|
Total concentration (mg kg−1)
|
pH (H2O)
|
OM(%)
|
CEC(cmol(+)kg−1)
|
Particle size
|
|---|
|
Site
|
Cd
|
Co
|
Cr
|
Cu
|
Ni
|
Pb
|
Zn
|
Sand
|
Silt
|
Clay
|
|---|
|
Sora Amba
|
0.95(0.17)
|
28.6(2.14)
|
94.0(14.5)
|
24.2(1.57)
|
31.5(2.62)
|
22.1(1.87)
|
119(14.2)
|
6.51
|
4.6
|
42.9
|
11.8
|
28
|
60.2
|
|
Lekunda
|
2.72(0.20)
|
43.7(2.37)
|
140(10.3)
|
30.7(4.91)
|
60.3(4.10)
|
36.7(4.40)
|
150(12.1)
|
6.59
|
4.14
|
39.7
|
17.2
|
34.3
|
48.5
|
|
Peacock-Urael
|
2.58(0.21)
|
38.8(2.43)
|
67.4(3.42)
|
27.4(2.89)
|
46.2(2.50)
|
27.8(2.87)
|
157(6.41)
|
6.8
|
3.3
|
34.9
|
15
|
50.2
|
34.8
|
|
Peacock-Bole
|
1.55(0.10)
|
37.1(1.83)
|
55.9(6.52)
|
28.5(2.35)
|
46.0(3.99)
|
25.8(3.60)
|
120(9.69)
|
7.16
|
2.92
|
39.6
|
23.8
|
27
|
49.2
|
|
Kera
|
2.95(0.42)
|
58.6(3.74)
|
76.3(6.74)
|
49.9(6.20)
|
61.7(9.15)
|
81.1(10.9)
|
160(8.35)
|
6.11
|
3.22
|
43.9
|
16.7
|
43.3
|
40
|
|
Mekanissa
|
2.27(0.31)
|
38.6(3.58)
|
61.6(7.32)
|
43.3(4.41)
|
48.7(4.75)
|
29.6(3.59)
|
145(26.4)
|
6.57
|
3.79
|
39.5
|
25
|
31.2
|
43.8
|
|
Lafto
|
3.61(0.38)
|
44.9(3.15)
|
78.0(10.4)
|
51.6(8.26)
|
49.1(6.21)
|
107(10.7)
|
203(19.5)
|
5.99
|
3.62
|
44.7
|
16.8
|
42.5
|
40.7
|
|
Hana-Mariam
|
1.37(0.20)
|
28.8(3.27)
|
56.3(2.52)
|
38.3(4.92)
|
39.9(4.85)
|
33.1(1.88)
|
130(16.6)
|
6.63
|
3.06
|
40.3
|
23.2
|
25
|
51.8
|
|
Akaki08
|
1.99(0.24)
|
40.5(3.75)
|
66.2(5.26)
|
32.3(4.53)
|
43.8(5.97)
|
42.1(1.67)
|
156(10.2)
|
7.1
|
2.88
|
54.5
|
15.5
|
27.3
|
57.2
|
|
Akaki
|
1.19(0.27)
|
43.4(2.38)
|
69.1(8.51)
|
27.9(1.59)
|
46.6(3.27)
|
35.9(5.22)
|
154(28.1)
|
6.93
|
2.6
|
49.1
|
17.7
|
28.5
|
53.8
|
|
RML a(mg kg−1)
|
3
|
50
|
100
|
100
|
50
|
100
|
300
| |
- Figures in parentheses represent standard deviation
-
aSource: Ewers 1991
