From: The optimal dietary arginine level of laying hens fed with low-protein diets
Ingredients, % | Controla | Dietary arginine level in LP diet, %b | ||||
---|---|---|---|---|---|---|
0.80 | 0.85 | 0.90 | 0.95 | 1.00 | ||
Corn | 62 | 68.61 | 68.55 | 68.51 | 68.46 | 68.41 |
Soybean meal (46%Â CP) | 23 | 16.81 | 16.81 | 16.81 | 16.81 | 16.81 |
Soybean oil | 1 | – | – | – | – | – |
Limestone | 8 | 8 | 8 | 8 | 8 | 8 |
Premixc | 6 | 6 | 6 | 6 | 6 | 6 |
L-Lysine-H2SO4 (70%) | – | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
DL-Met (99%) | – | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 |
L-Thr (99%) | – | 0.11 | 0.11 | 0.11 | 0.11 | 0.11 |
L-Trp (99%) | – | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 |
L-Val (99%) | – | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
L-Ile (99%) | – | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
L-Arg (99%) | – | – | 0.05 | 0.10 | 0.15 | 0.20 |
Calculated analysis | ||||||
 ME, kcal/kg | 2643 | 2643 | 2643 | 2643 | 2643 | 2643 |
 Trp, % | 0.21 | 0.21 | 0.21 | 0.21 | 0.21 | 0.21 |
Analyzed valuesd, % | ||||||
 CP | 15.93 | 14.14 | 13.98 | 14.18 | 14.08 | 14.08 |
 Ca | 3.52 | 3.49 | 3.46 | 3.50 | 3.60 | 3.51 |
 AP | 0.46 | 0.46 | 0.47 | 0.45 | 0.42 | 0.46 |
 Lys | 0.93 | 0.91 | 0.94 | 0.92 | 0.89 | 0.90 |
 Met | 0.43 | 0.41 | 0.40 | 0.43 | 0.38 | 0.41 |
 Met+Cys | 0.69 | 0.66 | 0.69 | 0.69 | 0.66 | 0.68 |
 Thr | 0.69 | 0.65 | 0.68 | 0.65 | 0.65 | 0.67 |
 Gly | 0.50 | 0.47 | 0.49 | 0.47 | 0.47 | 0.48 |
 Val | 0.73 | 0.72 | 0.74 | 0.71 | 0.71 | 0.73 |
 Ile | 0.63 | 0.58 | 0.61 | 0.60 | 0.59 | 0.62 |
 Leu | 1.26 | 1.19 | 1.20 | 1.18 | 1.20 | 1.21 |
 Phe | 0.66 | 0.65 | 0.66 | 0.67 | 0.67 | 0.66 |
 Asp | 1.10 | 1.09 | 1.15 | 1.11 | 1.11 | 1.12 |
 Ser | 0.62 | 0.59 | 0.61 | 0.61 | 0.59 | 0.62 |
 Glu | 2.43 | 2.37 | 2.34 | 2.36 | 2.36 | 2.35 |
 Ala | 0.67 | 0.65 | 0.67 | 0.66 | 0.66 | 0.65 |
 His | 0.47 | 0.45 | 0.43 | 0.43 | 0.43 | 0.44 |
 Arg | 0.96 | 0.80 | 0.86 | 0.91 | 0.95 | 1.02 |
 Arg:Lys | 103 | 88 | 91 | 99 | 107 | 113 |