Soil physico-chemical parameters | Total species richness | Total native species richness | Total exotic species richness | |||||
All exotics | Only invasives | |||||||
| R | p | R | p | R | p | R | p |
pH | −0.263 | 0.250 | −0.308 | 0.175 | −0.134 | 0.564 | −0.094 | 0.685 |
Conductivity (µs) | −0.369 | 0.100 | −0.363 | 0.106 | −0.277 | 0.225 | −0.165 | 0.476 |
Organic Carbon (g/kg) | 0.090 | 0.700 | −0.071 | 0.761 | 0.269 | 0.238 | 0.182 | 0.430 |
Available N (mg/kg) | 0.509* | 0.019 | 0.325 | 0.150 | 0.604** | 0.004 | 0.637** | 0.002 |
Available P (mg/kg) | 0.336 | 0.136 | 0.184 | 0.424 | 0.438* | 0.047 | 0.359 | 0.110 |
K (mg/kg) | −0.123 | 0.595 | −0.258 | 0.259 | 0.083 | 0.721 | 0.028 | 0.905 |
Ca (mg/kg) | −184 | 0.424 | 0.259 | 0.257 | 0.039 | 0.867 | 0.101 | 0.664 |