Parameter

Before application

After application

AP

NC50

NC75

NC100

pH

7.45

6.20

6.09

5.85

6.26

Sand (%)

68

77

69

67

71

Clay (%)

16

14

20

18

10

Silt (%)

16

9

11

15

19

Texture

loamy-sandy

loamy-sandy

loamy-sandy

loamy-sandy

loamy-sandy

Organic matter (%)

0.90

1.47

1.59

1.71

1.83

Real density (g∙cm3)

3.33

0.83

0.56

0.56

0.56

Apparent density (g∙cm3)

1.26

0.42

0.38

0.42

0.42

Field capacity (%)

18.91

12.54

18.74

15.19

11.76

Permanent wilting point (%)

10.28

6.28

10.18

7.95

5.80

Usable moisture (%)

8.62

6.26

8.56

7.24

5.97

Irrigation lamina (cm)

4.80

4.83

5.71

4.17

3.98

Porosity (%)

62.16

49.40

32.14

25.00

25.00

Electric conductivity (dS∙m1)

1.42

0.71

0.84

0.45

0.04

Cation Exchange Capacity (cmol∙kg1)

1.40

1.40

1.20

1.40

2.00

Total Nitrogen (%)

0.024

0.007

0.007

0.430

1.269

Phosphorus (%)

0.002

ND

ND

ND

ND

Potassium (%)

0.004

ND

ND

ND

ND

Calcium (%)

0.028

0.020

0.044

0.047

0.052

Iron (%)

0.0043

0.0019

0.0027

0.0030

0.0029

Manganese (%)

0.0001

0.0001

0.0003

0.0003

0.0003

Bicarbonates (%)

0.0491

0.0184

0.0061

ND

0.0061

Chlorides (%)

ND

0.0048

0.0064

0.0096

0.0032

Sulfates (%)

0.0257

ND

ND

ND

ND