北京鴨和櫻桃谷鴨生長性能、肌肉理化特性比較及填飼對其影響.pdf

1、Y774852分類粵密顫絮目莠≮夭普。碩士學位論文單位代碼；10019學號TS2003北京鴨和櫻桃谷鴨生長性能、肌肉理化特性比較及填飼對其影響ComparisonofGrowthTraits，MusclePhysiealandChemicalTraitsbetweenPekinandCherryValleyDucksandtheEffectsofForcefeeding研冤生：金熊勇指導教師；揚寶熬授合作指導教師：申請學位門類級別：盔堂

2、亟專業(yè)名稱：塾塹遺佳直勤皇鏊墮研究方向：塞禽直獨所在學院：動物疊拄坐院二oo五年六月ABSTRACTInpresentstudygrowthtraits，meatcontentsandmusclehistologicalcharacteristicsofPekinDucksandCherryValleyDucksfedbydifferentmannerswereinvestigatedEarlygrowthanddevelopmentp

3、aRemwasstudiedThethesisemphasizesoncarcasstraits，percentofaminoacids，fattyacids，diameteranddensityofmusclefibers，lengthofsarcomereintwobreedsducksRelationshipsamongallcarcasstraitsaswellasfattyacidsandaminoacidsvariables

4、werepresentedbyCoelationanalysisandprinciplecomponentsanalysisTheresultsshowedthatthebodywetghtandfeedconversionefficiencyofPekinDuckswerelowerby10％and47％，respectivelywhileweightofabdominalfatwashigllerby2030％thanthoseof

5、CherryValleyDucksfedbysamemannenMalePekinDucksexhibited10％bodywetghtand2％feedconversionefficiencyhigherthanfemaleMaleCherryValleyDucksexhihited7％bodyweighthigherand4r2％towerfeedconversionefficiencythanfemaleGrowthmodelBe

6、rtalanffyGompertzandlogisticwereallfitforbodywetght’smeasurementForcefeedinghadagreateffectoilducks’growth，forcefedgroupinasamebreedshowed14—17％higherfinalBWand25％lowerfeedconversionefficiencythangroupfedadlibitumCherryv

7、alleyDucks’carcasswetght，breastmusclewetght，legmusclewetghtwerelargerthanPekinDuckssignificantly(PO05)VariablescorrelationanalysisandprinciplecomponentsanalysisshowedthattheCarCaSSweight，oleicacid，suboleicaeidandflaxacid