Table 6. Effect of 0.5% L-glutamine supplementation on growth performance in Hanwoo steers
Items | Control | Treatment | SEM | p-value |
0 weeks |
Average body weight | 571.8 | 569.6 | 23.5 | 0.950 |
3 weeks |
Average body weight | 578.0 | 579.5 | 22.8 | 0.964 |
Increment | 6.25 | 9.94 | 3.82 | 0.537 |
Average daily gain | 0.30 | 0.47 | 0.18 | 0.533 |
Feed intake | 9.39 | 9.89 | 0.55 | 0.539 |
Gain-to-feed ratio | 0.03 | 0.05 | 0.03 | 0.354 |
6 weeks |
Average body weight | 584.5 | 591.1 | 25.2 | 0.859 |
Increment | 6.50 | 11.6 | 3.90 | 0.388 |
Average daily gain | 0.31 | 0.55 | 0.19 | 0.388 |
Feed intake | 9.21 | 9.48 | 0.16 | 0.182 |
Gain-to-feed ratio | 0.03 | 0.06 | 0.02 | 0.360 |
10 weeks |
Average body weight | 610.5 | 618.4 | 22.1 | 0.809 |
Increment | 26.0 | 27.3 | 4.92 | 0.863 |
Average daily gain | 0.90 | 0.94 | 0.17 | 0.863 |
Feed intake | 9.40 | 9.47 | 0.19 | 0.738 |
Gain-to-feed ratio | 0.10 | 0.10 | 0.02 | 1.000 |
Total |
Increment body weight | 12.9 | 16.3 | 3.71 | 0.395 |
Average daily gain | 0.50 | 0.66 | 0.17 | 0.383 |
Feed intake | 9.35 | 9.61 | 0.41 | 0.671 |
Gain-to-feed ratio | 0.06 | 0.07 | 0.02 | 0.476 |