Table 2.
Pearson correlation coefficients between physicochemical variables measured at various farmlands in mid Taiwan (n=55)
| Chl-a | pH | EC | HU | TC | TN | OM | |
|---|---|---|---|---|---|---|---|
| pH | −0.64* | ||||||
| EC | 0.49 | −0.68** | |||||
| HU | 0.73*** | −0.08 | 0.42 | ||||
| TC | 0.71** | −0.39 | 0.77** | 0.58* | |||
| TN | 0.63* | −0.82*** | 0.67** | −0.11 | 0.73** | ||
| OM | 0.52* | −0.43 | 0.22 | 0.72* | 0.83*** | 0.69* | |
| CC | 0.41 | −0.12 | 0.24 | 0.51 | 0.25 | −0.11 | 0.39 |
CC: canopy coverage; Chl-a: chlorophyll-a; EC: electrical conductivity; HU: humidity; OM: organic matter; TC: total carbon; TN: total nitrogen. The significance level: ***, p < 0.001; **, p < 0.01; *, p < 0.05.