辽宁省牧草种质资源现状及开发利用对策马凤江1,冯良山1,杨姝1,吴禹1,陈小杏2*,陈玉华3(1.辽宁省农业科学院,辽宁沈阳110161;2.沈阳农业大学,辽宁沈阳110866;3.喀左县农业农村局种子管理站,辽宁朝阳122300)摘要主要概括辽宁省的自然条件概况,从辽宁省牧草种质资源丰富度、分布及研究现状进行整理和总结。在现有的基础上,分析辽宁省牧草种质资源目前存在的收集数量少且保存方式单一、优势种少且存在丧失的危险、育种繁育体系不健全及仪器设备落后等主要问题,从保护和开发利用出发,提出全面调查并完善牧草种质资源信息、收集鉴定评价牧草种质、加大育种研究和保护力度、建立健全牧草培育体系等牧草种质资源开发利用对策。关键词牧草;种质资源;现状;开发利用;对策;辽宁省中图分类号S54文献标识码A文章编号0517-6611(2023)01-0050-05doi:10.3969/j.issn.0517-6611.2023.01.012开放科学(资源服务)标识码(OSID):CurrentStatusandDevelopmentandUtilizationCountermeasuresofGrazingGermplasmResourcesinLiaoningProvinceMAFeng-jiang,FENGLiang-shan,YANGShuetal(LiaoningAcademyofAgriculturalSciences,Shenyang,Liaoning110161)AbstractThispapermainlysummarizedthegeneralsituationofnaturalconditionsinLiaoningProvince,andsummarizedtherichness,dis-tributionandresearchstatusofgrazinggermplasmresourcesinLiaoningProvince.Ontheexistingbasis,themainproblemsofgrazinggerm-plasmresourcesinLiaoningProvince,suchassmallcollectionquantity,singlepreservationmethod,fewdominantspeciesandriskofloss,imperfectbreedingsystemandbackwardinstrumentsandequipment,wereanalyzed,fromtheperspectiveofprotectionanddevelopmentandu-tilization,thedevelopmentandutilizationcountermeasuresofgrazinggermplasmresources,suchascomprehensiveinvestigationandimprove-mentofgermplasmresourcesinformation,collection,identificationandevaluationofgrazinggermplasm,strengtheningbreedingresearchandprotection,andestablishingandimprovinggrazingbreedingsystem,wereputforward.KeywordsGrazing;Germplasmresources;Currentstatus;Developmentandutilization;Countermeasure;LiaoningProvince基金项目辽宁省科技民生项目(2021JH210200032);辽宁省农业科学院基本科研业务费计划项目(2021GR...