Field site | Sample size | Genotype | Mutation frequency | |||||
---|---|---|---|---|---|---|---|---|
 |  | TTG/TTG | TTT/TTT | TGT/TGT | TTG/TTT | TTG/TGT | TTT/TGT |  |
Henan | 42 | 1 | 18 | 7 | 6 | 0 | 10 | 90.48% |
Hubei | 48 | 22 | 9 | 3 | 7 | 0 | 7 | 45.38% |
Zhejiang | 131 | 1 | 105 | 3 | 4 | 0 | 18 | 97.71% |
Shandong | 48 | 4 | 28 | 1 | 1 | 0 | 14 | 90.63% |
Jiangsu | 108 | 12 | 61 | 1 | 3 | 1 | 30 | 86.57% |
Total | 377 | 40 | 221 | 15 | 21 | 1 | 79 | 86.47% |