鉻對蛋雞生產(chǎn)性能、蛋品質(zhì)及血液生化指標(biāo)的影響.pdf

1、吉林農(nóng)業(yè)大學(xué)碩士學(xué)位論文鉻對蛋雞生產(chǎn)性能、蛋品質(zhì)及血液生化指標(biāo)的影響姓名：任艷申請學(xué)位級別：碩士專業(yè)：動(dòng)物營養(yǎng)與飼料科學(xué)指導(dǎo)教師：王貴20030601查鱉鍪鑒查蘭!鰱蘭曼燕壅整墼基堡壘主壁壘：曼墨壅墨塞壅皇壘冀查鱉簍窶Abstract輟a2x6factorialexperiment，fivehundredand磊題Romanlayinghens，57weekage，wererandomlydividedinto11groupstOstu

2、dytheeffectsofsupplementaldietaryofdifferentchromiumsoBl：ces(chromiumnicolinaleandchromiumyeast)andchromiumlevelOneggproductionperformance，eggquality，bloodbiochemicalparametersoflayinghens，andthedepositofchromiumineggsOr

3、oupc囅trolⅥ穰sfed8basaldiet，thegroups1to5werefedbasaldietsupp：100500舭g(intheformofchromiumnieolinale)；thegroups6to10werefedbasaldietsupp：100500119／kg(intheformofchromiumyeast)Theresultshowedthatthelayinghensfedthedietcont硅

4、ining200舭gchromiumnicolinalehadhigherproductionperfo觚(P005)DietarychromiomsupplementationofdifferentlevelhadnOsignificanteffectoneggshellstrength，eggshellthicknessandeggshapeindex(p005)，butenhancedeggwhitequali移Therewere

5、nosignificantdifferencesbcBNeel＆thela舞nghensfedCrnicolinaleandtheCryeast，DietarychromiumsupplementationdecreasedsignificantlysaetUl／l尊UCOSC，SCruJ11totalfat，serumureaIli蛔genand船rBmtotalcholesterol(P《0。05)。andincreasedsign

6、ificantlyserumtotalproteinlevel(PO05)ThetwoCrSOtll℃eshadsimilareffects011mostindicesTheCraccumulatedineggsatthefirst30daysofthewholeexperiment，thedepositofCrwasincreasedineggswhenthelayinghensweregivenhigherlevelCrEachex