Table 6.
Dry matter, organic matter, and crude protein apparent ileal digestibility (AID) coefficients of weaned piglets (day 14 post-weaning) according to dietary CP level and BM supplementation
| Treatment1 | CP level2 | BM suplementation2 | P-value | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AID, % | S0 | S1 | L0 | L1 | S | L | 0 | 1 | RSE | CP level | BM supplementation | Interaction |
| Dry matter | 93.13 | 94.78 | 93.37 | 94.81 | 93.96 | 94.09 | 93.25 | 94.80 | 1.556 | 0.861 | 0.057 | 0.890 |
| Organic matter | 38.27 | 56.51 | 53.79 | 59.3 | 47.39 | 56.55 | 46.03 | 57.91 | 6.436 | 0.026 | 0.003 | 0.153 |
| Crude protein | 50.14 | 63.35 | 59.99 | 65.72 | 56.75 | 62.86 | 55.07 | 64.54 | 8.581 | 0.417 | 0.119 | 0.787 |
0, non-supplemented diet; 1, diet supplemented with BM at 1 kg/t; S0, S diet not supplemented; BM: sodium butyrate protected by medium-chain fatty acid salts, DICOSAN (Norel S.A., Madrid, Spain); L, low dietary CP level (18.8%); L0, L diet not supplemented; L1, L diet supplemented with BM at 1 kg/t; RSE, residual standard error; S, standard dietary CP level (22.2%); S1, S diet supplemented with BM at 1kg/t.
1Values are means for 8 pens.
2Values are means for 16 pens.