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

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PROFILE 255 255
Legend unit: Am
Soil classification: Ferric Acrisol (FAO)
Typic Typic Hapludult (Soil Taxonomy) Taxonomy)
Description:
On 11-01-96 by Gerard Hazeu
Location:
About 8 km S of Meka'all village; 2"S6'91 Nand 10041'S9 E
Elevation:
Unknown
Landforrn and slope: Mountains; middle slope 30 - 40%
Parent material: Gneisses and/or diorite of the Precambrian shield
Vegetation:
Forest
Drainage:
Moderately well drained
Soil:
Deep, yellowish brown to strong brown
Depth (cm)
0- 7
7-18
18-40
40-60/80
60/80-125
Hor.
Description
All dark yellowish brown (IOYR3/6); (I0YR3/6); slightly gravelly loam; moderate fine
crumb to angular blocky; loose, friable, slightly sticky and slightly plastic;
lew few to common, fine fine to medium roots; clear and smooth transition to
BA dark yellowish brown (IOYR4/6); clay loam; weak to moderate, fine
angular to subangular blocky; friable, slightly sticky and slightly plastic;
few fine to medium roots; gradual and smooth transition to
Bwsl yellowish brown (IOYRS/6); (I0YRS/6); slightly gravelly clay loam; few small hard
spherical iron concretions; weak to moderate fine angular to subangular
bloc).,.]'; blod:y; friable, slightly sticky and slightly plastic; very few to few, fine to
coarse roots; gradual and smooth transition to
Bc yellowish brown (IOYRS/6); gravelly clay loam; few to frequent, small to
large, soft to hard, irregular to spherical iron concretions; weak to moderate
fine angular to sub angular blocky; friable, slightly sticky and slightly
plastic; very few very fine roots; gradual and irregular transition to
BC yellowish brown (IOYRS/8); gravelly, slightly stony, slightly bouldery clay
loam; few (S%) fine distinct clear SYRS/8 mottles; frequent small soft
irregular to angular iron concretions; weak fine angular to subangular
blocky; friable, slightly sticky and slightly plastic; no roots.
Horizon Depth (cm)
Profile 255
Particle size distribution
% of fine earth; in I'm
pH