Table 4.
Serum biochemical parameters of laying hens supplemented with different doses of incomplete degradation products of galactomannan (IDPG) at 76 wk of age.
| IDPG level (%) |
||||||
|---|---|---|---|---|---|---|
| Items | 0 | 0.01 | 0.025 | 0.05 | SEM | P values |
| Serum | ||||||
| TP (g/L) | 49.29 | 47.49 | 53.03 | 52.82 | 1.05 | 0.165 |
| ALB (g/L) | 18.78b | 19.96ab | 21.28a | 21.49a | 0.37 | 0.02 |
| GLB (g/L) | 30.51 | 27.53 | 31.75 | 31.33 | 0.91 | 0.37 |
| ALP (g/L) | 10.18 | 10.15 | 8.95 | 7.91 | 0.81 | 0.745 |
| BA (g/L) | 253.58a | 210.96b | 225.08ab | 200.00b | 7.35 | 0.045 |
| BUN (g/L) | 0.77 | 0.92 | 1.19 | 0.91 | 0.06 | 0.099 |
a–cMeans with different superscript letters in the same row differ significantly (P < 0.05).