臭氧处理对冷库贮藏白菜品质的影响.pdfVIP

J．S[IANX!AGRIC．UNIV．(NaturalScienceEdition) 墨哑i耋堡(自签型主题2：2：：：j；l2 2 ：：：!：： 臭氧处理对冷库贮藏白菜品质的影响 许效群1，冯婷芳1，王维智2，王丽娟1 (1．山西农业大学食品科学与工程学院，山西太谷030801；2．山西金谷农产品批发有限公司，山西太谷030800) 摘 要：为探索臭氧处理对冷库弗藏白菜的品质影响，在固定臭氧处理频率为1次·d“的条件下，分别研究不同臭氧处 理浓度、处理时间时冷库贮藏白菜主要品质指标变化的影响。结果表明．臭氧处理能够有效抑制白菜的呼吸强度．减缓 白菜的vc含量，叶绿素含量在贮藏期同的下降，降低站藏失重率。最佳臭氧浓度为12．84rag·m～，处理时间为30min。 关键词：白菜；冷藏保鲜；臭氧；品质 中图分类号：$379．2文献标识码：A 文章编号：1671—8151(2012)01—0027—06 EffectofOzoneTreatmea!On inChinese in QualityChanges CabbageStoringRefrigeratory Xu Xiaoqunl，FengTingfan91，WangWeizhi2，WangLijuanl FoodScienceand Shanxi Shanxi030801，China； (I．Collegeof Engineeringof AgriculturalUniversity·Taigu in Shanxi030800·China) WholesaleLimited Shanxi，Taigu 2．JinguAgricultural Company ordertoresearchtheeffectofozonetreatmeatOil inchinese in Abstract：In qualitychanges cabbagestoringrefrigerato— inchinese in affecteddifferentozonetreatmeatcon— main index cabbage refrigeratoryby ry，the qualitychanges storing onetimeofone inthe eentrationandtreatmenttime werestudiedunderthe ofozonetreatmeat separately frequency day thatozonetreatmeatcanrestrainthePPO ofthechinese cellsandre— condition．Itwasfound activity cabbage stationary tardthefallofthecontentof andsolublesolids，evenreducetherateof results Vc。chlorophyll agravity．Thesuggested bestozoneconcentrationof the thatthe ofozonetreatmeatto chinese fresh，the increasingqualit