Table 8 Effects of fish meal replacement with FKW on growth and feed utilization of juvenile yellow catfish.

From: Enhanced bioconversion of kitchen food waste into aquaculture feed using a mixed culture of Bacillus licheniformis and Yarrowia lipolytica

Index

Replacement of fish meal with different levels of FKW

0% (G0)

10% (G15)

30% (G30)

50% (G50)

Initial body weight

(IBW) g

2.78 ± 0.11

2.72 ± 0.08

2.80 ± 0.06

2.79 ± 0.02

Final body weight

(FBW) g

28.50 ± 0.49b

31.50 ± 0.18a

30.80 ± 0.33a

26.25 ± 0.57c

Weight gain

(WG) g

25.72 ± 0.60b

28.78 ± 0.15a

28.00 ± 0.34a

23.46 ± 0.57c

Weight gain rate

(WGR) %

928.9 ± 59.0b

1060.2 ± 29.2a

1030.5 ± 16.5a

839.6 ± 22.8c

Specific growth rate

(SGR)%

4.16 ± 0.10b

4.38 ± 0.04a

4.28 ± 0.04a

4.00 ± 0.04c

Feed conversion

ratio (FCR)%

1.08 ± 0.02c

0.96 ± 0.03b

0.93 ± 0.01a

1.17 ± 0.07c

Protein efficiency

ratio (PER) %

2.48 ± 0.12c

2.77 ± 0.07b

2.99 ± 0.11a

2.47 ± 0.04c

Condition factor

(CF) g/cm3

2.15 ± 0.17

2.25 ± 0.07

2.17 ± 0.21

1.95 ± 0.10

Survival ratio

(SR) %

100 ± 0.00

100 ± 0.00

100 ± 0.00

100 ± 0.00

  1. Note: Different letters within the same row indicate a significant difference (p < 0.05).