Table 4 The characterization of 7 chicken populations in this study
Populations | Abbreviation | Population size | Type |
|---|---|---|---|
Jiuyuan Black Chicken | JYB | 30 | Sichuan native breed (lowly selected) |
Guanyuan Grey Chicken | GYG | 30 | Sichuan native breed (lowly selected) |
Shimian Caoke Chicken | CK | 30 | Sichuan native breed (lowly selected) |
Green Shell Hens | GSH | 30 | Sichuan native breed (lowly selected) |
Daheng Broilers | DHB | 30 | Sichuan native breed (moderately selected for meat purpose) |
Cobb Boilers | CB | 30 | Commercial boiler line (highly selected for meat purpose) |
Lohman Laying Hens | LLH | 30 | Commercial layer line (highly selected for egg purpose) |