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Table 2 Analyzed nutrient composition of diets (as-fed basis), Exp. 1

From: Effects of a novel bacterial phytase expressed in Aspergillus Oryzae on digestibility of calcium and phosphorus in diets fed to weanling or growing pigs

Item Diet
  Positive control Negative control 500 phytase 1,000 phytase 2,000 phytase 4,000 phytase
Acid detergent fibre, % 2.70 2.98 2.79 3.04 2.95 2.72
Neutral detergent fibre, % 8.44 9.50 9.84 10.09 8.91 9.55
Phosphorus, %1 0.66 (0.42) 0.36 (0.16) 0.36 0.36 0.36 0.35
Calcium, % 0.86 0.48 0.48 0.51 0.56 0.53
Crude protein (CP), % 18.33 17.96 17.24 18.03 19.24 18.27
Dry matter, % 87.42 88.02 87.97 88.08 88.25 88.15
Ash, % 5.74 4.99 4.43 4.27 4.08 4.10
Phytase units 91 80 440 958 1743 3974
Indispensable AA, %       
 Arginine 1.26 1.30 1.28 1.19 1.22 1.24
 Histidine 0.50 0.53 0.52 0.49 0.50 0.51
 Isoleucine 0.80 0.84 0.85 0.81 0.81 0.84
 Leucine 1.60 1.66 1.64 1.57 1.57 1.60
 Lysine 1.18 1.21 1.20 1.13 1.15 1.20
 Methionine 0.29 0.32 0.31 0.29 0.29 0.30
 Phenylalanine 0.92 0.95 0.95 0.90 0.90 0.93
 Threonine 0.71 0.75 0.71 0.67 0.69 0.69
 Tryptophan 0.24 0.24 0.24 0.24 0.23 0.24
 Valine 0.92 0.96 0.97 0.93 0.92 0.96
Dispensable AA, %       
 Alanine 0.93 0.97 0.94 0.91 0.91 0.93
 Aspartic acid 1.92 2.03 1.98 1.87 1.91 1.95
 Cysteine 0.31 0.34 0.32 0.29 0.30 0.30
 Glutamic acid 3.19 3.32 3.26 3.12 3.14 3.20
 Glycine 0.79 0.83 0.81 0.76 0.77 0.79
 Proline 0.94 1.10 1.05 1.02 1.04 1.04
 Serine 0.83 0.86 0.79 0.76 0.78 0.76
 Tyrosine 0.63 0.61 0.61 0.56 0.57 0.57
  1. 1Values in parenthesis represent the standardized total tract digestible (STTD) phosphorus, which was calculated from the STTD phosphorus values for corn, soybean meal, and dicalcium phosphate presented in Nutrient Requirements of Swine [46].