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1、中国水稻科学(ChinJRiceSci),２０１６,３０(３):２４７－２５５http://www．ricesci．cnDOI:１０．１６８１９/j．１００１Ｇ７２１６．２０１６．５１７２２４７不同温光条件下水稻抽穗期QTL的定位与分析王军１,２朱金燕２周勇１杨杰２范方军２李文奇２王芳权２仲维功２梁国华１,∗(１扬州大学江苏省粮食作物现代产业技术协同创新中心/教育部植物功能基因组学重点实验室,江苏扬州２２５００９;２江苏省农业科学院粮食作物研究所/国家水稻改良中心南京分中心,南京２１００１４;∗通讯联系人,EＧmail:ric
2、egb＠yzu．edu．cn)QTLAnalysisforHeadingDateinRice(OryzasativaL．)UnderDifferentTemperaturesandLightIntensitiesWANGJun１,２,ZHUJinＧyan２,ZHOUYong１,YANGJie２,FANFangＧjun２,LIWenＧqi２,WANGFangＧquan２,ZHONGWeiＧgong２,LIANGGuoＧhua１,∗(１KeyLaboratoryofPlantFunctionGenomics,MinistryofE
3、ducation,YangzhouUniversity/JiangsuCoＧInnovationCenterforModernProductionTechnologyofGrainCrops,Yangzhou２２５００９,China;２InstituteofFoodCrops,JiangsuAcademyofAgriculturalSciences/NanjingBranchofChineseNationalCenterforRiceImprovement,Nanjing２１００１４,China;∗Correspondinga
4、uthor,EＧmail:ricegb＠yzue．duc．n)WANGJun,ZHUJinyan,ZHOUYong,etal．QTLanalysisforheadingdateinrice(OryzasativaL．)underdifferenttemperaturesandlightintensities．ChinJRiceSci,２０１６,３０(３):２４７Ｇ２５５．Abstract:QTLsforheadingdatewereidentifiedwith８５ricechromosomesinglesegmentsubst
5、itutionlines(CSSSLs)derivedfromNipponbareasdonorparentinthebackgroundofGuanglu’ai４,formeanscomparisonsbetweenCSSSLsandtherecipientparentGuanglu’ai４byoneＧwayanalysisofvarianceandDunnett’stest．Atotalof４０QTLsforheadＧingdatewereidentifiedonall１２chromosomesundertwodiffer
6、enttemperaturesandlightintensitieswithasignificanceofP≤０．００１．TwentyＧoneQTLsforheadingdateweremappedinthetwoenvironments,１５QTLsonlyinNanjing,andfouronlyinSanya．ThirtyＧsixQTLsweremappedinNanjing,theadditiveeffectsofwhichrangedfrom２?８dto１５．７d,theadditiveeffectpercentag
7、esfrom３．８％to２１．１％;２５QTLsweremappedinSanya,theadditiveeffectofwhichrangedfrom１．８to１２．１d,theadditiveeffectpercentagesfrom１．７％to１１．３％．TheresultsareimportantfortheQTLscloningandbreedingofnewhighＧqualityricevarietyindifferentenvironments．Keywords:rice;chromosomesingleseg
8、mentsubstitutionlines;quantitativetraitloci;headingdate;substitutionmapping王军,朱金燕,周勇,等．不同温光条件下水稻抽穗期QTL的定位与分析．中国水稻科学,２０１６,３０(３):２４７Ｇ２５５．摘要:
