Table 6.
Effects of trace mineral supplementation on d 18 parameters and chick quality.
| Parameter | Without mineral supplementation | With mineral supplementation | P-values |
|---|---|---|---|
| Infertile (%) | 16.95a | 13.81b | 0.004 |
| Early dead (%) | 2.62 | 2.43 | 0.69 |
| Mid dead (%) | 0.65 | 0.61 | 0.84 |
| Late dead (%) | 4.30 | 5.13 | 0.20 |
| Contaminated (%) | 0.47 | 0.70 | 0.32 |
| Presence of red hocks (%) | 22.61 | 22.44 | 0.91 |
| Presence of unhealed navels (%) | 19.51 | 21.76 | 0.11 |
| Dead chicks (%) | 0.57 | 1.04 | 0.13 |
| Total embryonic mortality (%) | 7.57 | 8.16 | 0.47 |
a,b
Differing superscripts within rows represent statistically significant differences (P < 0.05).