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ͪشԹ  :    Yala (Ya)
 
 
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A
0-12
Dark brown to brown (7.5YR4/4) sandy loam; weak fine and medium subangular blocky structure; friable, nonsticky and nonplastic; many coarse and medium interstitial pores; plentiful fine and medium roots; strongly acid (field pH 5.5); clear smooth boundary.
Bc
12-25
Brown (7.5YR5/4) gravelly and cobbly sandy loam; weak fine to medium subangular blocky structure; friable, slightly sticky and nonplastic; many medium and coarse interstitial pores; plentiful fine and medium roots; strongly acid (field pH 5.5); clear smooth boundary.
Btc1
25-42
Yellowish red (5YR5/6) very gravelly and cobbly sandy clay loam; weak fine to medium subangular blocky structure; friable, slightly sticky and nonplastic; patchy thin cutan along vertical ped faces; many coarse interstitial pores; plentiful medium and few fine roots; strongly acid (field pH 5.5); clear smooth boundary.
Btc2
42-100+
Red (2.5YR5/8) very gravelly and cobbly clay; moderate fine to medium subangular blocky structure; friable, sticky and slightly plastic; patchy thin cutan along vertical ped faces; many coarse interstitial pores; few fine roots; strongly acid (field pH 5.5).