1、東北農(nóng)業(yè)大學(xué)碩士學(xué)位論文復(fù)合預(yù)混料在貯存過(guò)程中有效成分穩(wěn)定性的研究維生素姓名：孫海霞申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：動(dòng)物營(yíng)養(yǎng)與飼料科學(xué)指導(dǎo)教師：?jiǎn)伟采?000.6.1StudyOllValidIngredientStabilityinPremixesduringStorage—VitarainABSTRACTTheeffectoftemperaturerlowtemperature0。C~4。C，roomtemperature18。C25。C，

2、hightemperature40。C)，moisture(2％~4％，8％～9％)，mineral(Cu)，antioxidantandsunlightonthestabilityofvitaminAriboflavinandpyridoxinewerestudiedrespectivelyindifferenttypepremixes(1％and4％)Anda222factorialdesignwasadoptedtotestthe

3、relationshipbetweencholinechloride，temperature，andmoistureonvitaminstabilityTheresultswele∞follows：1Heathadanapparenteffectonvitaminstabilityinpremix，withvitaminAbeingmoresusceptiblethanpyridoxineandriboflavinRiboflavinw

4、asthemoststableofthethreevitaminsThreestoragetemperaturesmadehighlysignificant(P005)Cholinechloride，temperature，andmoisturehadasignificant(P005)des仃oyvitaminA，riboflavinandpyridoxine5TheantioxidanttendedtoimprovevitaminA