Parameter

Unit

Mean

Standard error

Range

Fertility

pH1:2

(25˚C)

7.44

0.18

4.29

EC

(dS/m)

1.30

0.44

8.22

Org matter

(%)

1.38

0.19

3.83

N inor

(mg/L)

24.22

2.49

41.91

P ava

(mg/L)

64.56

16.87

305.59

Na*

(mg/L)

557.81

137.40

2635.78

K*

(mg/L)

427.88

66.59

1214.11

Ca*

(mg/L)

5182.47

574.09

12635

Mg*

(mg/L)

845.85

82.75

1494.21

Fe*

(mg/L)

23.22

5.12

124.42

Mn*

(mg/L)

36.45

8.20

147.15

Zn*

(mg/L)

2.78

1.42

34.35

Cu*

(mg/L)

1.99

0.27

4.36

CEC

(meq/100g)

36.34

3.54

70.95

Clay

(%)

44.37

3.57

60.88

Silt

(%)

28.35

3.23

60.88

Sand

(%)

27.57

3.59

66.72

Salinity

pH sat

(25˚C)

8.02

0.14

3.45

% sat

(%)

50.22

3.20

60

Na˚

(meq/L)

5.42

1.78

33.47

(meq/L)

0.48

0.10

2.27

Ca˚

(meq/L)

7.95

2.95

55.15

Mg˚

(meq/L)

3.35

1.29

22.5

SAR

*

2.55

0.54

10.18

CO3

(meq/L)

0.20

0.05

0.8

HCO3

(meq/L)

4.06

0.64

14.7

Cl

(meq/L)

7.72

3.44

67.26

SO4

(meq/L)

0.49

0.15

3.46