Ingredient (%)

Lemna

Water hyacinth

Azolla

Dry matter

92.81 ± 1.50

92.68 ± 1.58

92.56 ± 1.52

Organic matter

82.92 ± 1.30

82.20 ± 1.40

82.80 ± 1.30

Crude protein

24.24 ± 0.50

19.70 ± 0.52

20.56 ± 0.54

Crude lipid

9.07 ± 0.09

7.98 ± 0.10

9.89 ± 0.09

Ash

9.89 ± 0.06

10.48 ± 0.07

9.76 ± 0.08

Nitrogen free extract

9.61 ± 0.05

36.81 ± 0.04

31.42 ± 0.06

Crude fibre

9.58 ± 0.03

9.58 ± 0.04

9.24 ± 0.04

Gross energy (Kcal g-1)

3.74 ± 0.02

3.70 ± 0.03

3.69 ± 0.04

Table 1: Biochemical composition (mean ± SD) of lemna, water hyacinth and azolla used for feed for tilapia (O. mossambicus).
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