Aquaculture Nutrition

Research Article

Effects of Different Aquafeed Sources on Growth Performance, Oxidative Capacity, and Fatty Acid Profile of Three Carps Reared in the Semi-Intensive Composite Culture System

Table 6

Antioxidant capacity of major carp species fed different commercial diets.


Parameter	Specie	Dietary treatments¹								SEM²	p-Value
Parameter	Specie	D1	D2	D3	D4	D5	D6	D7	D8	SEM²	p-Value

Superoxide dismutase (µ/mg)
Muscle	L. rohita	6.71^a	6.73^a	6.80^a	6.74^a	6.78^a	6.79^a	4.32^b	6.80^a	0.183	<0.001
	C. catla	6.23^a	6.44^a	6.23^a	6.29^a	6.18^a	6.29^a	4.15^b	6.28^a	0.123	0.04
	C. carpio	6.77^a	6.76^a	6.84^a	6.69^a	6.76^a	6.82^a	5.01^b	6.79^a	0.117	0.03
Liver	L. rohita	7.05^a	6.96^a	7.01^a	6.97^a	6.92^a	6.88^a	4.19^b	7.04^a	0.285	<0.001
	C. catla	6.97^a	6.88^a	6.91^a	6.94^a	6.93^a	6.88^a	4.35^b	6.89^a	0.102	<0.001
	C. carpio	6.98^a	6.94^a	6.94^a	6.90^a	6.87^a	6.94^a	4.17^b	6.96^a	0.121	<0.001
Catalases (µ/mg)
Muscle	L. rohita	77.28	76.59	75.99	75.99	77.3	77.32	75.26	75.18	1.946	0.12
	C. catla	77.47	76.82	76.44	76.73	76.76	78.41	77.14	76.14	1.135	0.40
	C. carpio	77.82	75.55	77.98	76.92	75.98	77.33	76.16	75.89	1.323	0.31
Liver	L. rohita	78.24	77.57	77.07	76.52	77.81	77.86	76.30	75.42	1.954	0.23
	C. catla	77.43	77.56	75.60	77.82	77.8	76.92	77.14	76.71	1.139	0.17
	C. carpio	77.9	77.73	77.33	78.7	77.58	78.13	77.46	78.01	1.345	0.32
Glutathione peroxidase (µ/mg)
Muscle	L. rohita	256.98^a	258.60^a	261.25^a	267.18^a	264.39^a	257.85^a	221.74^b	259.35^a	8.872	0.04
	C. catla	250.91^a	257.64^a	260.66^a	258.83^a	259.44^a	258.43^a	220.23^b	257.26^a	7.561	<0.001
	C. carpio	262.11^a	269.18^a	261.62^a	255.25^a	261.85^a	259.46^a	212.25^b	256.42^a	5.251	0.03
Liver	L. rohita	259.88^a	254.12^a	3.51	251.25^a	249.94^a	255.38^a	227.25^b	255.74^a	9.254	0.02
	C. catla	234.59^a	256.93^a	3.24	258.26^a	258.10^a	257.19^a	215.98^b	256.64^a	10.299	0.02
	C. carpio	259.93^a	253.73^a	3.46	258.73^a	262.35^a	251.16^a	224.35^b	262.65^a	7.063	0.04

Note. ¹Dietary treatments = (D1–D8) feeds of different sources and ²SEM = standard error of means. ^a−eSuperscripts indicate the significant differences among means within a row.