太行山婆枣烘干技术的研究

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1、湿度下降到60％时关闭通风排湿系统。新鲜婆枣的一次烘干期需通风排湿4次，每次通风排湿时间为15～20mirl。8婆枣的最终烘干程度为八成干，继续晾干后，所得干枣质量最佳。9干枣的有效包装贮藏方式是真空塑料袋包装，干枣的最佳贮藏方式是充氮包装贮藏。10干枣的基本组成成分：水分27．53％，还原糖59．39％，总糖67．80％，总酸1．12％，Vc32．25me,／lOOg，单宁f干基)730．03mg／lOOg。关键词婆枣烘房干制升温方式质量ⅡStudyonDryingTechnologyofTaihangshanZizyphusJujubeDatesLeichang-guiAbstract：J

2、ujubeDatesisthefruitofZizyphusjujubemillplantofRhamnaceae．TaihangshanZizyphusJujubeDatesbelongtothedriedjujubewhichrichinnutrientsandhassomehealthcareeffects．TaihangshanZizyphusJujubeDatesincludesugar33．01％，acid0．53％，VitaminC427．27mg／lOOg,tannicacid467．47m∥1009,addedtothisitalsocontainkindsofvitamin

3、,aminoacid。crudefatandmicroelement．TaihangshanZizyphusJujubeDatesiscommercialgrowinginXingtangHebei，as,thecultivatedareaofTaihangshanZizyphusJujubeDatesinXingtangcountryismorethan55myriadmou．ItisstatisizedthattheOUtloIntofTaihangshanZizyphusJujubeDatesis6000kilogramandoutputvalueshasreachedupto1．5mi

4、llionYuanperyear．ThepomegranatesuppliedbyShijiazhuangForestBureau．TheaimofthepresentstudyistosolvetheproblemthattheoutputofTaihangshanZizyphusJujubeDateswasreducedbecauseofencounteringcontinuousovercastandrainyinproducingareaduringfruitharvest．TheTaihangshanZizyphusJujubeDatesisusedasrawmaterialsint

5、hisstudyforthelocalcondition．Theteststudiesaseriesoftechnologiessuchas：studyontheimpactofsolardryinganddryingloomontheyieldandqualityoftheproducts；studyOiltheeffectofblanchingandmicrowaveonthequalityoftheproducts，especiallyininhibitingenzymaticbrowning；studyOnthevariationregularityofnutrientcontent(

6、reducingsugar,totalacid，tanninacid，Vitaminc)whichischangedintheprocessofdrying；studyontherelationoftheloadingofdiskandthequalityofdrieddates；studyontherelationofthedryinglevelandthequalityofdrieddates．Thestudywillplayanimportantmleinimprovingdryingtechnology,enhancingtheeconomicandecologicalbenefits

7、．ThemainresultswereasfoIlows：1TaihangshanZizyphusJujubeDatesincludewater62．30％，acid0．53％，reducingsugar14．84％，totalsugar33．01％，VitaminC427．27rcI∥1009,tannicacid467．47rag／1009,PP00．319U，POD0．234U。‘。2The