Ingredient Parameters
Dry matter Crude protein Ether extract Ash *Total carbohy-drate §Calculated Digestible energy (MJ kg-1)
Snail 302.6 525.0 40.0 160.0 275.0 14.88
Freshwater fish processing waste 322.7 455.0 190.0 180.0 175.0 17.68
Surimi by-product 320.0 560.0 60.0 175.0 205.0 15.05
Chicken offal 297.0 507.5 350.0 135.0 7.5 21.78
Earthworm 172.5 490.0 140.0 132.0 238.0 17.43
Squid 146.7 665.0 80.0 120.0 135.0 16.38
Mussel 172.8 656.2 120.0 96.0 127.8 17.64
Chicken liver 236.6 603.7 236.6 105.0 54.7 19.90
Lean prawn meal 922.0 638.7 45.0 183.6 132.7 14.59
Fish meal 922.0 525.0 81.6 161.2 232.2 15.72
Peanut cake 935.0 420.0 75.0 76.8 428.2 17.01
Wheat bran 913.0 122.5 18.0 73.0 786.5 15.63
*Total carbohydrate (TC)=100-[%CP+%EE+%Ash], where C=crude protein and EE=ether extract.
§Calculated digestible energy (DE)=[%CP×4+%EE×9+%TC×4] [37].
Table 1: Proximate composition (g kg-1 dry matter) of ingredients used for formulating the experimental diets for blue gourami, Trichogaster trichopterus.
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