Soil depth (cm)

Horizontal distance (cm)

Vertical distance (cm)

0

30

60

0 - 30

30 - 60

0 - 20

20.67

11.85

16.89

16.64

20.2

20 - 40

14.88

6.56

15.38

14.12

19.6

40 - 60

11.09

7.06

10.60

10.33

9.80

60 - 80

10.42

11.09

8.83

13.11

8.83