Table 1.
Main ingredients and analyzed proximal composition of the experimental diets.
| Ingredients | Diet (%) | |||
|---|---|---|---|---|
| Control | PHYTO0.02 | PHYTO0.1 | GMOS0.5 | |
| Fish meal 1 | 9.6 | 9.6 | 9.6 | 9.6 |
| Soya protein concentrate | 18.2 | 18.2 | 18.2 | 18.2 |
| Soya meal | 11.6 | 11.6 | 11.6 | 11.6 |
| Corn gluten meal | 24.1 | 24.1 | 24.1 | 24.1 |
| Wheat | 8.585 | 8.565 | 8.485 | 8.085 |
| Wheat gluten | 1.9 | 1.9 | 1.9 | 1.9 |
| Guar meal | 7.7 | 7.7 | 7.7 | 7.7 |
| Rapeseed extracted | 3.0 | 3.0 | 3.0 | 3.0 |
| Fish oil 2 | 6.5 | 6.5 | 6.5 | 6.5 |
| Rapeseed oil 3 | 5.2 | 5.2 | 5.2 | 5.2 |
| Vitamin and mineral premix 4 | 3.6 | 3.6 | 3.6 | 3.6 |
| Antioxidant 5 | 0.015 | 0.015 | 0.015 | 0.015 |
| Phytogenic (garlic and Labiatae plant essential oils) 6 | 0 | 0.02 | 0 | 0 |
| Phytogenic (citrus fruits and Asteraceae and Labiatae plant essential oils) 7 | 0 | 0 | 0.1 | 0 |
| Galactomannan-oligosaccharides (GMOS) 8 | 0 | 0 | 0 | 0.5 |
| Proximate composition (% of dry matter) | ||||
| Crude lipids | 19.91 | 20.44 | 20.44 | 20.47 |
| Crude protein | 49.30 | 49.27 | 49.27 | 49.76 |
| Moisture | 5.10 | 5.01 | 5.01 | 5.06 |
| Ash | 7.02 | 6.41 | 6.41 | 6.49 |
Dietary ingredient composition and proximal composition expressed as % of dry weight. Control (Control diet), PHYTO0.02 (PHYTO diet, 200 ppm mixture of garlic and Labiatae plant essential oils), PHYTO0.1 (PHYTO diet, 1000 ppm mixture of citrus fruits and Asteraceae and Labiatae plant essential oils), GMOS (GMOS diet, 5000 ppm galactomannan-oligosaccharides). 1 South American, Superprime 68%. 2 South American fish oil. 3 DLG AS, Denmark. 4 Vilomix, Denmark. 5 BAROX BECP, BHT. 6 Delacon Biotechnik GmbH, Austria. 7 Delacon Biotechnik GmbH, Austria. 8 Delacon Biotechnik GmbH, Austria.