抗寒、优质、软肉梨新品种‘吉香’的选育王强，张茂君*，卢明艳，闫兴凯，武春昊，李红莲，丁丽华（吉林省农业科学院果树研究所/农业农村部东北地区（吉林）果树科学观测实验站，吉林公主岭136100）摘要：‘吉香’梨（原代号57-18）是由‘苹果梨’实生播种选育而成的秋子梨新品种，2019年获农业农村部非主要农作物品种登记证书。该品种抗寒能力强，叶片高抗梨黑星病、褐斑病。果实圆形、整齐，果皮绿黄色、阳面有红晕，平均单果质量145g左右，最大果195g。果肉白色，始熟时酥脆，后熟7d左右变细软多汁，酸甜适口并有浓郁香气；果心小，石细胞少，品质优；可溶性固形物含量14.2%，可溶性糖8.54％，可滴定酸0.69%。吉林省中部地区9月上旬成熟，普通窖内可贮20~30d。关键词：梨；抗寒；抗病；品种中图分类号：S661.2文献标识码：B文章编号：2096-5877（2023）01-0075-02BreedingofaNewCold-Resistant,High-QualityandSoft-MeatPearCultivarJixiangWANGQiang,ZHANGMaojun*,LUMingyan,YANXingkai,WUChunhao,LIHonglian,DINGLihua(InstituteofPomology,JilinAcademyofAgriculturalSciences/ScientificObservingandExperimentalStationofPo⁃mology(Jilin，NortheastRegion)，MinistryofAgricultureandRuralaffairs,Gongzhuling136100,China)Abstract：Jixiangpear(originalcode57-18)isanewPyrusussuriensisvarietywithstrongresistancetocoldanddis⁃easeselectedfromthePingguoliseeding.Itobtainedtheregistrationcertificateofnon-majorcropvarietiesfromtheMinistryofAgricultureandRuralAffairsofthePeople′sRepublicofChina(2019).Thefruitisgreen-yellow,sunnyslopehasaflush,thefruitshapeisneat,round,andtheaveragefruitweightisabout145g,andthemaximumfruitis195g.Thefleshiswhite,crispyatthebeginningofripening,fleshbecomessoftandfragrantafter7days.ThecoreofJixiangissmall,withfewthestonecells,juicy,sweetandsour.Thequalityisexcellent,thesolublesolidcontentis14.2%,andthesolublesugaris8.54%.Thetitrationacidis0.69%.ItmaturesinearlySeptemberofJilinProv⁃ince,normalstorage20-30daysandexcellenteatingquality.Keywords：Pear;Coldresistant;Diseaseresistance;Cultivar我国是世界梨生产大国，栽培面积和产量从20世纪90年代开始居于世界前列[1]。梨也是我国仅次于苹果、柑橘第三大水果，栽培历史悠久，资源丰富，分布...
