Table 3
Effect of EM on growth performance of tilapia juveniles.
| Parameters† | Treatments | LSD* | ||
|---|---|---|---|---|
|
|
||||
| A (0% EM) | B (2% EM) | C (4% EM) | ||
| W1, g | 3.85 | 3.85 | 3.85 | – |
| L2, cm | 10.55 ± 0.19 | 10.35 ± 0.14 | 10.50 ± 0.17 | 0.560 |
| W2, g | 20.97 ± 1.05 | 21.37 ± 0.42 | 22.60 ± 0.39 | 2.210 |
| WG, g | 17.12 ± 1.05 | 17.52 ± 0.42 | 18.75 ± 0.39 | 2.210 |
| ADG, g day−1 | 0.33 ± 0.02 | 0.34 ± 0.01 | 0.36 ± 0.01 | 0.040 |
| RGR, % | 444.80 ± 27.03 | 455.26 ± 11.10 | 487.01 ± 10.11 | 57.560 |
| SGR, % day−1 | 3.32 ± 0.10 | 3.36 ± 0.04 | 3.50 ± 0.03 | 0.210 |
| CF, % | 1.72 ± 0.05 | 1.92 ± 0.06 | 1.91 ± 0.13 | 0.280 |
| SR, % | 93.29 ± 2.97 | 96.38 ± 2.91 | 96.94 ± 2.69 | 9.170 |
| HSI, % | 4.56 ± 0.43 | 5.13 ± 0.55 | 4.53 ± 0.54 | 1.630 |
| VSI, % | 9.65 ± 1.09 | 9.83 ± 0.12 | 9.66 ± 1.25 | 3.080 |
| FI, g fish−1 | 20.06 ± 0.93 | 19.70 ± 0.66 | 20.14 ± 0.61 | 2.400 |
| FCR | 1.17 ± 0.03 | 1.12 ± 0.05 | 1.08 ± 0.01 | 0.110 |
| PER | 2.35 ± 0.05 | 2.50 ± 0.11 | 2.60 ± 0.03 | 0.238 |
| EER | 0.039 ± 0.001 | 0.040 ± 0.001 | 0.041 ± 0.001 | 0.007 |
†Weight gain (WG), average daily gain (ADG), Relative growth rate (RGR), specific growth rate (SGR), condition factor (CF), survival rate (SR), Hepatosomatic index (HSI), Viscerosomatic index (VSI), Feed intake (FI), feed conversion ratio (FCR), protein efficiency ratio (PER) and energy efficiency ratio (EER).
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