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1、青棵复配挤压米技术研究Studyontechnologyofhighlandbarleyextruded-compoundriceAbstract：Barleyflourwasasthemainrawmaterialinthisstudy,addingdifferentproportionsofmilletflour,cornflour,andbuckwheatflour,toproducedifferentratioofhighlandbarleyextruded-compoundricebyatwin-screwextruder;andai
2、medtothephysicalandchemicalpropertiesandeatingqualitytraitsofhighlandbarleyextruded-compoundrice,todeterminethekeyindicatorswhicheffectthequalityofhighlandbarleyextruded-compoundrice.Furthermore,throughthesensoryevaluationindicatorsofhighlandbarleyextruded-compoundriceandsta
3、tisticalanalysistherelationshipbetweenthevariousindicators,threerelativelybetterextruded-compoundriceweredefined,were100%barley,25%corn+75%barley,and50%millet+50%barley,thebestcompressionparametersismaterialmoistureof25%,screwspeedof100rpm5thehighestextrusiontemperatureof120
4、°C,andfeedspeedof15kg/h.Keywords:barley;compound;extruded-compoundriceHighlandbarleyisinthegrassfamily,itbelongstobarleygenus.ItmainlydistributesinTibet,Qinghai5Gansu,SichuanAbaandGanziprefecture・InTibet,theyieldofhighlandbarleyaccountsfor63.96%ofthetotaloutputofgraincropsin
5、thewholeregion,whichplaysanimportantroleinthehealthandeconomicdevelopmentoftheTibetanpeople・Highlandbarleyyieldishigh,andaccordwith''threehightwolow”(highprotein,highfiber,highvitaminandlowfat,lowsugar)dietarystructure,isagoodcerealcrops」nhighlandbarleyproducingareas,highlan
6、dbarleyisgenerallyusedasfoodrationsintheformofroastedbarleyflour.Inordertoimprovetheaddedvalueofmiscellaneousgrains,itisgenerallynecessarytofurtherprocessthemandproducevariouskindsoffoodtomeettheneedsofpeople.Inthisstudy,highlandbarleyflourwasusedasthemainrawmaterial,andrice
7、flour,cornflourandbuckwheatflourweremixedwithfivegrainsaccordingtothetheoryofnutritionbalance,anddoublescrewextrudingtechnologywasusedtoproducehighlandbarleymixedricewhichcouldmatchriceinfoodfield.1Materialsandmethods1.1Materialsandinstruments1.1.1MaterialsXila19Highlandbarl
8、eypowder:InstituteofAgriculture,TibetAcademyofAgricultureandAnimalHusbandry
