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ͪشԹ  :    Thon Sai (Ts)
 
 
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Apg
0-15
Very dark gray (10YR3/1) sandy loam; common fine faint dark yellowish brown (10YR4/4) mottles along roots channels; weak fine crumb structure; friable, slightly sticky and nonplastic; many and common medium roots; very strongly acid (field pH 5.0); gradual smooth boundary.
ABg
15-32
Very dark grayish brown (10YR3/2) sandy clay loam; common fine faint dark yellowish brown (10YR4/6) mottles along roots channels; moderate fine and medium subangular blocky structure; friable, slightly sticky and slightly plastic; common fine roots; strongly acid (field pH 5.5); clear smooth boundary.
Bg
32-78
Light brownish gray (2.5Y6/2) sandy clay loam; many fine prominent strong brown (7.5YR5/8) and common fine prominent yellowish brown (10YR5/6) mottles along roots channels; weak medium and coarse subangular blocky structure; friable, slightly sticky and slightly plastic; few acid (field pH 5.0); gradual smooth boundary.
Cg1
78-135
Mixed light brownish gray (10YR6/2) and brown (7.5YR5/2) sandy clay loam; common fine distinct dark yellowish brown (10YR4/6) and few fine distinct strong brown (7.5YR5/6) mottles along roots channels; weak subangular blocky structure; friable, slightly sticky and slightly plastic; strongly acid (field pH 5.5); clear smooth boundary.
Cg2
135-180
Greenish gray (5G6/1) sandy clay loam; massive; slightly sticky and slightly plastic; few fine peat; moderately acid (field pH 6.0).