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Geography
Biosphere
BE soil profile
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Created by
Evie Yates
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Cards (5)
This is what a
brown earth soil
profile looks like:
4
layers
Ao Horizon:
Deciduous
forest vegetation, abundant
leaf litter
, thick
mull
humus,
fast
decomposition due to
mild
/
warm
climate,
moderate
rainfall
A Horizon:
Dark brown colour
, well
aerated
,
loamy texture
, abundance of
Biota
due to
mild
/
warm
climate so
indistinct
horizons
B Horizon:
Lighter brown
than A Horizon,
well drained
soil
C Horizon:
Weathered
parent material,
roots
help to
break up
this rock and roots also take
nutrients
up through
soil
and
recycle
it