Environmental amelioration in biofloc based rearing system of white leg shrimp (Litopenaeus vannamei) in West Bengal, India

Special Issue - Ecological intensification: A new paragon for sustainable aquaculture

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Table 3

Growth performance of L. vannamei in different pond treatments (mean ± standard error; n = 3).

Parameters	B	NB	F	C
Survival percentage	87.89^c	87.76^c	81.52^b	78.66^a
Initial weight (mg)	15.50 ± 0.25^a	15.50 ± 0.25^a	15.50 ± 0.25^a	15.50 ± 0.25^a
Final body weight (g)	32.57 ± 0.03^c	33.82 ± 0.01^d	24.22 ± 0.01^b	14.27 ± 0.01^a
Body weight gain (g)	16.98 ± 4.27^c	17.59 ± 4.46^c	12.40 ± 3.20^b	5.85 ± 1.80^a
SGR	30.99 ± 3.56^c	32.18 ± 3.22^c	23.04 ± 2.95^b	13.57 ± 2.15^a
Feed intake (g/shrimp)	51.34^b	52.98^b	37.02^a	–
FCR	1.58 ± 0.35^a	1.57 ± 0.31^a	1.71 ± 0.29^b	–
FCE	76.05 ± 13.43^a	75.00 ± 11.45^a	72.86 ± 13.82^b	–
PER	1.83 ± 0.64	1.78 ± 0.58	1.81 ± 0.52	–
ANPU	42.81^c	31.42^b	25.03^a	–

^{a, b, c} Means superscripted with different letters in rows are significantly different (P < 0.05).

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