Table 3.
Analyzed chemical composition, physical characteristics of 10 rapeseed cake samples (air-dry basis, %).
| Items | Rapeseed Cake Number | Mean | CV (%) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RSC1 | RSC2 | RSC3 | RSC4 | RSC5 | RSC6 | RSC7 | RSC8 | RSC9 | RSC10 | |||
| DM | 93.02 | 87.95 | 90 | 91.67 | 92.36 | 91.57 | 94.68 | 92.06 | 91.08 | 91.85 | 91.62 | 1.94 |
| GE, MJ/kg | 19.08 | 19.07 | 18.6 | 19.47 | 18.45 | 20.11 | 20.84 | 18.94 | 18.72 | 19.18 | 19.25 | 3.8 |
| CP | 43.61 | 38.66 | 38.48 | 39.33 | 42.78 | 35.15 | 38.37 | 41.73 | 36.67 | 36.76 | 39.15 | 7.07 |
| EE | 7.96 | 5.81 | 7.98 | 7.76 | 6.46 | 11.76 | 9.73 | 7.54 | 7.92 | 8.13 | 8.11 | 32.79 |
| Ash | 7.07 | 6.62 | 6.11 | 5.99 | 7.75 | 6.42 | 7.09 | 7.02 | 6.78 | 6.89 | 6.77 | 7.65 |
| CF | 8.26 | 10.25 | 9.34 | 8.81 | 8.4 | 9.72 | 11.32 | 8.55 | 9.29 | 9.5 | 9.34 | 10.01 |
| NDF | 30.87 | 44.25 | 24.19 | 23.27 | 21.89 | 26.61 | 48.61 | 27.77 | 29.3 | 25.12 | 30.19 | 29.94 |
| ADF | 15.83 | 22.25 | 16.89 | 16.28 | 14.71 | 15.91 | 22.87 | 13.13 | 19.59 | 19.39 | 17.68 | 18.19 |
| Ca | 0.58 | 0.58 | 0.5 | 0.57 | 0.62 | 0.56 | 0.59 | 0.57 | 0.62 | 0.6 | 0.58 | 5.92 |
| TP | 1.25 | 1.08 | 0.92 | 1.19 | 1.19 | 1.05 | 1.3 | 1.27 | 1.17 | 1.18 | 1.16 | 9.67 |
| TGS/(μmol/g) | 21.84 | 22.81 | 23.82 | 20.27 | 21.39 | 22.97 | 25.02 | 20.25 | 20.86 | 24.27 | 22.35 | 15.19 |
| Essential amino acids, % | ||||||||||||
| Arginine | 2.86 | 2.03 | 2.54 | 2.55 | 2.48 | 2.18 | 2.32 | 2.45 | 2.45 | 1.74 | 2.36 | 13.18 |
| Histidine | 1.78 | 1.52 | 1.65 | 1.59 | 1.58 | 1.60 | 1.56 | 1.60 | 1.63 | 1.13 | 1.56 | 10.79 |
| Isoleucine | 2.63 | 1.54 | 1.58 | 2.14 | 1.56 | 2.06 | 2.07 | 1.99 | 2.02 | 1.16 | 1.87 | 22.13 |
| Leucine | 2.29 | 2.29 | 2.39 | 2.40 | 2.34 | 2.38 | 2.24 | 2.24 | 2.33 | 1.98 | 2.29 | 5.35 |
| Lysine | 2.20 | 1.22 | 1.91 | 2.08 | 2.14 | 2.04 | 1.23 | 1.42 | 1.73 | 2.08 | 1.80 | 21.13 |
| Methionine | 0.90 | 0.73 | 0.77 | 0.74 | 0.76 | 0.95 | 0.82 | 1.29 | 0.71 | 0.82 | 0.85 | 20.30 |
| Phenylalanine | 1.96 | 1.61 | 1.69 | 1.21 | 1.66 | 1.25 | 1.14 | 1.16 | 1.10 | 1.48 | 1.43 | 20.55 |
| Threonine | 1.97 | 1.65 | 1.64 | 1.60 | 1.73 | 1.66 | 1.45 | 1.58 | 1.59 | 1.20 | 1.61 | 12.14 |
| Tryptophan | 0.36 | 0.30 | 0.25 | 0.28 | 0.29 | 0.29 | 0.37 | 0.36 | 0.27 | 0.33 | 0.31 | 13.41 |
| Valine | 2.68 | 2.25 | 2.34 | 2.14 | 2.31 | 2.28 | 1.81 | 2.84 | 2.32 | 1.88 | 2.29 | 13.72 |
| Non-essential amino acids, % | ||||||||||||
| Alanine | 2.12 | 1.64 | 1.66 | 1.69 | 1.62 | 1.76 | 1.57 | 1.60 | 1.60 | 1.28 | 1.65 | 12.57 |
| Aspartate | 3.17 | 2.39 | 2.67 | 2.49 | 2.49 | 2.53 | 2.36 | 2.47 | 2.48 | 1.99 | 2.50 | 11.73 |
| Cystine | 1.14 | 1.05 | 1.11 | 1.03 | 1.23 | 1.69 | 1.10 | 1.14 | 1.13 | 1.01 | 1.16 | 16.67 |
| Glutamine | 8.55 | 5.83 | 6.70 | 6.40 | 6.57 | 6.11 | 5.94 | 5.92 | 6.22 | 5.40 | 6.36 | 13.44 |
| Glycine | 2.25 | 1.65 | 1.71 | 1.70 | 1.69 | 1.74 | 1.61 | 1.63 | 1.67 | 1.45 | 1.71 | 12.06 |
| Proline | 2.28 | 1.83 | 1.87 | 3.91 | 2.07 | 3.17 | 3.44 | 3.71 | 2.24 | 1.95 | 2.65 | 30.92 |
| Serine | 2.23 | 1.55 | 1.63 | 1.60 | 1.62 | 1.63 | 1.42 | 1.61 | 1.63 | 2.31 | 1.72 | 17.15 |
| Tyrosine | 1.84 | 1.29 | 1.43 | 1.30 | 1.41 | 1.38 | 1.27 | 1.35 | 1.33 | 0.74 | 1.33 | 20.00 |
DM, dry matter; GE, gross energy; CP, crude protein; EE, ether extract; Ash, crude ash; CF, crude fiber; NDF, neutral detergent fiber; ADF, acid detergent fiber; Ca, calcium; TP, total phosphorus; TGS, total glucosinolate; CV, coefficient of variation.