Variables | VF 1 | VF 2 | VF 3 |
pH | ‒0.620 | ‒0.043 | 0.495 |
EC | 0.791 | 0.016 | 0.141 |
ORP | ‒0.636 | 0.538 | ‒0.248 |
Fe | 0.824 | ‒0.148 | ‒0.114 |
Mn | 0.772 | 0.306 | 0.004 |
Zn | 0.101 | 0.912 | 0.003 |
As | 0.078 | ‒0.033 | 0.928 |
Eigen value | 2.71 | 1.38 | 1.05 |
% Variance | 38.8 | 19.8 | 15.0 |
% Cumulative variance | 38.8 | 58.6 | 73.6 |