|
Soil
|
Dominant cations (EDC)
|
Pollutant cations (EPC)
|
∑EDC
|
∑EPC
|
CEC*
|
|---|
|
Na
|
K
|
Ca
|
Mg
|
Cd
|
Pb
|
Mn
|
As
|
Cr
|
Co
|
Zn
|
Ni
|
Cu
|
|---|
|
Kombora
|
|
UC*
|
7.61
|
2.23
|
7.50
|
4.27
|
0.21
|
0.65
|
1.74
|
2.61
|
7.41
|
0.44
|
6.32
|
0.87
|
1.53
|
21.61
|
21.78
|
43.39
|
|
% exp
|
17.54
|
5.14
|
17.28
|
9.84
|
0.48
|
1.51
|
4.02
|
6.03
|
17.07
|
1.00
|
14.56
|
2.01
|
3.52
| | | |
|
Sum%
|
49.80
|
50.20
| | | |
|
C*
|
6.64
|
1.17
|
8.80
|
5.69
|
0.22
|
0.65
|
1.74
|
2.61
|
7.41
|
0.44
|
6.32
|
0.87
|
1.53
|
22.30
|
21.79
|
44.09
|
|
% exp
|
15.06
|
2.65
|
19.96
|
12.91
|
0.49
|
1.48
|
3.95
|
5.93
|
16.80
|
0.99
|
14.33
|
1.98
|
3.46
| | | |
|
Sum%
|
50.60
|
49.40
| | | |
|
Abo Rawash
|
|
UC*
|
3.35
|
0.56
|
5.61
|
3.56
|
0.07
|
0.29
|
0.69
|
1.33
|
1.21
|
0.18
|
0.41
|
0.34
|
0.40
|
13.08
|
4.92
|
18.00
|
|
% exp
|
18.62
|
3.11
|
31.19
|
19.79
|
0.40
|
1.60
|
3.82
|
7.37
|
6.73
|
0.98
|
2.29
|
1.89
|
2.21
| | | |
|
Sum%
|
72.67
|
27.33
| | | |
|
C*
|
2. 74
|
0.42
|
3.88
|
1.48
|
0.05
|
0.22
|
1.50
|
1.01
|
1.21
|
0.19
|
0.37
|
0.26
|
0.18
|
8.52
|
4.98
|
13.51
|
|
% exp
|
0.04
|
3.90
|
36.06
|
13.75
|
0.45
|
2.06
|
13.91
|
9.37
|
11.26
|
1.73
|
3.45
|
2.38
|
1.63
| | | |
|
Sum%
|
63.10
|
36.90
| | | |
|
Kafr-Elsheikh
|
|
UC*
|
14.60
|
1.58
|
3.11
|
4.16
|
0.14
|
0.45
|
5.76
|
4.14
|
3.71
|
0.56
|
1.08
|
1.11
|
0.30
|
23.45
|
17.25
|
40.70
|
|
% exp
|
35.87
|
3.88
|
7.64
|
10.22
|
0.34
|
1.12
|
14.16
|
10.17
|
9.11
|
1.37
|
2.66
|
2.72
|
0.73
| | | |
|
Sum%
|
57.62
|
42.38
| | | |
|
C*
|
13.81
|
1.47
|
3.22
|
3.35
|
0.12
|
0.32
|
5.14
|
0.65
|
4.26
|
0.62
|
0.83
|
0.94
|
0.31
|
21.85
|
13.19
|
35.04
|
|
% exp
|
39.45
|
4.20
|
9.20
|
9.57
|
0.35
|
0.92
|
14.68
|
1.86
|
12.18
|
1.78
|
2.36
|
2.68
|
0.88
| | | |
|
Sum%
|
62.36
|
83.64
| | | |
- *UC uncultivated soil, *C cultivated soil, *CEC calculated cation exchange capacity (meq/100 g), *EDC exchangeable dominant cations (meq/100 g), *EPC exchangeable polluted cations (meq/100 g)
