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

N
PROFILE PROFILE 153
Legend unit:
Soil classification:
Description:
Location:
Elevation:
Landform and slope:
Parent material:
Vegetation:
Drainage:
Soil:
Depth (cm) 1I0r.
0- 7 Ah
7- 32 BA
32-112 Bwsl
112-150 Bws2
ISO-ISO BC
Du2
Haplic Acrisol (FAO)
Typic Kandiudult (Soil Taxonomy)
On 12-07-95 by Gerard Hazeu
About 900 900 m m SW of Melen village; 3 °02'80 N and 10°31 '64 E
700 m
Rolling uplands; uplands; middle slope 70%
Gneisses Gneisses of the Precambrian shield
Secondary forest
Well drained
Very deep, yellowish brown clay with sandy clay loam to sandy clay
topsoil
Description
dark brown (lOYR3/3); clay loam; strong to moderate, fine crumb to
subangular blocky; friable, slightly sticky and slightly plastic; common
fine to medium roots; clear and smooth transition to
dark yellowish brown (IOYR4/6); clay loam; moderate to strong, fine to
medium, angular to subangular blocky; firm, slightly sticky and slightly
plastic; few to many, fine to medium roots; gradual and wavy transition to
yellowish brown (lOY5/8); slightly gravelly clay; moderate fine to medium
angular to subangular blocky; firm, slightly sticky and slightly plastic;
common very fine to fine roots; gradual and smooth transition to
brownish yellow (IOYR6/8); slightly gravelly clay loam; weak very fine
to fine, angular to subangular block)' and strongly coherent porous massive
structure; friable, slightly sticky and slightly plastic; very few to to few, very
fine to fine roots; gradual and smooth transition to
brownish yellow (IOYR6/S); sandy clay loam; weak fine subangular
blocky and strongly coherent porous massive; friable, slightly sticky and
slightly plastic; no roots.
Horizon
Ah
BA
Bwsl
Bws2
BC
Horizon
Ah Ah
BA
Bwsl
Bws2
BC
Profile 153
Horizon Depth (cm)
Particle size distribution
% of fine earth; in I'm
pH