Table 4: Correlation coefficient calculated for the effect of amendments on soil properties.
Amendment |
OM |
P |
Mg |
K |
Cd |
Ni |
CDW1 |
0.951 |
-0.956 |
0.784 |
-0.989 |
-0.974 |
-1.000 |
|
|
|
|
|
|
|
CDW2 |
0.732 |
0.971 |
-0.433 |
0.680 |
0.998* |
-1.000 |
|
|
|
|
|
|
|
CDW3 |
0.741 |
0.931 |
0.959 |
0.965 |
0.922 |
1.000 |
|
|
|
|
|
|
|
WCW1 |
0.564 |
0.803 |
-0.774 |
0.674 |
0.882 |
1.000 |
|
|
|
|
|
|
|
WCW2 |
0.639 |
0.976 |
0.920 |
0.919 |
-0.976 |
1.000 |
|
|
|
|
|
|
|
WCW3 |
0.781 |
0.980 |
0.124 |
-0.163 |
0.883 |
-1.000 |
|
|
|
|
|
|
|
WCDW1 |
0.809 |
0.902 |
-0.999* |
0.952 |
0.996* |
-0.998* |
|
|
|
|
|
|
|
WCDW2 |
0.971 |
0.947 |
-0.656 |
-0.942 |
0.644 |
0.869 |
|
|
|
|
|
|
|
WCDW3 |
0.794 |
-0.988 |
1.000* |
-0.168 |
-0.046 |
-0.930 |
*Correlation is significant at p < 0.05; **Correlation is significant at p < 0.01