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In Vitro Pollen Germination of Teak (Tectona grandis)

柚木花粉离体萌发试验



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InVitroPolenGerminationofTeak(Tectonagrandis)
HUANGGuihua,LIANGKunnan,ZHOUZaizhi,LINMingping,MAHuaming
(ResearchInstituteofTropicalForestry,ChineseAcademyofForestry,Guangzhou 510520,Guangdong,China)
Abstract:DiferentconcentrationsofsucroseandboracicacidweredesignedforInvitrogerminationofteakpolen
atroomtemperature,andtheefectswerestudied,andthegerminationprocesswasalsoanalyzed.Theresults
showedthatboracicacidcouldfacilitatethegerminationofteakpolensignificantly,andasatisfactorymediumfor
polengerminationofteakwasachievedinaliquidmediumsupplemented200g·L-1ofsucroseand200mg·L-1
ofboracicacid.Thepolengerminatedafterincubatingfor1.5hours,andthepolengerminationrateandpolen
tubelengthbecamestabilizedafter5hoursand10hours,respectively.
Keywords:Tectonagrandis;teak;Invitropolengermination;polengerminationrate;polentubelength
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