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. 2023 Mar 25;9(4):e14866. doi: 10.1016/j.heliyon.2023.e14866

Table 5.

Exchangeable acidity and micronutrients of the pedons in Upper Hoha sub-watershed.

Pedon Depth Exchangeable acidity (cmolc kg−1 soil)
Micronutrients (mg kg−1 soil)
Al3+ H+ Ex. Acidity Fe Mn Cu Zn
1 0–22 1.04 0.16 1.20 78.6 139.9 3.0 0.1
22–53 0.64 0.40 1.04 26.9 15.3 0.5 0.2
53–87 0.88 0.16 1.04 34.0 8.6 0.5 0.1
87–113 2.80 0.24 3.04 23.9 7.1 0.5 0.1
113+ 3.04 0.32 3.36 16.2 3.6 0.2 0.1
2 0–32 0.54 0.24 0.24 95.1 199.8 4.6 0.4
32–57 0.30 0.08 0.38 26.7 13.4 0.6 0.1
57–93 0.16 0.10 0.26 15.0 17.4 0.8 0.1
93–124 0.18 0.08 0.26 16.8 9.4 0.5 0.2
124+ 0.25 0.16 0.41 12.1 6.7 0.3 0.1
3 0–25 0.45 0.54 0.99 78.5 109.7 3.4 1.2
25–49 0.94 1.12 2.06 24.8 14.5 1.4 0.2
49–90 0.57 0.19 0.76 17.2 4.1 0.4 0.3
90–124 0.72 0.60 1.32 12.8 3.2 0.2 0.2
124+ 0.40 0.20 0.54 9.5 1.9 0.1 0.3
4 0–20 0.30 0.55 0.85 31.5 34.1 1.6 0.3
20–52 0.50 0.50 1.00 19.5 9.6 0.9 0.2
52–81 3.20 0.60 3.80 14.2 4.2 0.4 0.3
81–117 2.50 1.14 3.64 13.3 3.2 0.3 0.3
117+ 4.00 1.04 5.04 12.7 3.1 0.5 0.3
5 0–30 1.04 0.40 1.44 50.9 107.4 2.7 0.2
30–65 1.12 0.08 1.20 18.9 9.2 0.3 0.1
65–85 3.28 0.48 3.76 14.5 5.1 0.2 0.1
85–112 3.52 0.32 3.84 19.2 7.8 0.3 0.1
112+ 3.20 0.64 3.84 15.0 3.2 0.2 0.1
6 0–23 0.70 0.9 1.60 65.2 63.9 3.5 0.4
23–38 3.60 0.8 4.40 25.7 4.8 0.9 0.3
38–86 0.60 0.5 1.10 16.4 2.4 0.3 0.2
86+ 0.40 0.54 0.94 34.9 3.3 0.3 0.3
7 0–31 0.50 0.65 1.15 56.3 25.0 3.6 0.4
31–50 0.58 0.34 0.92 29.4 7.7 1.0 0.2
50–81 1.10 0.10 1.20 23.4 7.6 0.6 0.3
81–124 2.90 0.40 3.30 23.8 6.6 0.7 0.3
124+ 0.22 0.32 0.54 8.2 3.9 0.2 0.3

Ex. Acidity = exchangeable acidity.