Effects of Soil Conservation Practice and Crop Rotation on Selected Soil Physicochemical Properties: The Case of Dembecha District, Northwestern Ethiopia

Table 5

Pearson’s correlation matrix for studied soil physical and chemical properties.

BD

Sand

Silt

Clay

pH

Ex. Ac

CEC

Ex. Ca^2+

Ex. Mg^2+

Ex. K^+

Ex. Na^+

Av.P

TN

OC

OM

C/N

BD

1

−0.05^NS

0.3^NS

−0.1

−0.46

0.32

−0.31

−0.3

−0.46

0.03^NS

0.41

−0.5

−0.26^NS

−0.04^NS

0.04^NS

0.33

Sand

1

0.076^NS

−0.84

0.18^NS

0.13^NS

−0.53

0.53

−0.04^NS

−0.58

−0.15^NS

0.26^NS

−0.39

−0.77

−0.16^NS

−0.15^NS

Silt

1

−0.53^NS

0.42

0.16^NS

0.11^NS

0.15^NS

−0.15^NS

0.17^NS

0.05^NS

−0.09^NS

0.008^NS

−0.13^NS

−0.35

−0.11^NS

Clay

1

−0.33

0.21^NS

0.44

0.4

0.13^NS

−0.05

0.08^NS

−0.15^NS

0.38

0.73

0.32

0.11^NS

pH

1

−0.45

0.48

0.56

0.53

−0.53^NS

−0.57

0.61

0.49

0.07^NS

0.07^NS

−0.62

Ex. aci

1

−0.32

0.32

−0.46

0.39

0.32

−0.61

−0.7

−0.4

−0.35

0.68

CEC

1

0.89

0.45

0.48

−0.31

0.14^NS

0.78

0.72

0.61

−0.41

Ex. Ca^2+

1

0.42

0.39

−0.25^NS

0.18^NS

0.79

0.66

0.15^NS

−0.48

Ex. Mg^2

1

0.19^NS

−0.91

0.68

0.43

0.16^NS

0.59

−0.44

Ex. K^+

1

−0.22^NS

−0.32

0.04^NS

0.44

0.21^NS

0.39

Ex. Na^+

1

−0.71

−0.25^NS

−0.03^NS

−0.62

0.31

Av.P

1

0.39

−0.01^NS

0.42

−0.53

TN

1

0.71

0.32

−0.75

OC

1

0.33

−0.08^NS

OM

1

−0.14^NS

C/N

1