57份小麦微核心种质条锈病和叶锈病成株期抗性评价阎晓涛1,张树伟1,郑军2,郭慧娟1,李欣1,乔麟轶1,陈芳1,常利芳1,张晓军1*(1.山西农业大学农学院,太原030031;2.山西农业大学小麦研究所,山西临汾041000)摘要:条锈病和叶锈病是严重威胁我国小麦生产的两种主要病害。为了挖掘与利用抗病资源,以改良我国小麦品种的抗病性,利用人工接种的方法对我国小麦微核心种质中的57份材料分别进行了条锈病与叶锈病成株期抗性评价。结果表明,具有条锈病成株抗性的材料有35份,具有叶锈病成株抗性的材料有27份。兼抗2种病害的材料有14份,占全部材料的24.6%。在所有抗病材料中,对条锈免疫或近免疫的有9份,对叶锈免疫或近免疫的有10份,对2种病害的抗性都达到近免疫或高抗的材料有3份,分别为梭条红麦、郑引4号和浙麦1号。本研究不仅为抗条锈和叶锈病育种提供了有价值的抗源材料,也为深入研究我国小麦微核心种质提供参考。关键词:小麦;微核心种质;条锈病;叶锈病;成株期抗性中图分类号:S512.1文献标识码:A文章编号:2096-5877(2023)01-0030-05EvaluationofAdultStageResistanceof57ChineseWheatMini-CoreCollec⁃tionstoWheatStripeRustandLeafRustYANXiaotao1,ZHANGShuwei1,ZHENGJun2,GUOHuijuan1,LIXin1,QIAOLinyi1,CHENFang1,CHANGLifang1,ZHANGXiaojun1*(1.CollegeofAgriculture,ShanxiAgriculturalUniversity,Taiyuan030031;2.InstituteofWheatResearch,ShanxiAg⁃riculturalUniversity,Linfen041000,China)Abstract:Striperustandleafrustaretwomaindiseasesthreateningwheatproductionseriouslyinchina.Theresis⁃tanceofwheatvarietiesinChinacanbeimprovedeffectivelybydiggingandutilizingthegermplasmresourcesofwheatwithresistancetothesediseases.Inthisstudy,57accessionsofChinesewheatmini-corecollectionswerein⁃oculatedtoevaluatetheirresistancetostriperustandleafrustatadultstage,respectively.Theresultsshowedthat,therewere35cultivarswithadultstageresistancetostriperustand27cultivarswithadultstageresistancetoleafrust.Therewere14cultivarswithadultstageresistancetobothstriperustandleafrust,accountingfor24.6%ofallmaterials.Amongalltheresistantcultivars,9wereimmuneornearimmunetostriperustand10wereimmuneornearimmunetoleafrust.Furthermore,therewere3cultivars,Suotiaohongmai,Zhengyin...