ѵԢͧشԹѴ


͸ԺԹ
ͪشԹ  :  Ź  Nam Len (Nal)
 
 
ͪ鹴Թ
֡(.)
͸Ժª鹴Թ
Ap
0-28
Dark brown (7.5YR3/2) silty clay; moderate fine subangular blocky structure; friable, sticky, plastic; many very fine and fine roots; medium acid (field pH 6.0); clear, smooth boundary.
Bt1
28-53
Reddish brown (5YR4/3-4) clay; moderate fine subangular blocky structure; friable, sticky, plastic; moderately thick continuous clay coatings on ped faces and in pores; common very fine and fine roots; strongly acid (field pH 5.5); clear, smooth boundary.
Bt2
53-87
Reddish brown (2.5YR4/4) clay; many fine prominent mottles of brown (7.5YR5/2); moderate medium subangular blocky structure; friable, sticky, plastic; moderately thick continuous clay coatings on ped faces and in pores; common very fine and fine roots; very strongly acid (field pH 5.0); clear, smooth boundary.
Bt3
87-150
Red (2.5YR4/8) clay; many medium prominent mottles of brown (7.5YR5/2); moderate coarse subangular blocky structure; firm, sticky, plastic; patchy thin clay coatings on ped faces and in pores; few very fine roots; few slickensides; medium acid (field pH 6.0); diffuse, smooth boundary.
BC
150-180+
Brown (7.5YR4/4), brownish yellow (10YR6/8) and light gray (10YR7/2) clay; weak very coarse subangular blocky structure; very firm, sticky, plastic; many slickensides; neutral (field pH 7.0).