Table 6.
Ovarian variables of Chinese Yellow broiler breeders fed diets with different iron content.
| Dietary Fe content, mg/kg |
P-value |
||||||
|---|---|---|---|---|---|---|---|
| Variable | 44 | 58 | 72 | 86 | 100 | SEM1 | Fe level |
| Ovarian weight, g | 48.3 | 48.3 | 48.4 | 50.0 | 43.7 | 2.39 | 0.426 |
| Ovarian index, % | 1.49 | 1.49 | 1.61 | 1.60 | 1.48 | 0.089 | 0.738 |
| Oviductal weight, g | 56.8 | 56.3 | 60.3 | 58.0 | 54.1 | 2.38 | 0.509 |
| Oviductal index, % | 1.94 | 1.78 | 1.79 | 1.78 | 1.73 | 0.095 | 0.502 |
| Oviductal length, cm | 65.0 | 63.6 | 66.3 | 63.4 | 66.8 | 1.43 | 0.300 |
| Number of dominant follicles | 4.75 | 4.58 | 4.70 | 4.92 | 4.42 | 0.231 | 0.339 |
1
Standard error of the mean (n = 6).