Table 1.
Samples obtained from conserved populations of three indigenous chicken breeds
| Breed | Abbr. | Conservation initial year | Population size | Geographic location | Production type | Samples (n) | Years | ||
|---|---|---|---|---|---|---|---|---|---|
| Sire | Dam | Sire | Dam | ||||||
| Baier Yellow Chicken | BEC | 1998 | 30 | 300 | Jiangxi | Egg type | 10 | 20 | 2007 |
| 30 | 300 | 10 | 20 | 2010 | |||||
| 30 | 300 | 10 | 20 | 2015 | |||||
| Beijing You Chicken | BYC | 1976 | 30 | 300 | Beijing | Dual purpose | 10 | 20 | 2007 |
| 30 | 300 | 10 | 20 | 2010 | |||||
| 30 | 300 | 10 | 20 | 2015 | |||||
| Langshan Chicken | LSC | 1998 | 30 | 300 | Jiangsu | Dual purpose | 10 | 20 | 2010 |
| 30 | 300 | 10 | 20 | 2012 | |||||
| 30 | 300 | 10 | 20 | 2015 | |||||