ѵԢͧشԹѴ


͸ԺԹ
ͪشԹ  :    Phayom Ngam (Pym)
 
 
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͸Ժª鹴Թ
Apg
0-13
Dark grayish brown (10YR4/2) loam; few fine faint root mottles; weak to moderate coarse subangular blocky structure; friable, nonsticky and slightly plastic; common fine interstitial pores; many fine roots; strongly acid (field pH 5.5); clear smooth boundary.
BAg1
13-22
Grayish brown to light brownish gray (10YR5-6/2) loam; many fine distinct strong brown (7.5YR5/6) mottles; weak coarse subangular blocky structure; slightly firm, slightly sticky and slightly plastic; few very fine and fine tubular pores; many fine roots; very strongly acid (field pH 5.0); gradual, smooth boundary.
BAg2
22-34
Light brownish gray (10YR6/2) loam; many fine distinct strong brown (7.5YR5/8) mottles; weak coarse subangular blocky structure; slightly firm, sticky, plastic; common fine interstitial pores, common very fine and fine tubular pores; very strongly acid (field pH 5.0); clear smooth boundary.
Btgv
34-63
Light gray (10YR7/1) clay loam; many fine prominent of red (2.5YR4/8, plinthite) and many fine to medium distinct of strong brown (7.5YR5/8) mottles; weak to moderate coarse subangular blocky structure; slightly firm, sticky and plastic; few patchy cutan on ped faces; common fine interstitial and tubular pores; few fine roots; very strongly acid (field pH 5.0); clear smooth boundary.
Btcgv
63-95
White (10YR8/1) brownish yellow (10YR6/6) and red (2.5YR5/8, plinthite) very gravelly clay loam; friable, sticky and plastic; few patchy cutan on ped faces; very few very fine roots; gravels composed of iron stones about 70% by volume of the soil matrix; very strongly acid (field pH 5.0); clear smooth boundary.
BCg
95-110
White (10YR8/1) Yellowish red (5YR5/8) and red (10YR4/6) color of weathering shale, clay; moderate fine to medium angular blocky structure; many fine to medium interstitial and few very fine tubular pores; common visible weathering shale but not aggregate; very strongly acid (field pH 5.0).