Table 3.
Relative abundance of jejunal mucosa-associated microbiota at the phylum level in nursery pigs fed diets with reduced ME and xylanase supplementation
| Treatment1 | CON | LE | LEX | P value | ||
|---|---|---|---|---|---|---|
| ME/xylanase | 3,400/0 | 3,300/0 | 3,300/3,600 | SEM | CON vs. LE | LE vs. LEX |
| Bacteroidetes | 42.09 | 21.54 | 62.54 | 8.92 | 0.071 | 0.001 |
| Proteobacteria | 40.04 | 51.52 | 7.26 | 16.41 | 0.301 | 0.001 |
| Firmicutes | 16.32 | 25.52 | 24.14 | 7.81 | 0.258 | 0.839 |
| Cyanobacteria | 1.41 | 0.46 | 0.00 | 0.62 | 0.179 | 0.431 |
| Deferribacteres | 0.93 | 0.15 | 3.43 | 1.47 | 0.608 | 0.022 |
| Lentisphaerae | 0.00 | 0.00 | 0.07 | 0.03 | 1.000 | 0.112 |
| Tenericutes | 0.00 | 0.00 | 0.96 | 0.36 | 0.927 | 0.019 |
1CON: metabolizable energy at 3,400 kcal ME/kg feed; LE: metabolizable energy at 3,300 kcal ME/kg feed; LEX: metabolizable energy at 3,300 kcal ME/kg feed and xylanase supplementation (3,600 XU/kg feed).