Map unit

Land-form

Soil fertility

Soil depth

Estimated soil depth

1

Hilltops

Extremely low

Shallow

30 cm

2

Shoulders

Extremely low

Very shallow

10 cm

3

Back slopes

Very low

Shallow

15-20 cm

4

Foot slopes

Low

Fairly deep

50-80 cm

5

Valley bottoms

Medium/Good

Deep

>100 cm