Table 1 Ingredient and proximate composition (g/kg) of the experimental diets.
From: Freshwater microalgae (Schizochytrium sp.) as a substitute to fish oil for shrimp feed
Ingredients | Experimental diets | |||||||
---|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
Fishmeal | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 |
Soybean meal | 397 | 397 | 397 | 397 | 397 | 397 | 397 | 397 |
Wheat meal | 180 | 176 | 172 | 168 | 164 | 159 | 159 | 156 |
Wheat gluten | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 |
Fish oil | 50 | 25 | 13 | 0 | 0 | 0 | 0 | 0 |
Linseed oil | 0 | 0 | 0 | 4 | 8 | 8 | 0 | 0 |
Soybean oil | 0 | 17 | 21 | 21 | 8 | 0 | 8 | 0 |
Algae meal (66% oil) | 0 | 12 | 25 | 37 | 50 | 62 | 62 | 75 |
Cholesterol | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Lecithin | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
DCP | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
MgSO4 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
KH2PO4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Vitamin C | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Vitamin premixa | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Mineral premixb | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Choline chloride | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
Proximate composition (g/kg dry matter) | ||||||||
Moisture | 136 | 116 | 123 | 109 | 121 | 122 | 117 | 117 |
Crude protein | 407 | 384 | 381 | 377 | 385 | 389 | 392 | 396 |
Crude lipid | 82 | 85 | 85 | 84 | 87 | 90 | 94 | 89 |
Crude ash | 108 | 109 | 112 | 109 | 108 | 111 | 108 | 110 |