Table 2 Evaluating the frequency of Escherichia coli detection on radish seed sprouts and their production environment
Source | No. of samples | Sample | A | B | C | Total | ||||
|---|---|---|---|---|---|---|---|---|---|---|
Spring | Summer | Spring | Summer | Spring | Summer | |||||
Seeds and Sprouts | 18 | Seeds | 0 | 0 | 0 | 3/3 (100%) | 0 | 0 | 3/18 (16%) | |
18 | 2nd Day sprouts | 0 | 1/3 (33%) | 1/3 (33%) | 2/3 (66%) | 3/3 (100%) | 1/3 (33%) | 8/18 (44%) | ||
18 | 4th Day sprouts | 0 | 0 | 3/3 (100%) | 1/3 (33%) | 3/3 (100%) | 2/3 (66%) | 9/18 (50%) | ||
18 | 6th Day sprouts | 0 | 0 | 0 | 0 | 3/3 (100%) | 0 | 3/18 (16%) | ||
18 | Packaged sprout | 0 | 1/3 (33%) | 1/3 (33%) | 2/3 (66%) | 0 | 3/3 (100%) | 7/18 (39%) | ||
Water | 18 | Ground water | 0 | 0 | 0 | 0 | 3/3 (100%) | 3/3 (100%) | 6/18 (33%) | |
18 | Irrigation water | 0 | 1/3 (33%) | 1/3 (33%) | 0 | 1/3 (33%) | 0 | 3/18 (16%) | ||
6 | Stream water stored in container | NS | NS | NS | NS | 3/3 (100%) | 0 | 3/6 (50%) | ||
Agricultural Materials | 18 | Nutrient solution A | 0 | 0 | 0 | 0 | 0 | 0 | 0/18 (0%) | |
18 | Nutrient solution B | 0 | 0 | 0 | 0 | 0 | 0 | 0/18 (0%) | ||
18 | Diluted nutrient solution A + B | 0 | 0 | 0 | 0 | 0 | 0 | 0/18 (0%) | ||
Equipment | Cultivation | 18 | Nutrient solution storage tank | 0 | 0 | 0 | 0 | 0 | 0 | 0/18 (0%) |
18 | Fabric | 0 | 0 | 0 | 0 | 0 | 0 | 0/18 (0%) | ||
18 | Tray | 0 | 0 | 0 | 0 | 0 | 0 | 0/18 (0%) | ||
18 | Basket | 0 | 0 | 0 | 0 | 1/3 (33%) | 0 | 1/18 (5%) | ||
Post-harvest | 18 | Knife | 0 | 2/3 (66%) | 0 | 0 | 0 | 0 | 2/18 (11%) | |
15 | Cutting board | NS | 0 | 0 | 0 | 0 | 0 | 0/15 (0%) | ||
15 | Packing material | NS | 0 | 0 | 0 | 0 | 0 | 0/15 (0%) | ||
18 | Glove | 0 | 0 | 0 | 0 | 0 | 3/3 (100%) | 3/18 (16%) | ||
Total | 0 | 5/57 (9%) | 6/57 (10%) | 8/57 (14%) | 17/57 (30%) | 12/57 (21%) | 48/324 (14%) | |||