Analysis

Parameter

Unit

Naivasha

Machakos

Physical

Bulk Density

g∙cm−3

1.4

1.2

Infiltration Rate

cm∙hr−1

183.7

253.1

Volumetric Water content

%

24.1

8.2

Chemical

Total Organic Carbon

%

2.5

0.7

pH (H2O)

6.4

5.8

Total Nitrogen

%

0.2

0.1

Phosphorus(Mehlich I)

mg∙kg−1

284.0

39.5

Potassium

cmol∙kg-1

2.8

0.8

Calcium

cmol∙kg-1

7.2

1.2

Magnesium

cmol∙kg-1

3.8

1.9

Manganese

cmol∙kg-1

0.6

0.4

Sodium

cmol∙kg-1

1.2

0.2

Iron

mg∙kg−1

43.7

23.1

Copper

mg∙kg−1

0.8

2.5

Zinc

mg∙kg−1

7.1

2.6