FOOD SCIENCE ›› 2008, Vol. 29 ›› Issue (1): 322-324.

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Alternating Magnetic Field Preservation of MP Lotus Roots

 GAO  Meng-Xiang, ZHANG  Chang-Feng, WU  Guang-Xu, RUAN  Da-Wei   

  1. College of Life Science, Yangtze University, Jingzhou 434025, China
  • Online:2008-01-15 Published:2011-07-28

Abstract: The minimally processed (MP) lotus root fresh-cut was treated with different intensities of the alternating magnetic field. The sensible appearance, activity of PPO, content of reducing give sugar, content of VC and pH were respectively evaluated. The results showed that the MP lotus roots processed with 1.2A/m intensity of magnetic field had the best effects. The sensible appearance is also the best. Its activity of PPO is restricted remarkably better than the control, and its losses of reducing sugar, VC and pH are much less than the control.

Key words:  , keep-fresh; alternating magnetic field; minimally processed lotus root;