近30年江苏省迟熟中粳品种产量与品质分析.doc

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) AnalysisonYieldandQualityoftheLateＧmaturityMediumjaponicaRice VarietiesReleasedinJiangsuProvinceintheLast３０Years ZHANGHongＧgen１,ZHUGuoＧyong１,FENGZhiＧqiang１,XUMing２,JIJianＧan２,PEIYan１,QIANKai１, TANGShuＧzhu１,,GUMingＧhong１ (１KeyLaboratoryofEducationDepartmentforPlantFunctionalGenomics/AgriculturalCollege,YangzhouUniversity,Yangzhou ２２５００９,China;２JiangsuAgriculturalTechnologyEmploymentCenter,Nanjing２１００３６,China;Correspondingauthor, EＧmail:sztang＠yzu．edu．cn) ZHANGHonggen,ZHUGuoyong,FENGZhiqiang,etal．AnalysisonyieldandqualityofthelateＧmaturitymedium japonicaricevarietiesreleasedinJiangsuProvinceinthelast３０years．ChinJRiceSci,２０１４,２８(３):３２７Ｇ３３４． Abstract:InordertounderstandthebreedingsituationandtrendofthelateＧmaturitymediumjaponicaricevarietiesin JiangsuProvince,theregionaltrialdataandyieldandqualityoffortyＧfivelateＧmaturitymediumjaponicaricevarieties releasedinlastthirtyyearswereanalyzed,whichwouldprovideareferenceframefortheimprovementandbreedingof newvarieties．TheregionaltrialdatashowedthattherewerethreedevelopmentphasesofyieldofthelateＧmaturity mediumjaponicaricevarietiesandtherepresentativevarietieswereYanjing２withyieldofover５００kg/６６７m２bredin １９８３,Wuyujing３withyieldofover５８０kg/６６７m２bredin１９９２,Wuyunjing８withyieldofover６５０kg/６６７m２bredin １９９９,respectively．Yieldofvarietiesbredafter２００５wasfluctuatedaround６００kg/６６７m２．YieldandqualityoffortyＧ fivelateＧmaturitymediumjaponicaricevarietiesidentifiedatYangzhouin２０１２showedthat１)yieldofvarietiesbredin differentperiodswasallfluctuatedfrom５００kg/６６７m２to６００kg/６６７m２andhadnotbeendevelopedsignificantly,２) chalkygrainsofvarietieshadbeenimprovedsignificantly,butchalkinessandtastequalityofvarietieswerestillneeded tobeimproved． Keywords:rice;lateＧmaturitymediumjaponicarice;yield;quality 张宏根,朱国永,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