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Table 2 Survival, growth, and food index evaluation of Catla catla fed with C. sinensis-supplemented diets

From: Effect of dietary Citrus sinensis peel extract on growth performance, digestive enzyme activity, muscle biochemical composition, and metabolic enzyme status of the freshwater fish, Catla catla

Parameters

Citrus sinensis concentration g kg− 1

Control

2.00 (diet 1)

6.00 (diet 2)

10 (diet 3)

SR (%)

76.30 ± 1.22d

80.92 ± 1.16c

92.21 ± 2.50a

86.07 ± 2.35b

Length (cm)

6.18 ± 1.99a

7.15 ± 1.78a

7.70 ± 1.53a

7.37 ± 1.56a

Weight (g)

1.67 ± 0.05c

2.45 ± 0.34 b

3.43 ± 0.08a

2.65 ± 0.11b

LG (cm)

2.27 ± 0.08d

3.24 ± 0.06c

3.79 ± 0.14a

3.46 ± 0.04b

WG (g)

0.84 ± 0.40c

1.62 ± 0.03b

2.60 ± 0.04a

1.82 ± 0.17b

FI (g day−1)

0.33 ± 0.15b

0.50 ± 0.17ab

0.66 ± 0.05a

0.53 ± 0.20ab

SGR (% day−1)

1.86 ± 0.44c

3.60 ± 0.05b

5.77 ± 0.16a

4.04 ± 0.27b

FCR

0.39 ± 0.01a

0.30 ± 0.06b

0.25 ± 0.03b

0.29 ± 0.00b

PER

0.29 ± 0.09b

0.53 ± 0.12b

1.12 ± 0.55a

0.64 ± 0.06ab

  1. Mean values within the same row sharing the same superscript are not significantly different (P ˃ 0.05), Citrus sinensis-free diet; n = 3 (three samples from each treatment), mean ± SD
  2. Initial length and weight were 3.91 ± 0.03 cm and 0.83 ± 0.06 respectively
  3. SR survival rate, LG length gain, WG weight gain, FI feed intake, SGR specific growth rate, FCR feed conversion ratio, PER protein efficiency ratio