羔羊代乳品研究.pdf

1、’y_022813分類號：S崔級：公開單位代碼：10749學號：0203186寧夏大學研學位論文羔羊代乳品研究StudyonMilkReplacersofLamb指導教師：自塞塾援一一一申請學位門類級別：壅堂亟專業(yè)名稱：麴塑萱差皇魚整銎堂研究方向：屋芻麴塑萱差所在學院：壅堂暄二零零六年四月寧夏大學碩士學位論文ABSTRACTABSTRACTWiththedevelopmentofsheepraisingindustrysheepprop

2、agationhasbeenincreasedgreatlyBreastmilkwasnotsatisfactoryfortheneedoflambsStudyofmilkreplacerwasauurgenttaskProteininmilkreplacerw∞providedbyextractedsoybeanmilkpowderreinpowderetcProteinlevelinmill【replacerWasdesignedb

3、yvariousgradientsMilkreplacersweredividedintoNo1，No2，No3，No4Milkreplacercontainedalotofnutrition，suchasvitamins，microelementsetcFifty(256十25旱)F1lambs(Dorset6Smalltailedsheepg)wererandomlydividedintofivegroupsnamelyGroupI

4、，Group]I，CaoupHICaoupNandGmupVEachgroupcontainedtealambs(56十5早)LambsofGroupI，GroupII，GroupⅢ，GroupⅣwcrefedOilmilkreplacersofNo1，No2，No3，No4respectivelyGroupVwasacontrolgroupandsucklednaturallyDuringtheexperimentalstage，ph

5、ysicalmeasureillonLswe∞conductedeverytendaysDungsampleswerecollectedwhenthelambswere26daysofageinordertomeasurethecrudedigestibilityofmilkreplacersAttheendoftheexperimentVeiiOUSbloodⅥmcollectedfromeverygroupinordertomeas

6、urethebiochemicalparametersTheexperimentalresultsshowedthatthegrowthoflambwashighwiththeincreaseoftheproteinlevelindietBodyheightbodylength，chestcircumference，abdomencircumferenceandaveragedailygainofGroupⅣwerehigherthan

7、thoseoftheotherexperimentalgroupsbutlowerthanthecontrolgroupAlthoughnutritionofmilkreplacerWassatisfactoryfortheneedoflambs，thegjowthperformanceoflambfedOnmilkreplacerswasrelativelylowascomparedtothatfedonthenaturalmilkD

8、igestibilitiesofdrymattercrudeprotein，crudefat，crudefibercalciumandphosphoniumofmilkreplacersincreasedgraduallywiththeincreaseofproteinlevelThedigestibilitiesingroupIVwerebetterthantheotherthreeexperimentalgroupsProteinl

9、evelofmilkreplacershadlittleinfluenceonbloodbiochemicalparametersExceptforexperimentalGroupIandGrouplIwh油containedlesscontentofbothalbuminandeglobulinthanGroupV，therearcIlosignificantdifferencesinthebiochemicalparameters