TABLE 1.
Ingredients and chemical compositions (g kg–1) of the challenging diets.
| Ingredients | CHO-M | CHO-H |
| Fish meal | 350 | 140 |
| Soybean meal | 300 | 60 |
| Rice flour | 150 | 700 |
| Rice bran | 180 | 30 |
| Soybean oil | — | 40 |
| Dicalcium phosphate | — | 10 |
| Fish premixa | 20 | 20 |
| Proximate composition (g kg–1 dry weight) | ||
| Dry matter | 957.7 | 957.3 |
| Protein | 356.7 | 154.9 |
| Fat | 69.0 | 64.8 |
| Fiber | 28.9 | 8.6 |
| Ash | 129.2 | 60.3 |
| NFEb | 373.9 | 668.8 |
| Gross energy (kJ g–1) | 17.6 | 17.2 |
aVitamin and trace mineral mix provided the following (IU kg–1 or g kg–1 diet): biotin, 0.25 g; folic acid, 0.003 g; inositol, 0.25 mg; niacin, 0.0215 g; pantothenic acid, 0.03 g; vitamin A, 5,000 IU; vitamin B1, 0.0025 g; vitamin B2, 0.0012 g; vitamin B6, 0.0075 g; vitamin B12, 0.00005 mg; vitamin C, 1 g; vitamin D3, 1,000 IU; vitamin E, 100 IU; vitamin K, 0.008 g; copper, 0.02 g; iron, 0.2 g; selenium, 0.3 mg; zinc, 0.32 g. bNitrogen-free extract = dry matter - (CP + crude lipid + crude fiber + ash).