Table 3 Morphological description of Chinese native chicken populations
Chicken breeds | Source | BW at 90 days of age(kg)a | BW at 120 days of age(kg) | BW at 150 days of age(kg) | EN at 300 days of age |
|---|---|---|---|---|---|
JYB | Wanyuan Hengkang Agricultural Development Company | 1.29 ± 0.15 | 1.37 ± 0.15 | 1.50 ± 0.06 | 95 |
GYG | Sichuan Tianguan Ecological Agriculture and Animal Husbandry Company | 0.93 ± 0.06 | 1.41 ± 0.09 | 1.58 ± 0.14 | 90 |
CK | Shimian Pengcheng Breeding Company | 2.30 ± 0.24 | 2.89 ± 0.06 | 3.89 ± 0.15 | 120 |
GSH | Sichuan Agricultural University Breeding Farm | 0.89 ± 0.01 | 1.28 ± 0.02 | 1.48 ± 0.05 | 115 |
DHB | Sichuan Daheng Poultry Breeding Company | 1.85 ± 0.03 | 2.52 ± 0.02 | 3.11 ± 0.07 | 90 |