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Table 2 Compositions and nutrient concentrations of experimental diets

From: Effect of dietary defatted diatom biomass on egg production and quality of laying hens

Ingredient,% as fed Control 7.5% Algae 7.5% Algae 15% Algae
-SBM -SBM/Corn -SBM/Corn
Corn (yellow) 65.65 65.28 59.45 52.55
Vegetable oils 0.55 1.55 2.30 4.30
Soybean meal 22.50 15.00 20.50 18.50
(48.5% crude protein)
Dicalcium phosphate 1.50 1.40 1.35 1.20
Limestone 8.80 8.40 8.40 7.95
Salt 0.50 0.00 0.00 0.00
Vitamin mix1 0.25 0.25 0.25 0.25
Mineral mix2 0.15 0.15 0.15 0.15
DL-methionine 0.10 0.10 0.10 0.10
Defatted algae 0.00 7.50 7.50 15.00
Amino acids premix3 0.00 0.37 0.00 0.00
Total 100.00 100.00 100.00 100.00
Nutritional composition (% except for ME)
ME, Kcal/g 2.80 2.80 2.80 2.80
Protein 16.49 14.26 16.43 16.30
Fat 3.27 4.73 5.31 7.58
Fiber 2.32 3.12 3.21 4.08
Ca 3.75 3.76 3.76 3.76
P 0.60 0.59 0.60 0.60
Avail. P 0.38 0.40 0.40 0.42
Arg 1.03 0.86 1.03 1.02
Lys 0.84 0.84 0.85 0.85
Met 0.36 0.36 0.38 0.39
Cys 0.28 0.23 0.26 0.23
Gly 0.68 0.61 0.70 0.73
Ser 0.80 0.68 0.80 0.79
His 0.44 0.36 0.42 0.40
Ile 0.67 0.67 0.68 0.69
Leu 1.50 1.33 1.48 1.46
Phe 0.78 0.67 0.78 0.78
Tyr 0.64 0.55 0.64 0.64
Thr 0.61 0.61 0.63 0.65
Trp 0.21 0.21 0.21 0.22
Val 0.76 0.68 0.78 0.79
  1. 1Provided (in IU/kg of diet): vitamin A, 6,500; vitamin D3, 3,500; vitamin E, 25 and (in mg/kg of diet): riboflavin, 25; d-calcium pantothenate, 25; nicotinic acid, 150; cyanocobalamin, 0.011; choline chloride, 1,250; biotin, 1.0; folic acid, 2.5; thiamine hydrochloride, 7.0; pyridoxine hydrochloride, 25.0; menadione sodium bisulfite, 5.0; and ethoxyquin, 66.
  2. 2Provided (in mg//kg of diet): CuSO4.5H2O, 31.42; KI, 0.046; FeSO4.7H2O, 224.0; MnSO4.H2O, 61.54; Na2SeO3, 0.13; ZnO, 43.56; Na2MoO4.2H2O, 1.26.
  3. 3Provided 1.4 g Lys, 0.1 g Met, 0.9 g Ile, 0.6 g Thr, 0.3 g Trp per kilogram of diet.