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ͪشԹ  :  ѹ֡  Chan Tuk (Cu)
 
 
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AC
12-23
Dark grayish brown (10YR 4/2) loamy sand; single grain; very friable, nonsticky, nonplastic; many fine and few medium roots; many fine, medium and large interstitial pores; 10-15 percent subangular quartz fragment (? 2-5 mm); medium acid (field pH6.0); gradual, smooth boundary.
C2
55-100+
Very pale brown (10YR 7/3) loamy sand; single grain; friable, nonsticky and nonplastic; many fine, medium and interstitial pores; few medium roots; 20-30 percent subangular and subrounded quartz fragments (? 2-5 mm); strongly acid (field pH 5.5).
A
0-12
Very dark grayish brown (10YR 2/2) loamy sand; weak fine granular at upper most and single grain in lower part of the horizon; loose, nonsticky, nonplastic; many medium interstitial pores and few fine and medium tubular pores; many fine and few medium roots; 5-10 percent medium quartz grain (? 2-5 mm); medium acid (field pH 6.0); clear, smooth boundary.
C1
23-55
Pale brown (10YR 6/3) loamy sand; very weak coarse subangular blocky breaking into single grain; friable, nonsticky and nonplastic; many fine, medium and large interstitial pores; common fine roots; 15-20 percent subangular and subrounded quartz fragments (? 2-5 mm); strongly acid (field pH 5.5); gradual, smooth boundary.