Rearing Tank Cover

None

Partial

Near-Full

P value

Start weight (kg)

10.23 ± 0.00

10.23 ± 0.00

10.23 ± 0.00

Food fed (kg)

23.35 ± 0.00

23.35 ± 0.00

23.35 ± 0.00

End weight (kg)

27.00 ± 0.43 z

28.54 ± 0.19 y

28.83 ± 0.09 y

0.002

Gain (kg)

16.77 ± 0.43 z

18.31 ± 0.19 y

18.61 ± 0.09 y

0.002

Food Conversion Ratio

1.40 ± 0.04 z

1.28 ± 0.13 y

1.26 ± 0.06 y

0.004

Mortality (%)

0.31 ± 0.07

0.16 ± 0.04

0.22 ± 0.07

0.258