Table 5.
Growth performance, feed utilization and acceptance of Siberian sturgeon fed experimental diets containing black soldier fly full-fat meal.
| Parameter and Day | CON | H5 | H10 | H15 | H20 | H25 | H30 | SEM | p-Value |
|---|---|---|---|---|---|---|---|---|---|
| Growth performance parameters (Experiment 1) | |||||||||
| BW, day 50 | 83.8 c | 94.8 b | 105.7 a | 105.8 a | 106.6 a | 109.2 a | 109.1 a | 1.51 | <0.0001 |
| BWG, days 1–50 | 69.4 c | 80.4 b | 91.3 a | 91.4 a | 94.8 a | 92.2 a | 94.7 a | 1.49 | <0.0001 |
| SGR, days 1–50 | 1.91 c | 2.04 b | 2.17 a | 2.16 a | 2.20 a | 2.17 a | 2.20 a | 0.02 | <0.0001 |
| PWG, days 1–50 | 481 c | 558 b | 635 a | 634 a | 658 a | 641 a | 658 a | 10.0 | <0.0001 |
| Feed utilization parameters (Experiment 1) | |||||||||
| FI, days 1–50 | 61 | 63.3 | 63.6 | 64.3 | 64.6 | 63.3 | 64.25 | 0.50 | 0.2915 |
| FCR, days1–50 | 0.88 a | 0.79 b | 0.69 c | 0.70 c | 0.68 c | 0.68 c | 0.68 c | 0.01 | <0.0001 |
| PER, days 1–50 | 2.34 c | 2.60 b | 2.92 a | 2.86 a | 2.91 a | 2.88 a | 2.90 a | 0.18 | <0.0001 |
| Feed acceptance (Experiment 2) | |||||||||
| FA (% of BW) | 0.21 b | 0.21 b | 0.44 a | 0.49 a | 0.54 a | 0.62a | 0.61 a | 0.04 | 0.0016 |
CON: control feed, H5: experimental feed with 5% BSFL, H10: experimental feed with 10% BSFL, H15: experimental feed with 15% BSFL, H20: experimental feed with 20% BSFL, H25: experimental feed with 25% BSFL, H30: experimental feed with 30% BSFL; Different letters (a, b, c) indicate differences between treatments (p ≤ 0.05).