Table 5.
Response of breast meat mineral content to the replacement of soybean products with graded levels of canola meal (CM) in grower diets of Potchefstroom Koekoek cockerels.
| Equation | Significance | R-Square | |
|---|---|---|---|
| Macrominerals (mg/g) | |||
| Calcium | y = 4.04 (±0.38) − 0.74 (±0.11) x + 0.038 (±0.006) x2 | ** | 0.81 |
| Phosphorus | y = 2.82 (±0.54) − 0.55 (±0.15) x + 0.035 (±0.008) x2 | ** | 0.69 |
| Magnesium | y = 0.97 (±0.19) − 0.18 (±0.05) x + 0.011 (±0.003) x2 | ** | 0.66 |
| Sodium | y = 3.56 (±0.79) − 0.62 (±0.21) x + 0.041 (±0.011) x2 | ** | 0.59 |
| Potassium | y = 8.03 (±1.71) − 1.46 (±0.47) x + 0.102 (±0.025) x2 | ** | 0.68 |
| Trace minerals (μg/g) | |||
| Manganese | y = 2.20 (±0.27) − 0.32 (±0.077) x + 0.024 (±0.004) x2 | ** | 0.85 |
| Copper | y = 15.42 (±2.58) − 2.33 (±0.71) x + 0.139 (±0.037) x2 | ** | 0.56 |
| Zinc | y = 7.8 (±1.10) − 1.21 (±0.30) x + 0.091 (±0.016) x2 | ** | 0.83 |