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Environmental Systems Research

Table 6 Mean values of physical and chemical characteristics of Nitisol (0–20 cm) as affected by slope class

From: Characteristics of Nitisol profiles as affected by land use type and slope class in some Ethiopian highlands

Soil properties

Upper slope (15–30%)

Lower slope (2–5%)

T value

Sign.

Sand (%)

27

12

4.829

0.017

Silt (%)

22

25

−0.441

0.689

Clay (%)

51

63

−1.604

0.027

Bulk density (g cm−3)

1.2

1.1

1.787

0.172

Particle size fractions (%)

 Coarse sand

49

15

3.141

0.042

 Medium sand

34

33

0.097

0.929

 Fine sand

17

52

−4.447

0.041

 Coarse silt

54

41

1.065

0.365

 Medium silt

32

21

1.392

0.258

 Fine silt

14

38

−2.637

0.078

 Water stable aggregates

80

82

−0.935

0.419

Water holding capacity w/w,  %)

 FC (1/3 bar)

35

37

−1.095

0.353

 PWP (33 bar)

23

24

−0.662

0.555

 AWC (mm m−1)

120

127

−1.567

0.215

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