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复合保鲜处理对芥蓝常温贮藏品质的影响

Northern Horticulture(2021)

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Abstract
以芥蓝为试材,采用溶菌酶与壳聚糖复合保鲜液蘸茎结合1-甲基环丙烯(1-MCP)的方法,进行芥蓝常温贮藏保鲜试验,提高芥蓝常温贮藏品质,以期为芥蓝常温货架贮藏提供参考依据.结果 表明:复合保鲜处理能够抑制芥蓝常温贮藏期间SPAD值和维生素C含量降低,降低其相对电导率、过氧化物酶(POD)活性和丙二醛(MDA)含量,从而更好保持芥蓝的原有品质和延长货架期.贮藏6d时,芥蓝叶片的SPAD值和维生素C含量处理较对照分别高31.0%和32.5%,相对电导率、失重率和MDA含量处理较对照分别低1.54%、8.1%和7.2%,叶片部位和茎薹部位的POD活性处理较对照低24.2%和27.0%.
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