Table 3.
Effects of PBR and AMR on growth performance of finishing pigs.
| Item | HPBR |
LPBR |
SEM |
P-value |
||||
|---|---|---|---|---|---|---|---|---|
| LAMR | HAMR | LAMR | HAMR | PBR | AMR | PBR × AMR | ||
| Initial weight, kg | 87.4 | 87.5 | 87.2 | 87.4 | 2.76 | 0.957 | 0.963 | 0.991 |
| Final weight, kg | 123.5 | 125.0 | 123.0 | 122.9 | 3.32 | 0.686 | 0.837 | 0.813 |
| ADG, g/d | 977 | 1014 | 966 | 959 | 49 | 0.514 | 0.763 | 0.654 |
| ADFI, g/d | 2869 | 3028 | 2928 | 2917 | 158 | 0.883 | 0.631 | 0.584 |
| FCR | 2.93 | 3.00 | 3.04 | 3.07 | 0.11 | 0.435 | 0.663 | 0.839 |
PBR = Prevotella-to-Bacteroides ratio; AMR = amylose-to-amylopectin ratio; HPBR = high PBR; LPBR = low PBR; LAMR = low AMR; HAMR = high AMR; ADG = average daily gain; ADFI = average daily feed intake; FCR = the ratio of ADFI to ADG.