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Hormonalregulationoftuberizationinpotatoplantsbyhydroponics姓名：张晓勇专业：作物栽培学与耕作学学号：112014326001786导师：王季春（教授）唐道彬（副研究员）FourStagesofTuberization*Stolonformationandgrowth*Inductionoftuberization*Tuberinitiation*TubergrowthAeroponicsHydroponics:DeepwatercultureNFTTHREECOMMONHYDROPONICSTheunhealthysituationsoftuberizationContentGibberellins(GA)Abscisicacid(ABA)AuxinsCytokinins(CTK)EthyleneJasmonates(JA)1TheroleofGibberellins*Enhancingstemorganelongation*Enhancingstoloninitiation,growth,andbranching.LeafexpansionUnfavorablefortuberinitiationVegetative(decreasetheT/SratioorR/Sratio)Vreugdenhil,D.andStruik,P.C.,AnIntegratedViewoftheHormonalRegulationofTuberFormationinPotato(Solanumtuberosum),Physiol.Plant.,1989,75:525–531.NeerjaSharma,NarinderKaur,AnilKGupta.EffectsofGibberellicAcidandChlorocholineChlorideonTuberisationandGrowthofPotato(SolanumtuberosumL).JSciFoodAgric,1998,78,466-470AllconditionsinhibittuberinitiationwillincreasesharplytheGAcontent:*longday(LD)[1]*Hightemperature[2]*Superfluousnitrogensupply[3][1]NeerjaSharma,NarinderKaur,AnilKGupta.EffectsofGibberellicAcidandChlorocholineChlorideonTuberisationandGrowthofPotato(SolanumtuberosumL).JSciFoodAgric,1998,78,466-470[2]C.M.MENZEL,TuberizationinPotatoatHighTemperatures:InteractionbetweenTemperatureandIrradiance.AnnalsofBotany,1984,1:35-39.[3]A.Krauss,H.Marschner.Influenceofnitrogennutrition,daylengthandtemperatureoncontentsofgibberellicandabscisicacidandontuberizationinpotatoplants.PotatoResearch,1982,25,(1):13-21GA↑7A.Krauss,H.Mars.Influenceofnitrogennutrition,daylengthandtemperatureoncontentsofgibberellicandabscisicacidandontuberizationinpotatoplants.PotatoRessearch.:13-218NeerjaSharma,NarinderKaur,AnilKGupta.EffectsofGibberellicAcidandChlorocholineChlorideonTuberisationandGrowthofPotato(SolanumtuberosumL).JSciFoodAgric,1998,78,466-470柳洪卫,马国达,刘声远,王仁晓.赤霉素(GA)对马铃薯微型薯形成影响的研究,2002,16(3):141-143E,8%Sucroseplus0.01mMGA.F,8%Sucroseplus0.03mMGA.G,8%Sucroseplus0.1mMGA4.H,8%Sucroseplus0.3mMGA4.I,8%Sucroseplus1.0mMGA4.XinXu,Andre´A.M.vanLammeren,EvertVermeer,DickVreugdenhil.TheRoleofGibberellin,AbscisicAcid,andSucroseintheRegulationofPotatoTuberFormationinVitro.PlantPhysiol,1998,117:575–5842Abscisicacid(ABA)TheroleofABAintuberization•Controllingstolongrowth*Controllingstemorganelongation*Inhancingthetuberinitiation•ControllingVegetativeManystudiesshowthatThecessationofstolonapicalgrowthinpotatoisaccompaniedbytheincreaseoftheABA/GAratio11L,8%SucroseplusABAN,1%SucroseplusABAXinXu,Andre´A.M.vanLammeren,EvertVermeer,DickVreugdenhil.TheRoleofGibberellin,AbscisicAcid,andSucroseintheRegulationofPotatoTuberFormationinVitro.PlantPhysiol,1998,117:575–584刘梦云,毛雪飞,门福义,蒙美莲.马铃薯块茎内源激素变化与块茎增大生长的相关规律.华北农学报,1997,12(2):86～92TheeffectofEndogenousHormoneInDifferentTemperatureandPhotoperiod:A:15℃8hC:15℃16hD:25℃8h肖关丽,郭华春.马铃薯温光反应及其与内源激素关系的研究.中国农业科学,2010,43(7):1500-1507.*shortday(SD)*lowtemperatureABA↑*InsufficientnsupplyTherelationshipABA/GAratioandtuberizationABAGibberellinsABAGibberellinsTuberizationVegetativegrowthLIUJun’SstudyshowedthattherewasnoobviousrelationshipbetweentuberformationandthecontentofeitherGAorABA,butcloselyrelatedtotheratioofGA/ABA,OnlywhenacertainrangeofthevalueofGA3/ABAratio(1.1-1.3)wasachievedcouldthePlantletsProducemoretubers.柳俊.马铃薯试管块茎的形成机理及块茎形成调控.博士毕业论文,华中农业大学，2001.143AuxinsIAAandtuberization:*Raiseseedlingindex*Enlargethetubersize*ControllingstolongrowthA:8%sucroseB:1%sucroseM:8%sucrose+IAAO:1%sucrose+IAAXinXu,Andre´A.M.vanLammeren,EvertVermeer,DickVreugdenhil.TheRoleofGibberellin,AbscisicAcid,andSucroseintheRegulationofPotatoTuberFormationinVitro.PlantPhysiol,1998,117:575–5844Cytokinins(CTK)CTKandtuberization:*Inhancingtuberinitiation&growth*Enhancingstolonbranching*ButhighCTKconcentrationwillinhibitvegetativegrowthTopline:8%SucroseBottomline:8%Sucrose+BAXinXu,Andre´A.M.vanLammeren,EvertVermeer,DickVreugdenhil.TheRoleofGibberellin,AbscisicAcid,andSucroseintheRegulationofPotatoTuberFormationinVitro.PlantPhysiol,1998,117:575–584GAtreatment(left)-10mg/l6-BAtreatment(right)-1.5mg/l5EthyleneETandtuberization:•Playapartintheearlystageoftuberintiatio[J.W.Mitchell.Effectsofethyleneonpotatotuberrespiration.nature,1969,223(27):1387]•Enhancedxylemdifferentiation[V.M.KORITSAS.EffectofEthyleneandEthylenePrecursorsonProteinPhosphorylationandXylogenesisinTuberExplantsofHelianthustuberosus(L.).JournalofExperimentalBotany,198739,Issue3Pp.375-386]•Retardstolonelongation[Vreugdenhil,D.andvanDijk,W.,EffectsofEthyleneontheTuberizationofPotato(Solanumtuberosum)Cuttings.PlantGrowthRegul,1989,8:31–39.]6Jasmonates(JA)MayinvolvedincellsignalofInductionoftuberizationtransduction.[Forsline,P.L.andLangille,A.R.,AnAssessmentoftheModifyingEffectofKinetinonInVitroTuberizationofInducedandNonInducedTissuesofSolanumtuberosumL.Can.J.Bot,1976,54:191–205.]Inhancingtuberinitiationandgrowthandincreasethenumberoftuberperplant.AnaM.Pelacho,AngelM.Mingo.JasmonicAcidInducesTuberizationofPotatoStolonsCulturedinVitro.PlantPhysiol.,1991,97:1253-1255JAiscapableofinducingexpansionoftubercells.KiyoshiTakahashi,Kai