Table 3.

Proximate composition of biofloc in medium (MD) and high (HD) density biofloc tanks stocked with common carp and fed 35 and 25% dietary protein for 60 days (mean ± SD, n = 3).

Parameters	Experimental groups				Two-way ANOVA
	MD35	MD25	HD35	HD25	Density	Protein	Interaction
Dry matter (%)	89.48 ± 0.80	89.26 ± 0.96	88.34 ± 1.17	88.12 ± 0.98	NS	NS	NS
Crude protein (%DM)	34.21 ± 0.44a	22.30 ± 0.20c	29.24 ± 0.51b	21.86 ± 0.23c	p < 0.001	p < 0.001	p < 0.001
Crude lipid (%DM)	1.40 ± 0.01a	0.78 ± 0.01c	1.01 ± 0.03b	0.80 ± 0.01c	p < 0.001	p < 0.001	p < 0.001
Ash (%DM)	3.05 ± 0.05c	3.60 ± 0.10a	3.34 ± 0.08b	3.50 ± 0.11ab	NS	p < 0.001	p = 0.006
Crude fiber (%DM)	0.80 ± 0.01c	0.92 ± 0.01b	0.90 ± 0.02b	0.98 ± 0.03a	p < 0.001	p < 0.001	NS

Means in the same row with different superscripts are significantly different (p < 0.05). NS: not significant (p < 0.05).