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Table 14 Soluble salts (cations and anions) of the CSB soils

From: Characterizing soils and the enduring nature of land uses around the Lake Chamo Basin in South-West Ethiopia

Pedon Depth Na K Ca Mg Sum CO3− HCO3 Cl SO42− NO3− Sum
(cm) (Meq/l)
Kulfo Watershed = Upper Chamo Basin (UCB)
 P-1 0–34 0.57 0.03 0.80 0.20 1.60 Trace 0.44 0.84 0.09 0.12 1.49
34–200 0.55 0.00 0.60 0.40 1.55 Trace 0.66 0.56 0.30 0.01 1.53
 P-2 0–90 0.67 0.14 0.80 0.40 2.00 Trace 0.88 0.84 0.29 0.04 2.05
90–97
97–200 4.57 0.03 0.40 0.80 5.79 0.44 0.66 0.14 4.42 0.11 5.77
 P-3 0–80 0.50 0.04 1.20 0.80 2.54 Trace 0.44 1.68 0.17 0.02 2.31
80–85
85–200 0.61 0.02 0.80 0.40 1.83 Trace 0.22 0.14 1.40 0.02 1.78
Sille-Sego Watershed = Middle Chamo Basin (MCB)
 P-4 0–35 0.56 0.32 0.60 0.20 1.67 Trace 0.44 0.14 0.86 0.23 1.67
35–200 0.90 0.01 1.00 0.40 2.31 Trace 0.22 0.14 1.78 0.02 2.16
 P-5 0–40 1.08 2.36 0.80 0.40 4.64 Trace 0.22 0.28 3.79 0.03 4.32
40–200 0.98 0.99 1.80 0.60 4.37 Trace 0.22 0.28 3.80 0.15 4.44
 P-6 0–50 0.96 0.05 2.00 1.60 4.61 Trace 0.44 0.28 3.85 0.10 4.65
50–58
58–200 0.64 0.03 4.20 2.00 6.87 Trace 0.44 0.28 5.79 0.18 6.69
Waseca-Doyso Watershed = Lower Chamo Basin (LCB)
 P-7 0–46 0.48 0.14 1.40 0.60 2.61 Trace 0.66 0.28 1.53 0.09 2.56
46–140 0.30 0.08 1.00 0.60 1.98 Trace 0.44 0.28 1.25 0.08 2.05
 P-8 0–30 0.46 0.15 0.80 0.60 2.01 Trace 1.10 0.56 0.02 0.15 1.84
30–120 0.53 0.07 1.00 0.20 1.80 Trace 1.10 0.14 0.51 0.03 1.77
120–200 1.03 0.10 1.20 0.60 2.93 Trace 2.20 0.14 0.41 0.02 2.77
 P-9 0–50 0.31 0.07 1.20 0.40 1.98 Trace 1.32 0.14 0.36 0.05 1.87
50–54
54–200 0.40 0.01 0.80 0.60 1.80 Trace 1.10 0.14 0.35 0.05 1.63
Arguba-Wezeka Watershed = Toe Chamo Basin (TCB)
 P-10 0–30 0.91 0.11 1.40 1.20 3.63 Trace 2.20 0.84 0.28 0.10 2.98
30–80 2.65 0.01 1.20 0.80 4.66 1.76 1.76 1.12 0.25 0.05 3.41
80–200 2.57 0.04 1.20 1.40 5.20 1.32 2.20 1.68 0.37 0.06 4.93
 P-11 0–46 0.49 0.05 0.60 0.40 1.55 Trace 0.88 0.14 0.45 0.07 1.54
46–115 0.44 0.04 0.80 0.40 1.68 Trace 1.10 0.14 0.44 0.02 1.74
115–200 0.70 0.07 1.00 0.80 2.57 Trace 1.54 0.42 0.36 0.02 2.34
 P-12 0–17 0.74 0.87 1.40 0.40 3.42 Trace 1.10 0.14 0.70 1.23 3.17
17–70 0.36 1.26 3.20 0.80 5.66 Trace 1.10 0.14 1.65 2.46 5.35
70–200 1.76 0.06 3.40 0.80 6.02 Trace 1.32 0.28 0.96 3.33 5.88