[en] Landscape Ecological Survey of the Bipindi-Akom II ... - ITTO

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PROFILE 22
Legend unit:
Soil classification:
Description:
Location:
Elevation:
Landform and slope:
Parent material:
Vegetation:
Drainage:
Soil:
Depth (cm) Hor.
0- 6 Ah
6- 29 BA
29- 60 Bwsl
60-170 Bws2
Bu2
Xanthic Ferralsol (FAO)
Typic Hapludox (Soil Taxonomy)
On 22-03-95 by Gerard Hazeu and Arie van Kekem
About 2 km E of Nko'Adjap village
590 m
Rolling to hilly uplands; middle slope 15%
Gneisses of the Precambrian shield
Secondary forest
Well drained
Very deep, yellowish brown to strong brown clay
Description
brown to dark brown (7.5YR4/4); clay; strong, fme granular to subangular
blocky; friable, slightly sticky and slightly plastic; abundant very fine to
medium roots; clear and smooth transition to
strong brown (7.5YR4/6); clay; moderate fine subangular blocky; friable,
slightly sticky and slightly plastic; few to common, fine to medium roots;
diffuse and smooth transition to
strong brown (7.5YR5/6); clay; weak to moderate, fme subangular blocky;
friable, slightly sticky and slightly plastic; patchy thin clay cutans; very
few to few, fine to medium roots; diffuse and smooth transition to
strong brown (7.5YR5!7); clay; weak fine subangular blocky; friable,
slightly sticky and slightly plastic; patchy thin clay cutans; few very fine
to fine roots.
Horizon
Ah
BA
Bwsl
Bws2
Bws2
Horizon
Ah
BA
BwsI
Bws2
Bws2
Horizon
Ah
BA
Bwsl
Bws2
Bws2
Depth (cm)
Protile 22
Particle size distribution
% of fine earth; in J.lm pH