营养研究NO.022023109饲料研究FEEDRESEARCH不同贮存方式和时间对滩羊肉品质的影响别雪杨万彪田晓雨李雪梅温红瑞高昌鹏马步仓周玉香*(宁夏大学农学院,宁夏银川750021)摘要:试验旨在研究不同贮存方式对滩羊肉品质的影响。选择3只滩羊肩部羊肉,将同一部位的肉分为3份,进行不同方式的贮存。试验Ⅰ组羊肉在4℃保存12h后,转为-20℃保存36h;试验Ⅱ组羊肉在-20℃保存48h,试验Ⅲ组羊肉在4℃保存48h。结果显示,相同贮存温度(-20℃),不同冷冻时间(36h、48h),滩羊肉的失水率具有明显差异,羊肉的滴水损失、熟肉率、嫩度、pH值、亮度(L值)、红度(a值)、黄度(b值)以及粗灰分(Ash)、粗蛋白(CP)、粗脂肪(EE)、水分、钙(Ca)和磷(P)含量差异性均不显著(P>0.05)。不同贮存温度(-20℃、4℃),相同保存时间(48h),滩羊肉的pH值、b值和磷含量具有明显差异,各组滩羊肉的失水率、滴水损失、熟肉率、嫩度、L值、a值以及Ash、CP、EE、水分和Ca含量差异均不显著(P>0.05)。研究表明,在-20℃,36h条件下贮存羊肉时,羊肉的品质较好。关键词:贮存方式;贮存时间;滩羊;肉品质中图分类号:S826文献标识码:A文章编号:1002-2813(2023)02-0109-04Doi:10.13557/j.cnki.issn1002-2813.2023.02.022EffectofdifferentstoragemethodsonqualityandperformanceofTansheepBIEXueYANGWan-biaoTIANXiao-yuLIXue-meiWENHong-ruiGAOChang-pengMABu-cangZHOUYu-xiangAbstract:TheexperimentwastostudytheeffectofdifferentstoragemethodsonmeatqualityofTansheep.TheshouldermuttonofthreeTansheepwasselected,andthemeatofthesamepartwasdividedintothreepartsandstoredindifferentways.ThemuttonoftestgroupⅠwasconvertedto-20℃for36hafterbeingstoredat4℃for12h,themuttonoftestgroupⅡwasstoredat-20℃for48h,andthemuttonoftestgroupⅢwasstoredat4℃for48h.Theresultsshowedthatwiththesamestoragetemperature(-20℃)anddifferentfreezingtime(36h,48h),thewaterlossrateofTansheepmeathasobviousdifference.Therewasnosignificantdifferenceindrippingloss,cookedmeatpercentage,tenderness,pHvalue,Lvalue,avalue,bvalue,andAsh,CP,EE,moisture,Ca,Pcontentofmutton(P>0.05).Differentstoragetemperature(-20℃,4℃),thesamestoragetime(48h),thepHvalue,bvalueandphosphoruscontentofTansheepmeathadsignificantdifferences,therewas...