Doses of P (kg/ha) | Doses of Ca (kg/ha) | Doses of Mg (cmol/kg) | RDG correlation coefficients | |||
DSP | Ca/Mg | Al | Fe | |||
75 | 0 | 0 | 0.91ns | −0.52ns | −0.96ns | 0.85ns |
25 | 0.68ns | −0.65ns | −0.87ns | 0.73ns | ||
50 | 0.88ns | −0.31ns | −0.98ns | 0.90ns | ||
75 | 0.90ns | −0.30ns | −0.99ns | 0.92ns | ||
| 25 | 0 | 0.95ns | −0.92ns | −0.70ns | 0.27ns |
25 | 0.96ns | −0.21ns | −0.99ns | 0.67ns | ||
50 | 0.99* | −0.28ns | −0.99ns | 0.67ns | ||
75 | 0.99* | −0.26ns | −0.99ns | 0.67ns | ||
50 | 0 | 0.91ns | −0.39ns | −0.98ns | 0.62ns | |
25 | 0.86ns | 0.99ns | −0.38ns | 0.97ns | ||
50 | 0.99ns | −0.21ns | −0.40ns | 0.96ns | ||
75 | 0.98ns | −0.31ns | −0.99ns | 0.68ns | ||
75 | 0 | 0.96ns | −0.34ns | −0.99ns | 0.62ns | |
25 | 0.80ns | 0.35ns | −0.75ns | 0.98ns | ||
50 | 0.99ns | −0.17ns | −0.99** | 0.62ns | ||
75 | 0.99* | −0.30ns | −0.99** | 0.62ns |