Diets

Feed intake

g/fish

FCR

PER

PPV%

Energy gain (kcal)

Energy utilization

1

2

3

4

5

6

7.82 ± 0.06d

8.03 ± 0.1b

8.53 ± 0.45a

8.23 ± 0.09a

8.36 ± 0.16a

7.55 ± 0.07c

2.6 ± 0.29a

2.3 ± 0.04b

2.1 ± 0.05b

2.1 ± 0.05b

2.2 ± 0.1b

2.1 ± 0.05b

0.86 ± 0.1d

0.96 ± 0.02c

1.06 ± 0.03a

1.07 ± 0.03a

1.01 ± 0.05b

1.05 ± 0.02a

15.5 ± 1.9b

16.8 ± 0.7ab

17.4 ± 0.8a

17.1 ± 0.6a

17.3 ± 0.2a

15.5 ± 0.7b

5.17 ± 0.6b

5.26 ± 0.2b

5.67 ± 0.5a

5.4 ± 0.1ab

5.92 ± 0.3a

4.74 ± 0.2c

12.8 ± 1.4

13.6 ± 0.4

13.8 ± 0.8

13.7 ± 0.2

14.8 ± 0.7

13.2 ± 0.6

F

S

9.42^**

0.0421

7.42^**

0.0175

8.5^**

0.0023

2.46

0.949

3.68^**

0.135

2.31

NS