Table 1. Information of Bacillus cereus used in this study

Farm type Isolated sample name No. of Bacillus cereus
Facility Handle of the toilet 1
Handle of the toilet 2
Handle of the toilet 3
Gloves 4
Packing container 5
Hydroponic cultivation Handle of the toilet 6
Scale 7
Packing table 8
Harvesting table 9
Gloves 10
Gloves 11
Soil (stem) 12
Nutrient solution for hydroponics cultivation 13
Nutrient solution for hydroponics cultivation 14