| Humidity | Bulk density | pH | Humic | Fulvic | SOC | TN | TP | TK | δ13C |
Humidity | 1 |
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Bulk density | −0.192 | 1 |
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pH | −0.302 | 0.589* | 1 |
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Humic | 0.702** | −0.339 | −0.439 | 1 |
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Fulvic | −0.318 | −0.483 | −0.394 | 0.160 | 1 |
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OC | −0.505 | −0.200 | −0.351 | 0.158 | 0.560* | 1 |
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TN | −0.046 | −0.327 | −0.743** | 0.400 | 0.661** | 0.597* | 1 |
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TP | −0.271 | −0.424 | −0.294 | 0.267 | 0.600* | 0.576* | 0.458 | 1 |
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TK | −0.640* | 0.332 | 0.055 | −0.701** | −0.165 | 0.253 | 0.070 | −0.214 | 1 |
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δ13C | 0.361 | −0.017 | 0.414 | −0.154 | −0.377 | −0.897** | −0.562* | −0.339 | −0.361 | 1 |