Agriculture Reference
In-Depth Information
TABLE 12.6
Soil Chemical Characteristics of Selected Topsoils (0-30 cm) in Uluguru Mountains, Tanzania (Mean ± Sed)
pH
H
2
O
OC
(%)
N
(%)
Available P
(mg/kg)
Mg
++
(cmol(+)/kg)
Soil Type
CEC
Ca
++
K
+
Na
+
Hyperskeleti-Lithic Leptosols
5.6 ± 0.1
0.4 ± 0.1
0.04 ± 0.01
8 ± 1
7.6 ± 0.8
4.1 ± 0.3
2.7 ± 0.1
0.04 ± 0.01
0.07 ± 0.02
Epidystri-Endoskeletic Cambisols
6.1 ± 0.1
1.2 ± 0.2
0.1 ± 0.02
2 ± 1
13.5 ± 1.6
3.3 ± 0.2
2.6 ± 0.1
0.3 ± 0.01
0.1 ± 0.01
Hyperskeleti-Lithic Leptosols
5.5 ± 0.1
0.4 ± 0.1
0.04 ± 0.01
7 ± 1
7.2 ± 1.2
4.1 ± 0.4
2.7 ± 0.2
0.04 ± 0.01
0.07 ± 0.01
Orthieutri-Leptic Cambisols
6.3 ± 0.2
0.9 ± 0.2
0.11 ± 0.01
3 ± 1
8.8 ± 0.9
4.7 ± 0.1
2.9 ± 0.1
0.22 ± 0.02
0.2 ± 0.1
Orthieutri-Leptic Cambisols
6.4 ± 0.2
1.1 ± 0.2
0.12 ± 0.01
3 ± 2
9.1 ± 1
4.7 ± 0.1
2.9 ± 0.1
0.23 ± 0.02
0.1 ± 0.03
Hapli-Profondic Lixisols
5.2 ± 0.1
0.8 ± 0.3
0.08 ± 0.02
13 ± 1
8.7 ± 1.4
4.2 ± 0.3
2.9 ± 0.3
0.17 ± 0.02
0.09 ± 0.01
Hapli-Pachic Phaeozems
6.6 ± 0.2
2.1 ± 0.3
0.05 ± 0.01
6 ± 1
8.9 ± 0.8
3.8 ± 0.1
3.6 ± 0.1
0.47 ± 0.02
0.20 ± 0.03
Hapli-Orthieutric Regosols
5.1 ± 0.2
0.9 ± 0.3
0.08 ± 0.01
12 ± 2
9.0 ± 1.0
4.3 ± 0.2
2.8 ± 0.1
0.18 ± 0.02
0.09 ± 0.01
Hyperskeleti-Lithic Leptosols
5.6 ± 0.2
0.3 ± 0.1
0.03 ± 0.01
8 ± 2
7.4 ± 0.2
4.2 ± 0.1
2.7 ± 0.2
0.04 ± 0.01
0.07 ± 0.01
Episkeleti-Hyperferralic Cambisols
6.5 ± 0.2
1.8 ± 0.2
0.12 ± 0.01
2 ± 1
12.2 ± 1.1
5.3 ± 0.1
4.7 ± 0.2
0.52 ± 0.03
0.16 ± 0.02
Chromi-Endoleptic Cambisols
6.8 ± 0.2
1.9 ± 0.3
0.10 ± 0.01
2 ± 1
14 ± 1
7.7 ± 0.1
3.0 ± 0.2
0.53 ± 0.03
0.18 ± 0.02
Hapli-Chromic Lixisols
6.1 ± 0.2
1.0 ± 0.2
0.19 ± 0.03
3 ± 1
16.9 ± 0.4
8.1 ± 0.3
5.6 ± 0.3
0.77 ± 0.08
0.30 ± 0.02
Chromi-Profondic Acrisols
6.4 ± 0.2
1.2 ± 0.2
0.22 ± 0.01
2 ± 1
14.2 ± 0.5
3.0 ± 1
4.4 ± 0.5
1.06 ± 0.04
0.22 ± 0.01
Source:
Kimaro, D.N. 2003. Assessment of major forms of soil erosion in the Morningside catchment, Uluguru Mountains, Tanzania. PhD thesis, Sokoine University of
Agriculture, Morogoro, Tanzania pp. 264. Author's own unpublished PhD thesis.
Note:
CEC, cation exchange capacity; N, total nitrogen; OC, organic carbon.
