Soil depth (cm) |
Pearson“s correlation coefficient |
R2
|
0-20 |
0.948**
|
0.899 |
20-40 |
0.900**
|
0.810 |
40-60 |
0.828**
|
0.685 |
60-80 |
0.727**
|
0.528 |
80-100 |
0.589**
|
0.347 |
100-120 |
0.496**
|
0.247 |
120-140 |
0.380**
|
0.144 |
140-160 |
0.247**
|
0.061 |
160-180 |
0.140 |
0.020 |
180-200 |
0.094 |
0.009 |