Doses of P (kg/ha) | Doses of Ca (kg/ha) | Doses of Mg (cmol/kg) | RDG correlation coefficients | |||
DSP | Ca/Mg | Al | Fe | |||
50 | 0 | 0 | −0.57ns | 0.21ns | −0.99ns | 0.96ns |
25 | 0.77ns | −0.80ns | −0.71ns | 0.26ns | ||
50 | −0.32ns | 0.23ns | −0.99* | 0.99* | ||
75 | −0.26ns | 0.26ns | −0.98ns | 0.99** | ||
25 | 0 | 0.19ns | 0.68ns | −0.73ns | 0.90ns | |
25 | −0.23ns | 0.35ns | −0.95ns | 0.99** | ||
50 | −0.26ns | 0.23ns | −0.97ns | 0.99* | ||
75 | −0.32ns | 0.22ns | −0.97ns | 0.99ns | ||
50 | 0 | −0.29ns | 0.28ns | −0.96ns | 0.99* | |
25 | 0.84ns | 0.95ns | 0.26ns | 0.16ns | ||
50 | 0.01ns | 0.34ns | −0.91ns | 0.99* | ||
75 | −0.18ns | 0.36ns | −0.88ns | 0.99* | ||
75 | 0 | 0.63ns | 0.04ns | −0.97ns | 0.99ns | |
25 | 0.89ns | −0.13ns | −0.74ns | 0.98ns | ||
50 | 0.62ns | −0.00ns | −0.94ns | 0.98ns | ||
75 | 0.36ns | 0.12ns | −0.91ns | 0.99ns |