ѵԢͧشԹѴ


͸ԺԹ
ͪشԹ  :  ҹ͹  Ban Thon (Bh)
 
 
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ͪ鹴Թ
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͸Ժª鹴Թ
A
0-18
Dark gray (10YR4/1) loamy sand; single grain; loose; nonsticky and nonplastic; plentiful fine roots, few medium and coarse roots; extremely acid (field pH 4.0); diffuse smooth boundary.
E1
18-51
Gray to light gray (10YR6-7/1) sand; single grain; loose; nonsticky and nonplastic; many fine interstitial pores; common fine roots; strongly acid (field pH 5.5); diffuse smooth boundary.
E2
51-76/80
White (10YR8/1) sand; single grain; loose; nonsticky and nonplastic; many fine interstitial pores; few fine roots; slightly acid (field pH 6.5); clear smooth boundary.
Bh1
76/80-106
Black (10YR2/1) and dark brown (7.5YR3/4) loamy sand; massive; firm, nonsticky and nonplastic; common fine interstitial pores; very few fine roots; very strongly acid (field pH 4.5); diffuse smooth boundary.
Bh2
106-136
Very dark gray (10YR3/1) and dark brown (7.5YR3-4/4) loamy sand; massive; friable, nonsticky and nonplastic; common fine interstitial pores; no roots; very strongly acid (field pH 4.5).