DOI:10.11829/j.issn.1001-0629.2022-0893权金鹏，李小鹏，甘辉林，马垭杰，王鹏.甘肃张掖灌溉农业区43个紫花苜蓿品种的适应性.草业科学,2023,40(7):1888-1901.QUANJP,LIXP,GANHL,MAYJ,WANGP.Adaptabilityof43MedicagosativavarietiesintheirrigatedagriculturalareaofZhangye,GansuProvince.PrataculturalScience,2023,40(7):1888-1901.甘肃张掖灌溉农业区43个紫花苜蓿品种的适应性权金鹏1，李小鹏2，甘辉林3，马垭杰3，王鹏3（1.甘肃省祁连山水源涵养林研究院,甘肃张掖734000；2.张掖市林业科学研究院,甘肃张掖734000；3.张掖市草原工作站,甘肃张掖734000）摘要：以甘肃省高台县骆驼城地区选用的43个紫花苜蓿(Medicagosativa)品种为研究对象，连续3年调查测定分析初花期的干草产量、越冬率、株高、分枝数、叶茎比、鲜干比、粗蛋白、酸性洗涤纤维、中性洗涤纤维、相对饲喂价值，并采用灰色关联法进行综合评价。结果表明：‘大业1号’干草产量、越冬率、相对饲喂价值最高，鲜干比、酸性洗涤纤维、中性洗涤纤维最低；‘乐寒’株高最高；‘皇后’分枝数最多；‘三得利’叶茎比最高；‘WL358HQ’粗蛋白含量最高。经综合评价分析，‘大业1号’综合表现最优异、其次为‘乐寒’‘三得利’‘皇后’‘前景’，这5个紫花苜蓿品种在甘肃省高台县骆驼城乡乃至河西走廊同类地区具有较高的推广利用价值。关键词：紫花苜蓿；生产性能；营养价值；灰色关联分析；适应性观测文献标识码：A文章编号：1001-0629(2023)07-1888-14Adaptabilityof43MedicagosativavarietiesintheirrigatedagriculturalareaofZhangye,GansuProvinceQUANJinpeng1,LIXiaopeng2,GANHuilin3,MAYajie3,WANGPeng3(1.AcademyofWaterResourcesConservationForestofQilianMountains,GansuProvince,Zhangye734000,Gansu,China;2.ZhangyeForestryInstituteofScienceandTechnology,Zhangye734000,Gansu,China;3.ZhangyeGrasslandWorkstation,Zhangye734000,Gansu,China)Abstract:Thisresearchfocusedon43varietiesofMedicagosativaselectedfromtheCamelCityinGaotaiCounty,GansuProvince.Overthreeyears,investigationsandmeasurementswereconductedtoanalyzethehayyield,wintersurvivalrate,plantheight,branchingnumber,leaf–stemratio,fresh–dryratio,crudeproteincontent,aciddetergentfiber,neutraldetergentfiber,andrelativefeedingvalueduringtheearlyfloweringstage.Thegreycorrelationanal...
