贵妃鸡与麒麟鸡杂交f1代的体尺性状、屠宰性能及相关分析

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1、106广东农业科学2014年第1期贵妃鸡与麒麟鸡杂交F代的体尺性状、屠宰性能及相l关分析李乃宾，杨芬霞，杜炳旺，陶林，陈洁波(广东海洋大学动物科学系，广东湛江524088)摘要：为了研究贵妃鸡的肉用开发价值，以贵妃鸡为父本、麒麟鸡为母本进行杂交探索。对l2周龄F，代杂交鸡进行体尺性状、屠宰性能测定及相关性分析，结果表明：12周龄F代杂交公鸡的体斜长、龙骨长、胫长均显著高于母鸡，F。代杂交公鸡的活体重、屠体重、半净膛重、半净膛率、全净膛重、胸肌重、腿肌重和心脏重极显著高于母鸡，腿肌率、翅膀重显著高于母鸡而皮脂厚却极显著低于母鸡，其余指标公母差异不显著。屠体性能与体尺性状绝大多数存在显

2、著和极显著相关性，并确定了相关指标的回归方程，为通过活体的体尺测量结果预测屠体性能指标提供一定的理论依据，同时试验结果表明F代杂交鸡的生产性能显著提高。关键词：杂交鸡；体尺；屠宰性能；相关分析中图分类号：$813．22文献标识码：A文章编号：1004—874X(2014)01—0106—04CorrelationanalysisbetweenthebodysizeandslaughterperformanceinF1hybridofspringofprincessl●’1n●1’●’chickenandIrlZZlechickenLINai-bin，YANGFen-xia，DUBi

3、ng-wang，TAOLin，CHENJie-bo(Department0厂AnimalScience，GuangdongOceanUniversity，Zhanjialtg524088，China)Abstract：Inordertostudythemeatdevelopmentvalue0±princesschicken．thebodysizetraitsandslaughterperformanceof12-week-oldFIhybridofspringofprincesschicken(6)andfiizzlechicken(9)weremeasuredandthecor

4、relationsbetweendifferenttraitswereanalyzed．Theresultsshowedthatbodylength，keellengthandshanklengthofmaleFlhybridoffspringweresignificantlyhigherthanthoseoffemalechickens．Theliveweight，carcassweight，semi—evisceratedweight，semi—evisceratedratio，evisceratedweight，chestmuscleweight，legmuscleweigh

5、tandheartweightofmalechickenswereverysignificantlyhigherthanthoseoffemalechickens，thelegmuscleratioandwingsweightweresignificantlyhigherthanthoseoffemalechickens，butsebumthickofmalechickenswasverysignificantlylowerthanthoseoffemalechickens．Otherindicatorshadnosignificantdifference．Therewerehig

6、hlysignificantandveryhighlysignificantcorrelationsbetweentheslaughterperformanceandbodysizeinFlhybridoffspring．Theregressionequationofrelatedindicatorswasidentified．Thisconclusionprovidedacertaintheoreticalreferenceforpredictingslaughterperformanceindicatorsthroughalivingbodysizemeasurements，a

7、ndproductionperformancesofFlhybridoffspringwereimprovedsignificantly．Keywords：hybridchicken；bodysize；slaughterperformance；correlationanalysis贵妃鸡，又名贵妇鸡，原产于法国Houdan城，现主满等缺点。麒麟鸡亦称卷毛鸡，是产于广东粤西茂名一要分布于中国、英国、法国、荷兰等国家。是集观赏、保带的特色土鸡。麒麟鸡具有抗热应激、生长速度