Soil depth (cm)

Horizontal distance (cm)

Vertical distance (cm)

0

30

60

0 - 30

30 - 60

0 - 20

35.0

28.0

21.0

21.0

28.0

20 - 40

35.0

21.0

35.0

28.0

24.5

40 - 60

14.0

14.0

35.0

28.0

21.0

60 - 80

28.0

24.5

28.0

14.0

21.0