Table 1.
Effects of E. ulmoides extract on laying performance and organ coefficient of hens.
| Category | Item | A | B | C | D |
|---|---|---|---|---|---|
| Laying performance | Laying rate (%) | 83.03 | 83.07 | 85.31 | 85.56 |
| Average egg weight (g) | 60.44 ± 1.22 a | 60.37 ± 1.34 a | 60.75 ± 1.30 a | 60.03 ± 1.42 a | |
| Average daily feed consumption (g) | 101.62 ± 5.99 a | 96.95 ± 6.66 a | 103.43 ± 6.90 a | 103.64 ± 4.92 a | |
| Feed conversion rate (FCR) | 2.03 | 2.04 | 2.00 | 2.02 | |
| Initial body weight (kg) | 1.76 ± 0.14 a | 1.74 ± 0.15 a | 1.79 ± 0.14 a | 1.75 ± 0.15 a | |
| Final body weight (kg) | 1.88 ± 0.12 a | 1.83 ± 0.19 a | 1.86 ± 0.17 a | 1.85 ± 0.16 a | |
| Organ coefficient | Liver (%) | 0.017 ± 0.001 a | 0.019 ± 0.004 a | 0.019 ± 0.023 a | 0.019 ± 0.002 a |
| Spleen (%) | 0.0009 ± 0.0002 a | 0.0010 ± 0.0003 a | 0.0010 ± 0.0003 a | 0.0011 ± 0.0003 a |
Different small letters indicated significant differences at P < 0.05 level of Tukey test under different treatments.