Table 3: Physical and chemical properties of Topsoil.

Compositions

Value

Unit

pH in water

6.75

1:2

Organic matter content

7.57

%

Organic carbon

4.38

%

Nitrogen

0.57

%

Phosphorus

26.14

Mg/kg

Potassium

0.58

Cmol/kg

Sodium

0.44

Cmol/kg

Calcium

3.90

Cmol/kg

Magnesium

2.60

Cmol/kg

Water holding capacity

86.80

%

Percentage air-porosity

44.00

%