藍(lán)孔雀飼料消化利用性能的研究.pdf

1、y774796分類號(hào)密級(jí)弋吣寰t夭雜。碩士學(xué)位論文盟仲代碼：10019學(xué)號(hào)：S02257藍(lán)孔雀飼料消化利用性能的研究StudiesonDigestibilityandUtilizationofDietofBluePcafo、’，I研究牛：董理指導(dǎo)教帥：申請(qǐng)學(xué)佗門類級(jí)別：專業(yè)名稱：研究方向：所在學(xué)院：直基盤副煎援園王明熬援筮堂亟邊塑萱羞皇翅盟撾堂塞盤螢差動(dòng)塹型堂皇這丕堂暄AbstractThreeexperimentswereconduc

2、tedtoinvestigatedigestiveandutilizableperformanceofdietarynutritionalmatterinbluepeafowl，andstudiedonthefeasibleproteinandenergycontentinbluepeafowldietExperiment1：CoraparativestudyondigestiveandutiIizableperformanceofCP

3、、AME、CEEandfibersofdietinbIMepeafowI、turkeysandCocksThestudycomparedthedifferenceofdigestiveandutilizableperformanceofDM、CP、AME、EE、CF、NDFandADFofdietin5and7montholdbluepeafowl，thesameoldturkeysandadultcocks7fheresultssho

4、wedthatfeedintake、excretionanddigestionofDM、CP、AME、EE、CF、NDFandADFinbluepeafowJwasequaltothoseofcocksbutbothwerelessthanthoseofturkeys(P005)Inbothmonths，theCPandEEdigestibilityinbluepeafowlwassignificantlylessthanthosein

5、cocksandturkeys(P鋤05)buttheDMdigestibilityandAMEmetabolicratioweresignificantlyhigherthancocksandturkeysfJpO05)itwasconcludedthattheDMdigestibilityandAMEmetabolicratioofbluepeafowlwashighestinthreeanimalsbecauseofhigherd

6、ietaryfibersdigestibilityofbluepeafowlanditsfibersdegradationproductsuppliedpartofenergywhichwasusedingrowthandmaintenanceIfcocksandturkeys’feedingstandard’vereappliedinfeedofbluepeafowl，itmaybeunderestimatedinenergyandD

7、MutilizableperformanceandoverratedinCPdigestiveperformance，therefore，CPrequirementofbluepeafowlshouldbehigherthanthoseofcocksandturkeysExoeriment2：StudiesonthedigestiveandutizabIeperformanceofdietaryproteinandthefeasibIe

8、prateincontentinbIuepeafowlOnehundredandtwelve28dayoldbluepeafowlweredividedinto4groupsinaccordancewithdietaryproteinlevels(16％、18％、20％and22％)tostudyondigestiveandutilizableperformanceofdietaryproteinandoptimalproteincon

9、tentinfeedofbluepeafowlThedietaryMEwassetto1213MJ／kgAsdietaryproteinincreased，theCPdigestibilitywassignificantlydecreasedanduricnitrogenandammonianitrogenexcretivecapacitywasincreasedfP005)Utilizableenergyquantitiesweren

10、otinfluencedbydietaryproteinhigherthat20％levelsLivebodyweight、thedressedweight、dressingpercentage、evisceratedweight、evisceratedpercentage、breastmuscleweightandbreastmuscleweightweresignificantly(PO05)enhancedasdietarypro

11、teinincreasedduetohigheravailablenitrogenJn20％proteintreatmentButdietaryproteinlevelswhichwashigherthan20％couldnotsignificantlyimprovedotherindexesmeasuredInconclusion，the20％CPlevelwasadaptedfor28—140daysoldbluepeafowlEx