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水杨酸对黄瓜保鲜效果的研究

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以鲜黄瓜为试材,用浓度为0.1g/L、0.2g/L、0.3g/L的水杨酸溶液浸泡20min,自然晾干,室温下装袋贮藏,研究水杨酸对黄瓜的保鲜效果。结果表明,鲜黄瓜经水杨酸涂膜处理后,能有效地降低失重率、防止腐烂、保持硬度,能延缓可溶性固形物含量和VC含量下降速度,延长黄瓜的货架期。其中,浓度为0.2g/L的水杨酸对黄瓜保鲜效果较好。
Study on the Prevention Effects of Cucumber Filmed by Salicylic Acid
In order to study the prevention effects of cucumber filmed by salicylic acid, the cucumber was soaked by salicylic acid with the concentration of 0. lg/L, 0. 2g/L, 0. 3g/L for 20 rain, freely dried and stored at room temperature. Results showed that filmed by sali- cylic acid solution, the weight loss rate of cucumber would decrease effectively, the decay of cucumber would be prevented and firmness was kept. It also could delay the rate of decline of soluble solids content and VC content and extand the shelf life of cucumbers. Compared with other treatments, it had better effects on cucumber prevention under salicylic acid with the concentration of 0. 2g/L.

salicylic acidcucumberprevention

任邦来、李敏

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陇东学院农林科技学院,甘肃庆阳745000

水杨酸 黄瓜 保鲜

2012

中国食物与营养
中国农业科学院 国家食物与营养咨询委员会

中国食物与营养

CSTPCD
影响因子:0.754
ISSN:1006-9577
年,卷(期):2012.18(11)
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