Table 2.
Dietary formulation and proximate composition analysis of experimental diets (% on dry matter basis) containing different levels of phenolic compounds of P. abrotanoides extract.
| Ingredients (%) | Experimental diets | ||||
|---|---|---|---|---|---|
| Fishmeal1 | 10 | 10 | 10 | 10 | 10 |
| Meat meal2 | 20 | 20 | 20 | 20 | 20 |
| Soybean meal | 23 | 23 | 23 | 23 | 23 |
| Wheat meal | 34.9 | 34.65 | 34.4 | 33.9 | 32.9 |
| Fish oil | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
| Soybean oil | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
| Corn flour | 9 | 9 | 9 | 9 | 9 |
| L-Lysine3 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
| L-Methionine 1003 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Vitamin premixa | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Mineral premixb | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
|
| |||||
| Perovskia extract | 0 | 0.25 | 0.5 | 1 | 2 |
|
| |||||
| Dry matter | 89.18 | 89.15 | 89.13 | 89.09 | 89.00 |
| Crude protein (%) | 35.03 | 35.03 | 35.03 | 35.02 | 35.00 |
| Crude fat (%) | 5.78 | 5.78 | 5.78 | 5.78 | 5.78 |
| Crude ash (%) | 5.82 | 5.82 | 5.82 | 5.82 | 5.82 |
| Energy (kcal/kg) | 4,052.99 | 4,052.01 | 4,051.03 | 4,049.07 | 4,045.15 |
1Pars Kilka Co., Mazandaran, Iran (Kilka powder analysis; protein, 70%–72%; fat, 8%–11%; ash, 11.6%; moisture, 7%–9%). 2Makianmehr Co., Golestan, Iran. 3Morghenojan.Co., Tehran, Iran. aVitamin premix (per kg of diet): vitamin A, 2,000 IU; vitamin B1 (thiamin), 5 mg; vitamin B2 (riboflavin), 5 mg; vitamin B6, 5 mg; vitamin B12, 0.025 mg; vitamin D3, 1,200 IU; vitamin E, 63 mg; vitamin K3, 2.5 mg; folic acid, 1.3 mg; biotin, 0.05 mg; pantothenic acid calcium, 20 mg; inositol, 60 mg; ascorbic acid (35%), 110 mg; niacinamide, 25 mg. bMineral premix (per kg of diet): MnSO4, 10 mg; MgSO4, 10 mg; KCl, 95 mg; NaCl, 165 mg; ZnSO4, 20 mg; KI, 1 mg; CuSO4, 12.5 mg; FeSO4, 105 mg; Co, 1.5 mg.