Table 3 The communality and weight values of each soil variable for both TDS and MDS approach.
From: Degradation of soil quality by the waste leachate in a Mediterranean semi-arid ecosystem
TDS methods | MDS methods | |||
|---|---|---|---|---|
Commnuity | Weight | Commnuity | Weight | |
pH | 0.638 | 0.026 | ||
EC (dS m−1) | 0.998 | 0.042 | 0.943 | 0.208 |
SAR | 0.992 | 0.041 | 0.934 | 0.204 |
ESP(%) | 0.990 | 0.040 | ||
OM (g kg−1) | 0.979 | 0.040 | 0.916 | 0.20 |
CEC (cmol kg−1) | 0.939 | 0.038 | ||
CCE (g kg−1) | 0.738 | 0.030 | ||
Total N (%) | 0.948 | 0.039 | ||
Available P (mg kg−1) | 0.781 | 0.032 | ||
Available K (mg kg−1) | 0.726 | 0.030 | ||
Exchangeable Ca (cmolc kg−1) | 0.845 | 0.034 | 0.829 | 0.181 |
Exchangeable Mg (cmolc kg−1) | 0.858 | 0.035 | ||
Exchangeable K (cmolc kg−1) | 0.924 | 0.038 | ||
Exchangeable Na (cmolc kg−1) | 0.922 | 0.038 | ||
Soluble Ca (meq l−1) | 0.870 | 0.036 | ||
Soluble Mg (meq l−1) | 0.938 | 0.039 | ||
Soluble K (meq l−1) | 0.893 | 0.035 | ||
Soluble Na (meq l−1) | 0.908 | 0.037 | ||
Zn-DTPA (mg kg−1) | 0.993 | 0.041 | ||
Cu- DTPA (mg kg−1) | 0.979 | 0.040 | ||
Cd-DTPA (mg kg−1) | 0.948 | 0.041 | ||
Pb DTPA (mg kg−1) | 0.939 | 0.039 | ||
Ni-DTPA (mg kg−1) | 0.931 | 0.038 | ||
Total Zn (mg kg−1) | 0.935 | 0.040 | 0.957 | 0.209 |
Total Cu (mg kg−1) | 0.947 | 0.039 | ||
Total Cd (mg kg−1) | 0.778 | 0.032 | ||
Total Pb (mg kg−1) | 0.968 | 0.040 | ||
Total Ni (mg kg−1) | 0.935 | 0.038 | ||
