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首页> 外文期刊>Livestock research for rural development >Contribution to the study of body development in Merino Precoce lambs, subject to two diets
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Contribution to the study of body development in Merino Precoce lambs, subject to two diets

机译:接受两种饮食对美利奴羊早熟羔羊身体发育的研究的贡献

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TwogroupsoftwelveMerinoPrecocelambs,slaughteredat25,30,35and40kgliveweightwerestudiedtoevaluatetheeffectsoftwodietswithdifferentroughagetoconcentrateratios(diet1-60%concentrate+40%roughage;diet2-40%concentrate+60%roughage)oncarcasscharacteristics,chemicalcompositionofmuscleandfatandhistologicaltraitsofmuscle.Diet1allowedahighergrowthrateandalowerfeedconversion.Dietshadnosignificanteffectsoncarcasscharacteristicsorchemicalcompositionofmuscleandfat.Theeffectsonmuscledistributionweresignificantonlyforthreeoftheninemusclesconsideredandthedifferencesweresmall.Asliveweightincreased,lambcarcasseschangedaccordingtothenormalpatternofdevelopment.DifferencesonmuscledistributionwerefoundforSemimembranosusmuscle,thatdecreasedsignificantlyasaproportionoftotalchemicalcompositionandhistologicaltraitsofmuscle.Lipidconcentrationoffattissue,however,increasedsignificantly.
机译:TwogroupsoftwelveMerinoPrecocelambs,slaughteredat25,30,35and40kgliveweightwerestudiedtoevaluatetheeffectsoftwodietswithdifferentroughagetoconcentrateratios(diet1-60%浓缩物+ 40%粗饲料; diet2-40%浓缩物+ 60%粗料)oncarcasscharacteristics,chemicalcompositionofmuscleandfatandhistologicaltraitsofmuscle.Diet1allowedahighergrowthrateandalowerfeedconversion.Dietshadnosignificanteffectsoncarcasscharacteristicsorchemicalcompositionofmuscleandfat.Theeffectsonmuscledistributionweresignificantonlyforthreeoftheninemusclesconsideredandthedifferencesweresmall.Asliveweightincreased,lambcarcasseschangedaccordingtothenormalpatternofdevelopment.DifferencesonmuscledistributionwerefoundforSemimembranosusmuscle,thatdecreasedsignificantlyasaproportionoftotalchemicalcompositionandhistologicaltraitsofmuscle.Lipidconcentrationoffattissue,但是,显着增加。

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