Table 7.
The apparent utilization efficiency of SID AA for whole body (carcass + viscera) protein deposition for nursery pigs fed low CP diets with reduced concentrations of Gly and Ser and supplemental Thr or Glu
| Dietary treatment1 | P-value | |||||
|---|---|---|---|---|---|---|
| CON | G2 | T2 | SEM2 | Diet3 | ||
| NRC, 2012 4 | ||||||
| Arg | 127.0 | 129.0 | 146.2 | 143.8 | 7.9 | 0.277 |
| His | 86.4 | 73.7 | 75.4 | 73.9 | 5.6 | 0.973 |
| Ile | 65.7 | 63.1 | 65.5 | 61.0 | 4.2 | 0.750 |
| Leu | 64.9 | 57.5 | 60.4 | 57.9 | 3.7 | 0.833 |
| Lys | 64.8 | 60.6 | 62.1 | 59.4 | 3.8 | 0.891 |
| Met | 63.1 | 40.5 | 41.0 | 39.6 | 2.4 | 0.927 |
| Met + Cys | 52.1 | 49.4 | 50.4 | 48.8 | 3.0 | 0.929 |
| Phe | 58.0 | 58.0 | 62.5 | 60.0 | 3.6 | 0.678 |
| Thr | 67.1 | 56.7a | 58.6a | 15.1b | 2.9 | <0.001 |
| Val | 69.1 | 63.1 | 67.6 | 64.4 | 3.9 | 0.714 |
1CON, control; G2, Gly supplied at 20% of CON and replaced with Glu; T2 Gly supplied at 20% of CON and replaced with Thr.
2Maximum value of the standard error of the means.
3 P-value for one-way ANOVA.
4Biological maximum efficiency of AA deposition above maintenance for growing pigs according to the NRC (2012).
a,bMeans followed by different superscripts in the same row are different according to a Tukey’s multiple range test (P < 0.05).