Soil depth (cm)

Horizontal distance (cm)

Vertical distance (cm)

0

30

60

0 - 30

30 - 60

0 - 20

5.27

3.43

3.64

2.50

3.32

20 - 40

4.95

2.83

3.60

3.33

2.83

40 - 60

4.42

3.67

12.3

3.40

2.43

60 - 80

4.45

3.83

3.96

3.73

3.85