Protective Effects of Sanyar Prebiotic on Immunity and Tissue Changes of Common Carp (Cyprinus carpio) Exposed to CuSO₄ Stress

Table 2

Mean ± SD of growth parameters of common carp fed with diets containing Sanyar after 60 days.

Growth parameters	Treatments
	P0	P1	P2	P3
Initial weight (g)	12.62 ± 1.02	12.43 ± 0.99	12.32 ± 0.86	11.97 ± 0.88
Final weight (g)	20.69 ± 1.71^b	22.32 ± 2.13^a	22.51 ± 2.09^a	21.94 ± 1.84^a
Body weight (%)	64.51 ± 14.07^b	80.40 ± 19.82^a	83.39 ± 19.51^a	83.98 ± 18.05^a
Feed intake (g)	14.44 ± 0.23	14.78 ± 0.34	14.63 ± 0.12	14.78 ± 0.22
SGR (%/day)	0.82 ± 0.14^b	0.97 ± 0.18^a	1.00 ± 0.17^a	1.00 ± 0.16^a
FCR	1.85 ± 0.35^a	1.56 ± 0.37^b	1.49 ± 0.31^b	1.53 ± 0.28^b
FCE	55.93 ± 10.94^b	66.98 ± 14.87^a	69.64 ± 14.75^a	67.44 ± 12.36^a
PER	1.47 ± 0.28^b	1.76 ± 0.39^a	1.83 ± 0.38^a	1.77 ± 0.32^a
SP	100	100	100	100

The lowercase letters indicate significant differences between treatments ( < 0.05).