1、 “:? g j “(I|:0804150)Te: M *(1964- ), o,? j J S“ qbE-mail:l :2009- 11- 1526 2 20 10 M3Vol.26,No.2Mar . 2 01 0a Y1 Effect comparison of frozen storage on texture properties betweensilver carp and carp fish muscles刘铁玲LIUTie-ling 何新益H E xin-yi 李 昀LI Yun(? j J S“,? 300384)(Department of f ood science,
2、Tianjin Agricultural College, Tianjin 300384, China)K1:比较冻藏处理对鲢鱼a鲤鱼鱼肉质质构的影响b采用质构仪对冻藏的鲢鱼a鲤鱼鱼肉进行测定,并与未经冻结的鱼肉指标值进行比较b结果表明,经过冻结的鲤鱼a鲢鱼的硬度a弹性a黏附性a咀嚼性a恢复性等指标值均有所下降,下降幅度不同,与鲤鱼相比较,鲢鱼质构变化明显b1oM:冻藏;鲢鱼;鲤鱼;质构Abstract:ComparedtheeffectoffrozenStorageon thetexturalprop-erties of silvercarp andcarp fish muscles. Th
3、etextureanalyzer wasapplied toanalyzethe silvercarp andcarp fish muscle, andtheinde-xeswerecomparedwiththeun-frozen ones. Theresults showedthatafter 15 day-frozen storage, all the indicators such as hardness,springiness, adhesiveness, gumminess and resilience decreased, butthedegreesweredifferent. C
4、omparingthecarp fishmuscle, thetex-tureofsilver carpfishmusclewas moreobvious.Keywords:frozen storage; silver carp fish; carp; texturalproperties+ M , M 6 t , a1,Bt uya g “,C hNaV pC,7g sBKb 7 ZE, “ g #) HAC b P? 3M, M sZEaa y Y1bZM1 , VC 0+, P 7 4Z 7b ka -TPA T/ M 1 ,a M 1 a s a%W # sM ? 2- 3i“Bsb1
5、 材料与方法1.1 N a :81000 1 500 g,? g ? g;sN:TA-XT.PLUS,SStable Micro Sys-tem ;bJ: BC/BD-428A, Z:+bJK b1.2 ZE1.2.1 ) a !1 h u 2,ha =#a $a b!a M ,0.1% ; , A22 min, |, , = a |“, - 18 ebJ,bIa ,15 d |“b7 |“: | , , M20 mm 20 mm10 mm v, “ |5 vb |“:b5 8 e/, H, ZE |“, b1.2.2 kHq N k T, !: k- q5 mm/s, k q1 mm/s,
6、k q1 mm/s,50%,T =W HW5 s, kh ,30 mmb2 结果与讨论2.1 7a TPA 1 7a aa*a # nV1bV1 V, , TPA ( , JN2 H $ B) ) O .b13V1 7a TPA Table1 Theparameters of fresh silvercarpfishand carpmuscle“ /g*/(g# s- 1) /g3 161.457 0.724 - 28.895 1214.779 0.2624 540.286 0.508 - 67.596 852.501 0.1852.2 -a 1 -a Mnm1b图1 冻结前后鲢鱼a鲤鱼硬度的
7、变化Figure1 Beforeand afterfreezing silvercarp,carpchanges in hardnessm1 V,a 15d A/, - 50.64%, - 49.74%,=b2.3 -a 1 -a 1 nm2b图2 冻结前后鲢鱼a鲤鱼弹性的变化Figure2 Beforeand afterfreezing silvercarp,carpchanges in springinessm2 V,15d/ 36.05%,/,2.17%, - vl? 3M, b2.4 -a *1 -a *1 nm3bm3 V,15d*/,MQ, *C 6M t b V,%W9 ;A2)
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