Experimental diet Dry matter Crude protein Ether extract Crude fibre Ash *Total carbohydrate §Calculated digestible energy (MJ kg-1)
D-1 (Snail meal) 923 353.3 82 19.5 124 440.7 16.34
D-2 (Freshwater fish processing waste meal) 928 351.0 98 22.7 135 416.0 16.51
D-3 (Surimi by-product meal) 932 352.5 100 19.4 142 405.5 16.43
D-4 (Chicken offal meal) 924 351.4 89 18.5 95 464.6 16.97
D-5 (Earthworm meal) 935 354.9 80 19.0 123 442.1 16.34
D-6 (Squid meal) 931 352.4 76 18.8 125 446.6 16.22
D-7 (Mussel meal) 936 355.8 104 17.6 121 419.2 16.89
D-8 (Chicken liver meal) 921 354.5 102 16.9 119 424.5 16.84
D-9 (Lean prawn meal) 93.8 353.5 79 23.8 135 432.5 16.13
*Total carbohydrate (TC)=100-[%CP+%EE+%Ash], where CP=crude protein and EE=ether extract.
§Calculated digestible energy (DE)=[%CP×4+%EE×9+%TC×4] [37].
Table 3: Proximate composition of the formulated experimental diets (g kg-1dry matter) used for growth performance of blue gourami, Trichogaster trichopterus.
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