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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