FOOD SCIENCE ›› 2006, Vol. 27 ›› Issue (12): 761-764.

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Effect of Three Kinds of Antistaling Agent on Fresh-keeping of Kyoho Grapes

TIAN Chun-lian1,ZHONG Xiao-hong2,HUANG Rong-fang1,YIN Xiu-quan   

  1. 1.College of Resources and Planning Sciences, Jishou University, Zhangjiajie 427000, China; 2.College of Horticulture Garden, Hunan Agricultural University, Changsha 410128, China
  • Online:2006-12-15 Published:2011-11-23

Abstract: The effect of three kinds of natural antistaling agent, including chitosan, giant-arum and garlic, to the storage quality and physiolgical activation of postharvest Kyoho grapes was studied. The results showed that treatment with the three kinds of antistaling agent could decrease breathing intensity of grape fruit. SOD and POD activation present the peak only one time during storage, accumulation of MDA is restrained under low temperature. After 1% chitosan treatment under 2℃ storing for 30 days, the rate of loss reaches the lowest, and the effect of storage is the best.

Key words: Kyoho grapes, antistaling agent, storage quality, physiological activation