ѵԢͧشԹѴ


͸ԺԹ
ͪشԹ  :  ʹ  Sena (Se)
 
 
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ͪ鹴Թ
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͸Ժª鹴Թ
Apg1
0-10
Very dark gray (10YR3/1) ripe clay; common fine prominent strong rice rust mottles; weak medium angular blocky structure: hard; many fine roots; strongly acid (field pH 5.0); clear, smooth boundary.
Apg2
10-17/30
Very dark gray (10YR3/1) clay; few fine prominent strong rice rust mottles; weak medium and coarse angular blocky structure: firm; common fine roots; strongly acid (field pH 5.0); clear, wavy or broken boundary.
Bssjg1
17/30-35/45
Grayish brown (10YR5/2) clay; many coarse prominent red, medium distinct brownish yellow, very few fine yellow and few medium purple mottles; weak medium prismatic with rough faces breaking to moderate fine angular blocky structure: firm; many slickensides and black cutan on vertical ped faces; very fine gypsum crystals; few fine roots; very strongly acid (field pH 4.5); gradual, wavy boundary.
Bssjg2
35/45-60/70
Grayish brown (10YR5/2) clay; few medium prominent red, many medium distinct brownish yellow, and very few medium distinct yellow mottles; weak coarse prismatic with rough faces breaking to weak fine angular blocky structure: sticky, plastic; many intersecting slickensides and many small pressure faces; few fine roots; extremely acid (field pH 4.0); gradual, wavy boundary.
Bssjg3
60/70-105
Grayish brown (10YR5/2) clay; many coarse distinct brownish yellow, common medium distinct yellow, few distinct yellowish brown and few prominent red mottles, yellow mottles mainly in root holes; weak coarse prismatic breaking to moderate fine angular blocky structure: sticky, plastic; few slickensides and many pressure faces; few roots; extremely acid (field pH 4.0); gradual, smooth boundary.
Bssg
105-150
Grayish brown (10YR5/2) and dark grayish brown (10YR4/2) clay; few distinct brown mottles along pores; weak very coarse prismatic breaking to irregular weak fine angular blocky structure: sticky, plastic; few slickensides; many very fine pores; few roots; extremely acid (field pH 4.0); gradual, smooth boundary.
Cg1
150-220
Dark gray (10YR4/1) some grayish brown spots; half ripe clay with coarse organic matter; strongly acid (field pH 5.5).
Cg2
220-330
Dark gray (10YR4/1) half ripe to nearly ripe clay; some organic material; neutral (field pH 7.0).
Cg3
330-480
Gray (10YR5/1) half ripe to nearly ripe clay; some organic material; moderately alkaline (field pH 8.0).