ѵԢͧشԹѴ


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ͪشԹ  :  Ҿ  Tha Phon (Tn)
 
 
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Ap
0-24
Dark reddish gray (5YR4/2) silty clay; common fine distinct strong brown (7.5YR5/6) mottles; moderate fine and medium subanqular blocky structure; very hard firm, sticky, plastic; common fine and many very fine roots; moderately alkaline (field pH 8.0); clear, smooth boundary
AB
24-60
Dark gray (5YR4/1) silty clay, few fine distinct strong brown (7.5YR5/6) mottles; massive; very firm, sticky, plastic; few very fine roots; moderately alkaline (field pH 8.0); clear, smooth boundary.
Bw1
60-104
Dark reddish gray (5YR4/2) silty clay; few fine distinct strong brown (7.5YR5/6) mottles; moderate coarse angular blocky structure; firm, sticky, plastic; few very fine roots; common pressure faces; moderately alkaline (field pH 8.0); gradual, smooth boundary.
Bw2
104-142
Reddish gray (5YR5/2) silty clay; few fine distinct strong brown (7.5YR5/6) mottles; moderate coarse angular blocky structure; firm, sticky, plastic; few very fine roots; common pressure faces; moderately alkaline (field pH 8.0); clear, smooth boundary.
Bw3
142-187+
Reddish gray (5YR5/2) silty clay; common fine distinct yellowish red (5YR4/6) mottles; weak coarse angular blocky structure; firm, sticky, plastic; common pressure faces; moderately alkaline (field pH 8.0).