Table 7.
Loadings of the 4 PC’s considering as variables the total metals, S and ABA parameters
| Parameter | PC1 | PC2 | PC3 | PC4 |
|---|---|---|---|---|
| Al |
0.868** |
−0.248 |
−0.082 |
0.108 |
| Fe |
0.551* |
0.618* |
−0.048 |
0.096 |
| Ca |
0.000 |
0.904** |
0.191 |
−0.015 |
| K |
0.797** |
−0.002 |
−0.218 |
0.152 |
| Mg |
0.862** |
−0.199 |
0.207 |
0.033 |
| Na |
0.869** |
−0.208 |
−0.119 |
−0.027 |
| Mn |
0.836** |
0.009 |
0.329 |
0.182 |
| Ba |
0.662* |
−0.154 |
−0.196 |
0.518* |
| Zn |
−0.134 |
0.743* |
0.176 |
0.495 |
| Pb |
−0.273 |
0.872** |
0.100 |
0.101 |
| Cu |
0.862** |
−0.239 |
−0.095 |
0.001 |
| Ni |
0.060 |
0.613* |
−0.047 |
0.640* |
| Cr |
0.220 |
0.575* |
−0.127 |
0.659* |
| As |
−0.247 |
0.843** |
0.273 |
0.095 |
| Cd |
−0.124 |
0.612* |
0.421 |
0.533* |
| Co |
0.855** |
−0.169 |
0.126 |
0.093 |
| Sr |
0.820** |
0.339 |
0.210 |
−0.043 |
| Ti |
0.856** |
−0.337 |
−0.088 |
0.005 |
| V |
0.739* |
−0.428 |
−0.092 |
0.044 |
| W |
−0.220 |
0.858** |
0.245 |
0.015 |
| Ag |
−0.850** |
−0.163 |
−0.292 |
0.145 |
| Au |
−0.811** |
0.035 |
−0.218 |
0.161 |
| NNP |
0.122 |
0.002 |
0.915** |
−0.023 |
| S |
−0.149 |
0.799** |
−0.432 |
0.087 |
| NP |
0.093 |
0.232 |
0.890** |
0.000 |
| APP |
−0.145 |
0.800** |
−0.432 |
0.089 |
| Variability (%) | 47 | 31 | 12 | 5 |
**strong influence on the latent factor (>0.75); *moderate influence on the latent factor (0.50-0.75).