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不同腌制方法对蕨菜主要化学指标的影响
The Main Chemical Indices of Pteridium aquilinum Affected by Different Pickling Methods
【摘要】 蕨菜腌制过程中若干化学指标的变化,结果表明:经过腌制,蕨菜中VC和叶绿素含量显著下降,饱和盐水法腌制蕨菜两项指标高于干腌法;饱和盐水法和干腌法的亚硝峰出现分别在腌制后的105d和120d,峰值为4.0μg.g-1和21.4μg.g-1,两种腌制方法的蕨菜pH值在7月份均因轻微发酵作用有所下降,但并未影响蕨菜的风味;饱和盐水法腌制的蕨菜食盐含量在前15d迅速增加,60d达到平衡。从感官状态看,饱和盐水法的蕨菜组织较饱满,色泽黄绿,而干腌法的蕨菜表面皱缩,色泽褐绿;综合感官和化学指标以饱和盐水法腌制的蕨菜品质好于干腌法。
【Abstract】 The chlorophyll and V C contents in Pteridumaquilinum reduced obuiovsly during thier pickling. The two indices of salt water method were both higher than absolute salt method. The NO - 2 peak of salt water and absolute salt method respectively appeared at the 105 days and 120 days after they were pickled. The NO - 2 peak value are 4μg·g -1 and 21.4μg.g 1 . The Pteridium aquilinum sensory situation of salt water method was better than absolute salt mthod.
- 【文献出处】 沈阳农业大学学报 ,JOURNAL OF SHENYANG AGRICULTURAL UNIVERSITY , 编辑部邮箱 ,1998年03期
- 【分类号】TS255.5
- 【被引频次】12
- 【下载频次】151