Table 4.
The effects of dietary Enteromorpha powder on egg quality in Zi geese.1
| Item | Control group | Experimental group | SEM | P-value |
|---|---|---|---|---|
| Wk 6 | ||||
| Average egg weight (g) | 125.56 | 128.59 | 4.71 | 0.534 |
| Egg shape index | 1.46 | 1.45 | 0.01 | 0.535 |
| Egg yolk color | 5.06b | 5.72a | 0.27 | 0.029 |
| Eggshell strength (N) | 67.17 | 69.66 | 3.12 | 0.444 |
| Eggshell thickness(mm) | 0.54 | 0.55 | 0.01 | 0.668 |
| Albumen height (mm) | 6.32 | 6.17 | 0.57 | 0.806 |
| Haugh unit | 54.65 | 51.64 | 6.64 | 0.659 |
| Wk 8 | ||||
| Average egg weight (g) | 123.98 | 126.78 | 3.57 | 0.450 |
| Egg shape index | 1.48 | 1.46 | 0.01 | 0.792 |
| Egg yolk color | 4.50 | 4.67 | 0.23 | 0.488 |
| Eggshell strength (N) | 68.99 | 63.36 | 6.09 | 0.377 |
| Eggshell thickness (mm) | 0.53 | 0.51 | 0.01 | 0.209 |
| Albumen height (mm) | 5.36 | 5.36 | 0.44 | 0.989 |
| Haugh unit | 41.20 | 39.88 | 6.97 | 0.853 |
a, bMeans with a row with no common superscripts differ significantly (P < 0.05).
1
Goup means were represented as the mean of the corresponding data from 6 replicates (3 eggs per replicate).