7SUTHICI-IAI SRIMEECHAI. A comparative study of the ozone corona dis- charge generator and the in-house desigvled UV ozone generator for control- ling of bacteria an air[ D]. Bangkok : Mahidol University,2005:8 - 10.
8KOWALSKI W J,BAHNFLETH W P,WHITI'AM T S,et al. Bactericidal effects of high airborne ozone concentrations on Escherichia coli and Staph- ylococcus aureus[J]. Ozone Science and Engineering, 1998,20:205 -219.
9qaFLETCHER L A,GAUNT L F. Bactericidal action of positive and negative ions in air[J]. BMC Microbiology, 2007, 7:32.
10WIUJAM X F. FETY W F. Effect of negative air ions on Escherichia coli ATCC 25922 inoculated onto mung bean seed and apple fruit [ J ]. Food Protection, 2007, 70:204-208.
