指标 | C | F4 | F8 | F12 | F16 | F20 | F24 |
虾增重率 | 239.21 ± 4.61c | 240.03 ± 6.11c | 260.07 ± 5.10d | 275.36 ± 4.16e | 231.05 ± 9.12c | 214.48 ± 9.49b | 195.52 ± 4.48a |
虾特定生长率 | 2.03 ± 0.02c | 2.04 ± 0.03c | 2.14 ± 0.02d | 2.20 ± 0.02e | 1.99 ± 0.05c | 1.91 ± 0.05b | 1.81 ± 0.03a |
虾存活率 | 81.69 ± 2.58a | 86.00 ± 1.56ab | 86.56 ± 0.52ab | 88.53 ± 4.04b | 85.24 ± 4.91ab | 83.47 ± 1.56ab | 82.39 ± 1.84a |
虾产量/kg·24m−2 | 16.16 ± 0.14bc | 17.09 ± 0.07d | 18.18 ± 0.17e | 19.41 ± 1.01f | 16.55 ± 0.69cd | 15.40 ± 0.37b | 14.27 ± 0.27a |
鱼增重率 | 无 | 127.92 ± 62.13a | 151.79 ± 41.98b | 193.57 ± 24.07c | 158.60 ± 21.93b | 168.48 ± 39.55bc | 162.24 ± 10.68bc |
鱼特定生长率 | 无 | 1.33 ± 0.46a | 1.52 ± 0.27b | 1.79 ± 0.14c | 1.58 ± 0.14b | 1.63 ± 0.24bc | 1.61 ± 0.07bc |
鱼存活率 | 无 | 100 ± 0.00 | 100 ± 0.00 | 100 ± 0.00 | 100 ± 0.00 | 100 ± 0.00 | 100 ± 0.00 |
鱼产量/kg·24m−2 | 无 | 0.38 ± 0.10a | 0.79 ± 0.23b | 1.52 ± 0.20c | 1.65 ± 0.19c | 2.19 ± 0.69d | 2.53 ± 0.17d |