Table 1.
Comparison of living environment differences among different chicken breeds.
| Individual namea | Breeds | Geographic locations | Annual precipitation (mm)b | Average Annual Temperature (°C)b | Frost-free period of the year (days)b | The annual sunshine duration (h)b | Environment characteristics |
|---|---|---|---|---|---|---|---|
| DG | Dagu | Zhuanghe city, Liaoning | 800 | 9.1 | 170 | 2416 | Temperate |
| EM | Emei Black | Mount Emei, Sichuan | 1579 | 17.2 | 311 | 1100 | Humid |
| HT | Hetian | Changting county, Fujian | 1731 | 18.3 | 300 | 1785 | Humid |
| LH | Luhua | Wenshang county, Shandong | 1000 | 13.3 | 205 | 2285 | Temperate |
| LS | Longsheng | Longsheng county, Guangxi | 1500~2400 | 18.1 | 314 | 1244 | Humid |
| NX1 | Nixi | Zhongdian county, Yunnan | 323 | 7.4~13.5 | 210 | 1987 | Cold temperate |
| NX2 | |||||||
| NX3 | |||||||
| NY1 | Niya | Minfeng county, Xinjiang | 30.2 | 18.5 | 194 | 2842 | Drought/Harsh |
| NY2 | |||||||
| NY3 | |||||||
| NY4 | |||||||
| NY5 | |||||||
| NY6 | |||||||
| NY7 | |||||||
| NY8 | |||||||
| NY9 | |||||||
| NY10 | |||||||
| NY11 | |||||||
| NY12 | |||||||
| NY13 | |||||||
| NY14 | |||||||
| NY15 | |||||||
| P1 | Piao | Pu'er city, Yunnan | 1284 | 18.5 | 318 | 1873~2206 | Humid |
| P2 | |||||||
| P3 | |||||||
| QX | Qianxiang | Rongjiang county, Guizhou | 1211 | 18.1 | 310 | 1313 | Humid |
| QY | Qingyuan | Qingyuan city, Guangdong | 1900 | 22 | 314 | 1662 | Humid |
| TY | Taoyuan | Taoyuan county, Hunan | 1506 | 17 | 279.5 | 1380 | Humid |
| XJ | Xianju | Xianju county, Zhejiang | 1560 | 17.2 | 310 | 2018 | Humid |
| RJF1 | Red jungle fowl | Yunnan/Hainan | 1500–2000 | _ | _ | _ | Outgroup |
| RJF2 | |||||||
| RJF3 | |||||||
| RJF4 | |||||||
| RJF5 |
a
The abbreviation of samples.
b
The average precipitation, average annual temperature, frost-free period of the year, the annual sunshine duration from 2016 to 2020.