ball.comparatively,thedevelopmentstartingtimeofthecommontype’sconesisoftenonNovember.Bothkindsofmegasporeleave2ballofPinusmassonianaLamearepollinatedinnextyear,andtheseedsareoftenmatureonNovemberinthethirdyear.Thedevelopmenttimeofthemultipleconetypeisthreemonthslongerthanthatofthecommontype.ThecharacterofalotoflongstringconesofthemultipleconetypePinusmassonianaLameappearsfrequentlyeveryyear,whichindicatesthatthepropertyhasastabilityatindividuallevel.Theresearchesoftheagamogenesisprovethepropertyoflongstringconecanbetransmittedinthewayofwand’sinoculation.Fromtheresearchesofthesexreproductionofthemultipleconetype,wecanfindthattheconesofthemultipleconetypecanproduceseedsandthepullulatingpercentageisfrom60to76.ThisindicatesthatthemultipleconetypePinusmassonianaLamecanbereproducedbyseedsasthecommontypedo.TherearenoobviousdifferencesintheshapeandthegrowthspeedbetweenthemultipleconetypeandthecommontypePinusmassonianaLame.KeywordsBudPalyconePinusmassonianaReproductionSeed(PinusmassonianaLamb)[1],,[2]17()2141‘3556‘,10210‘12314‘;2001500m,[3],,,[4]45.5%61.91%,4.46.5mm[5],6176,[6],,,,24[1],34[7],,1997,,252,36000,81323720047(Seed)Vol.23.No7Jul.2004©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.öm2,1.28,252336000,8,38,513:13;;;;;;222.12.1.12000,13515,,,:cm,mm,mm,cm:3(15)2.1.22001,,100,0.02mm,mm2.1.32002,,3199720026,81520026,2.22.2.11998199920003114()111,15;23,10;34,32.2.2200134,2323720047(Seed)Vol.23.No7Jul.2004©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:1ö3,FAA,13100mm2.3.220034,,--,TOULOUSE,4,10030002.3.3HM355,EEISSAxioskop2,Sony3CCD2.41(m)(cm)(cm)(m)10.2419.322.99.510.7519.6523.099.86U1.2230.6360.2280.8851PTAverage:;NTAverage:;Height:;Breast2H:;Crownheight:20004,,2,20,202200062001,20024,30,33.1,,?(11)U(Z0.025=1.96):3323720047(Seed)Vol.23.No7Jul.2004©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,2PT:;NT:;LongAxis:;ShortAxis:;(LöS):,a.(LongAxis)0.587,(ShortAxis)0.575b.(LongAxisöShortAxis),1.947,1.909,c.,,3:(ConeNo.);3.381997,,243:200132cm,71;200043cm,109;199935cm,6720001999,20012002,:a.;b.();c.,3.4,,18;(),4080,193(12),,2.1,,41.5(4)4323720047(Seed)Vol.23.No7Jul.2004©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.