Effects of Charcoal-added functional Paper on Keeping Leafy Lettuce Fresh during Marketing
2003
Jeong, C.S. | Park, S.M. | Kang, W.H. (Kangwon National Univ., Chuncheon, Republic of Korea)
The effects of storage temperature charcoal-added paper box of leafy lettuce storage in CO2 production was higher at 30¡É than that at 13¡É, but there were no differences in the rate of CO2 absorption among treatments. Charcoal-added paper box was found to be efficient in absorbing ethylene as compared to the control and pulp treated paper after repeated use. No difference was found in the content of chlorophyll at the storage temperature of 13¡É, though the rate of change in color was found to be faster at 30¡É. The quality of leafy lettuce was better in charcoal-added paper boxes than in untreated or pulp treated boxes during stouage. Sixty-three percent of leafy lettuce was rotten in untreated or pulp treated boxes during stouage, whereas only 17% of lettuce was spoiled in charcoal-added paper boxes. The charcoal-added paper boxes were found to be more efficient in keeping the leafy lettuce fresh during transportation and also prolonged the shelf life after harvest.
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