Table 6.
Association of the G+123A with egg production traits and broody traits in Ningdu Sanhuang Chickens
| Traits1 | P value | GG2 (385) | AG2 (217) | AA2 (31) |
|---|---|---|---|---|
| AFE(d) | 0.58 | 135.7 ± 0.6a | 136.3 ± 0.7a | 137.3 ± 1.9a |
| EN | 0.10 | 113.3 ± 1.5a | 114.6 ± 1.9ab | 124.2 ± 4.9b |
| QEN | 0.17 | 109.8 ± 1.5a | 110.3 ± 1.8a | 119.2 ± 4.8a |
| OEN | 0.14 | 3.6 ± 0.3a | 4.3 ± 0.4a | 5.0 ± 1.0a |
| EW (g) | 0.89 | 45.8 ± 0.2a | 45.7 ± 0.3a | 45.5 ± 0.6a |
| DB(d) | 0.35 | 7.9 ± 0.8a | 7.0 ± 1.0a | 4.4 ± 2.5a |
| Number of nonbroody chickens | / | 186 | 116 | 22 |
| Number of broody chickens | / | 199 | 101 | 9 |
| Broody frequency (%) | / | 51.69 | 46.54 | 29.03 |
| χ2value | < 0.05 | 6.58* |
1AFE = age of first egg; EN = total egg number from 90 to 300 d of age; QEN = total number of qualified eggs from 90 to 300 d of age; OEN = total number of oafish eggs from 90 to 300 d of age; EW = weight of first egg; DB = duration days of broodiness.2Least-square means ± standard errors (SE); Number in brackets referred to the number of tested chickens of each genotype. a, bmeans within a row with no common superscript are different significantly (P < 0.05). * indicated P < 0.05. χ2 0.05(df = 2) = 5.99.