Table 2. Overview of poultry farms for evaluating biosecurity level in this study Farm

Farm JS GE CH CS HS OE JG LB
Breed Layer Layer Layer Layer Layer Layer Broiler Broiler
Location Jeonbuk Kyunggi Chungbuk Chungbuk Kyunggi Kyungbuk Chungbuk Chungnam
Facility Cage Cage Floor Cage Cage Floor Floor Floor
No. bird 93,600 155,520 8,000 310,000 80,000 60,000 73,700 20,000
No. Houses 3 5 3 3 6 8 3 2
No. Worker 19 10 1 5 12 15 1 1