Physical treatment | Tank | nstart | ~week 0 | Start-feeding (week 0 – 5) | Week 6 - 10 | Week 11 - 15 | Week 16 – 20 (termination) | M (%) | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
M | W(g) | DD | F (%) | M | W(g) | DD | F (%) | M | W(g) | DD | F (%) | M | W(g) | DD | F (%) | M | W(g) | DD | |||||
Mean | SD | ||||||||||||||||||||||
Hatchery | 1 | 1450 | 25 | 0.19 | 269 | 110 | 59 | 0.93 | 711 | 110 | 9 | 3.05 | 1128 | 110 | 14 | 9.61 | 1583 | 110 | 19 | 22.78 | 11.76 | 1996 | 8.7 |
control | 2 | 1630 | 17 | 0.19 | 269 | 110 | 47 | 0.92 | 711 | 110 | 7 | 2.85 | 1128 | 110 | 9 | 10.06 | 1583 | 110 | 18 | 21.66 | 12.03 | 2017 | 6.0 |
Restricted | 3 | 1270 | 18 | 0.19 | 269 | 75 | 58 | 0.91 | 711 | 25 | 25 | 1.48 | 1128 | 50 | 190 | 3.58 | 1583 | 50 | 71 | 7.76 | 6.3 | 2006 | 28.5 |
hatchery | 4 | 1450 | 28 | 0.19 | 269 | 75 | 37 | 0.94 | 711 | 25 | 57 | 1.48 | 1128 | 50 | 239 | 2.71 | 1583 | 50 | 66 | 7.07 | 6.11 | 2028 | 29.4 |
 |  |  | Week 1 | Start-feeding (week 1 – 8) | Week 9 - 12 | Week 13 - 18 | Week 19 – 20 (termination) |  | |||||||||||||||
M | W(g) | DD | F (%) | M | W(g) | DD | F (%) | M | W(g) | DD | F (%) | M | W(g) | DD | F (%) | M | W(g) | DD | |||||
Mean | SD | ||||||||||||||||||||||
Restricted | 5 | 1450 | NA | NA | 269 | 75 | NA | NA | 712 | 25 | NA | NA | 1125 | 25 | NA | NA | 1602 | 25 | 1377 | 11.01 | 5.98 | 1795 | 95.0 |
semi-natural | 6 | 1450 | NA | NA | 269 | 75 | NA | NA | 712 | 25 | NA | NA | 1125 | 25 | NA | NA | 1602 | 25 | 1267 | 9.08 | 4.51 | 1795 | 87.4 |