Open Access
Table 1.
Chemical composition of corn feed
| Item number | Name, units | Regulations | Results | |
|---|---|---|---|---|
| 1 | Moisture content, % | GOST 13496.3 | 6.6 ± 0.4 | |
| 2 | Mass fraction of crude protein, | GOST 13496.4 | 22.23 ± 0.39 | |
| 3 | Mass fraction of crude fat, | GOST 13496.15 | 2.34 ± 0.49 | |
| 4 | Mass fraction of crude fiber, | GOST P 52839 | 8.5 ± 1.1 | |
| 5 | Mass fraction of ash, | GOST 26226 | 6.4 ± 0.3 | |
| 6 | Mass fraction of calcium, | GOST 26570 | 0.1 ± 0.04 | |
| 7 | Mass fraction of phosphorus, | GOST 26657 | 0.8 ± 0.14 | |
| 8 | Mass fraction of sugar, | GOST R 51637 | 2.82 ± 0.78 | |
| 9 | Mass fraction of starch, | 8.8 ± 1.4 | ||
| 10 | Protein digestibility with pepsin and pancreatin | 3 hours | 80.9 | |
| 11 | 24 hours | 83.0 | ||
| 12 | Mass fraction of potassium, | GOST R 53887 | 1.75 ± 0.18 | |
| 13 | Mass fraction of sodium, | 0.40 ± 0.04 | ||
| 14 | Mass fraction of chlorides, | GOST R 52181 | 0.30 ± 0.06 | |
| 15 | Mass fraction of total iron, mg/kg | GOST R 51637 | 169 ± 32 | |
| 16 | Mass fraction of copper, mg/kg | 7.8 ± 1.6 | ||
| 17 | Mass fraction of zinc, mg/kg | 100 ± 20 | ||
| 18 | Mass fraction of manganese, mg/kg | 22.3 ± 4.5 | ||
| 19 | Mass fraction of asparagine, % | 1.16 ± 0.12 | ||
| 20 | Mass fraction of threonine, % | GOST 13496.21 | 0.81 ± 0.08 | |
| 21 | Mass fraction of serine, % | 0.89 ± 0.09 | ||
| 22 | Mass fraction of glutamine, % | 3.21 ± 0.32 | ||
| 23 | Mass fraction of proline, % | GOST 13496.22 | 2.03 ± 0.20 | |
| 24 | Mass fraction of glycine, % | 0.98 ± 0.10 | ||
| 25 | Mass fraction of alanine, % | 1.67 ± 0.17 | ||
| 26 | Mass fraction of valine, % | 1.08 ± 0.11 | ||
| 27 | Mass fraction of isoleucine, % | 0.59 ± 0.06 | ||
| 28 | Mass fraction of leucine, % | 1.83 ± 0.18 | ||
| 29 | Mass fraction of tyrosine, % | 0.47 ± 0.05 | ||
| 30 | Mass fraction of phenylalanine, % | 0.92 ± 0.09 | ||
| 31 | Mass fraction of histidine, % | 0.71 ± 0.07 | ||
| 32 | Mass fraction of lysine, % | 0.86 ± 0.09 | ||
| 33 | Mass fraction of arginine, % | 0.84 ± 0.08 | ||
| 34 | Mass fraction of cystine, % | 0.46 ± 0.05 | ||
| 35 | Mass fraction of methionine, % | 0.37 ± 0.04 | ||
| 36 | Mass fraction of vitamin E, mg / kg | GOST R 52147 | not determined | |
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