Table 1. Reduction of Salmonella on inoculated alfalfa seeds after gaseous ozone treatment
LOG CFU/G OF SALMONELLA ON TSA*
SAMPLE ID** BEFORE AFTER*** REDUCTION
A 6.1 4.6 1.5
B 6.7 5.4 1.3
C 5.9 5.1 0.8
D 5.9 5.2 0.7
E 5.9 5.1 0.8
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
F**** 5.9 5.9
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* Tryptic soy agar a non selective agar for recovery.
** Samples processed in different packaging material.
*** Processing conditions: 30,000 ppm ozone , 65 % RH for 24 hr.
**** Processed with little to no RH.