Number of rodent catches and chigger index
| Site | Month | No. of traps | No. of collected field rodents | Trap index | No. of chigger mites | Chigger index |
|---|---|---|---|---|---|---|
| Jinan-gun Baegun-myeon |
Apr | 100 | 17 | 0.17 | 1,286 | 75.6 |
| May | 100 | 5 | 0.05 | 331 | 66.2 | |
| Oct | 100 | 9 | 0.09 | 2,108 | 234.2 | |
| Nov | 100 | 13 | 0.13 | 2,903 | 223.2 | |
| Result | 400 | 44 | 0.11 | 6,628 | 150.6 | |
