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1、近３０年江苏省迟熟中粳品种产量与品质分析张宏根１ 朱国永１ 封智蔷１ 许明２ 吉健安２ 裴艳１ 钱凯１ 汤述翥１,∗ 顾铭洪１(１扬州大学农学院/教育部植物功能基因组学重点实验室,江苏扬州２２５００９;２江苏省农业技术推广中心,南京２１００３６;∗通讯联系人,EＧmail:sztang＠yzu．edu．cn)AnalysisonYieldandQualityoftheLateＧmaturityMediumjaponicaRiceVarietiesReleasedinJiangsuProvinceintheLast３０YearsZHA
2、NGHongＧgen１,ZHUGuoＧyong１,FENGZhiＧqiang１,XUMing２,JIJianＧan２,PEIYan１,QIANKai１,TANGShuＧzhu１,∗,GUMingＧhong１(１KeyLaboratoryofEducationDepartmentforPlantFunctionalGenomics/AgriculturalCollege,YangzhouUniversity,Yangzhou２２５００９,China;２JiangsuAgriculturalTechnologyEmploymentCen
3、ter,Nanjing２１００３６,China;∗Correspondingauthor,EＧmail:sztang＠yzu．edu．cn)ZHANGHonggen,ZHUGuoyong,FENGZhiqiang,etal．AnalysisonyieldandqualityofthelateＧmaturitymediumjaponicaricevarietiesreleasedinJiangsuProvinceinthelast３０years．ChinJRiceSci,２０１４,２８(３):３２７Ｇ３３４．Abstract:Inor
4、dertounderstandthebreedingsituationandtrendofthelateＧmaturitymediumjaponicaricevarietiesinJiangsuProvince,theregionaltrialdataandyieldandqualityoffortyＧfivelateＧmaturitymediumjaponicaricevarietiesreleasedinlastthirtyyearswereanalyzed,whichwouldprovideareferenceframefor
5、theimprovementandbreedingofnewvarieties．TheregionaltrialdatashowedthattherewerethreedevelopmentphasesofyieldofthelateＧmaturitymediumjaponicaricevarietiesandtherepresentativevarietieswereYanjing２withyieldofover５００kg/６６７m２bredin１９８３,Wuyujing３withyieldofover５８０kg/６６７m２bre
6、din１９９２,Wuyunjing８withyieldofover６５０kg/６６７m２bredin１９９９,respectively．Yieldofvarietiesbredafter２００５wasfluctuatedaround６００kg/６６７m２．YieldandqualityoffortyＧfivelateＧmaturitymediumjaponicaricevarietiesidentifiedatYangzhouin２０１２showedthat１)yieldofvarietiesbredindifferentperio
7、dswasallfluctuatedfrom５００kg/６６７m２to６００kg/６６７m２andhadnotbeendevelopedsignificantly,２)chalkygrainsofvarietieshadbeenimprovedsignificantly,butchalkinessandtastequalityofvarietieswerestillneededtobeimproved．Keywords:rice;lateＧmaturitymediumjaponicarice;yield;quality张宏根,朱国永
8、,封智蔷,等．近３０年江苏省迟熟中粳品种产量与品质分析．中国水稻科学,２０１４,２８(３):３２７Ｇ３３４．摘 要:通过对近３０年来江苏省育成的４５个迟熟中粳品种的区域试验资料分析和种植鉴定,了解江苏迟熟中粳品种的育种状况,为新品种选
