Simultaneous Determination of Mineral Nutrients and Toxic Metals in M. stenopetala from Southern Ethiopia: A Comparative Study of Three Cultivating Areas Using MP-AES
Table 6
Mean concentration (mean ± SD, n = 3, mg kg−1 dry weight basis) of each metal in the three areas.
Elements
Chano Mile
Nechisar Kebele
Konso Special Woreda
LCM
SdCM
SoCM
LNK
SdNK
SoNK
LKS
SdKS
SoKS
Mean ± SD (mg kg−1)
K
21390 ± 100
10070 ± 80
6680 ± 30
22140 ± 70
10680 ± 40
6230 ± 34
20990 ± 90
11020 ± 72
6490 ± 50
Na
213.0 ± 2.1
160.6 ± 2.4
187 ± 4.5
153.4 ± 2.8
175.4 ± 2.6
123 ± 3.3
245 ± 3.4
157.75 ± 3.2
174 ± 4.1
Ca
6749 ± 16
2912 ± 24
2164 ± 17
7842 ± 21
2458 ± 17
2014 ± 25
7695 ± 21
2146 ± 11
2469 ± 20
Mg
6425 ± 53
4312 ± 36
3684 ± 39
6842 ± 23
4152 ± 30
3984 ± 26
7128 ± 36
4215 ± 28
4259 ± 22
Fe
198 ± 4
97 ± 3
451 ± 5.5
246 ± 2.8
76 ± 1.9
397 ± 3.5
157 ± 2.2
87 ± 1.2
387 ± 2.9
Co
4.98 ± 0.75
1.14 ± 0.06
1.65 ± 0.05
4.35 ± 0.06
1.29 ± 0.05
2.31 ± 0.03
4.12 ± 0.07
1.09 ± 0.06
2.12 ± 0.02
Ni
3.7 ± 0.1
1.06 ± 0.01
1.47 ± 0.01
3.21 ± 0.05
1.25 ± 0.04
1.94 ± 0.02
4.78 ± 0.06
1.11 ± 0.03
1.86 ± 0.05
Mn
57.28 ± 1.51
17.14 ± 1.5
59.23 ± 2.1
54.28 ± 1.1
14.12 ± 1.2
47.5 ± 1.9
42.2 ± 1.2
13.46 ± 1.1
52.36 ± 1.2
Zn
24.12 ± 0.20
14.82 ± 0.4
21.65 ± 0.12
27.64 ± 0.24
18.36 ± 0.11
16.24 ± 0.15
16.18 ± 0.68
20.36 ± 0.41
18.65 ± 0.19
Cr
0.22 ± 0.06
0.11 ± 0.02
0.42 ± 0.04
0.32 ± 0.02
0.24 ± 0.01
0.96 ± 0.05
0.62 ± 0.03
0.18 ± 0.01
0.87 ± 0.02
Cu
8.96 ± 0.05
3.71 ± 0.04
2.64 ± 0.01
9.42 ± 0.04
2.31 ± 0.01
3.26 ± 0.02
7.13 ± 0.04
2.84 ± 0.02
3.51 ± 0.03
Cd
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
Pb
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
<LOD
L = leaf; Sd = seed; So = soil; CM = Chano Mile; NK = Nechisar Kebele; and KS = Konso Special Woreda.
