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中国精品科技期刊2020
贾丽娥, 马越, 王丹, 史君彦, 季延海, 谢龙, 王艳萍, 赵晓燕. 切段对韭菜贮藏品质及抗氧化活性的影响[J]. 食品工业科技, 2021, 42(4): 282-287,324. DOI: 10.13386/j.issn1002-0306.2020040300
引用本文: 贾丽娥, 马越, 王丹, 史君彦, 季延海, 谢龙, 王艳萍, 赵晓燕. 切段对韭菜贮藏品质及抗氧化活性的影响[J]. 食品工业科技, 2021, 42(4): 282-287,324. DOI: 10.13386/j.issn1002-0306.2020040300
JIA Lie, MA Yue, WANG Dan, SHI Junyan, JI Yanhai, XIE Long, WANG Yanping, ZHAO Xiaoyan. Effect of Cutting Segment on Quality and Antioxidant Activity of Chinese Chives(Allium tuberosum Rottler. ex Spreng.)[J]. Science and Technology of Food Industry, 2021, 42(4): 282-287,324. DOI: 10.13386/j.issn1002-0306.2020040300
Citation: JIA Lie, MA Yue, WANG Dan, SHI Junyan, JI Yanhai, XIE Long, WANG Yanping, ZHAO Xiaoyan. Effect of Cutting Segment on Quality and Antioxidant Activity of Chinese Chives(Allium tuberosum Rottler. ex Spreng.)[J]. Science and Technology of Food Industry, 2021, 42(4): 282-287,324. DOI: 10.13386/j.issn1002-0306.2020040300

切段对韭菜贮藏品质及抗氧化活性的影响

Effect of Cutting Segment on Quality and Antioxidant Activity of Chinese Chives(Allium tuberosum Rottler. ex Spreng.)

  • 摘要: 为了明确家庭存贮条件下鲜切韭菜段的营养性和食用期,本文研究了切段对韭菜贮藏品质和抗氧化活性的影响。将新鲜791韭菜切割成3~4 cm小段后置于温度28±1℃,相对湿度50%±5%环境下(模拟家庭贮藏条件)贮藏4 d。结果表明:切段导致了韭菜辛香味即刻增强,随后辛香味逐渐变淡,整个贮藏期韭菜段和完整韭菜风味雷达图的外型和轮廓相似,但是面积不同。韭菜段常温贮藏第3 d感官品质评分低于5分,主要营养成分维生素C(VC)损失严重,叶绿素含量下降明显;3 d内,抗氧化物质总酚和类黄酮含量增加,过氧化物酶(POD)、过氧化氢酶(CAT)和抗坏血酸过氧化物酶(APX)活性增强。综上,建议家庭贮藏环境下,鲜切韭菜段最佳食用期为0~1 d,最佳货架期为0~2 d。

     

    Abstract: In order to clarify the nutritional and edible period of fresh-cut chives under home storage conditions,the effect of cutting segment on the storage quality and antioxidant activity of chives were studied in this paper. The fresh 791 chives were cut into 3~4 cm segments,and then stored at a temperature of 28±1 ℃ with relative humidity of 50%±5%(simulating household storage conditions)for 4 days. The results showed that the cutting section resulted in an immediate increase in the spicy scent of the chives,then the spicy scent gradually faded. The appearance and outline of the flavor radar chart of the segments and the complete chives were similar,but the areas were different during the whole storage period. The sensory quality scores of segments stored at room temperature was less than 5 points on the 3rd day,the main nutrients vitamin C(VC)were seriously lost,the chlorophyll content dropped significantly. The contents of total phenols and flavonoids were increased within 3 days of storage. Meanwhile,the activities of antioxidant enzymes including peroxidase(POD),catalase(CAT)and ascorbate peroxidase(APX)were enhanced,it was recommended that the optimal period for eating would be 0~1 d. and the shelf life would be 0~2 d under the home storage environment.

     

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