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ͪشԹ  :  ˭  Chian Yai (Cyi)
 
 
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Oi
0-6/11
Black (10YR2/1) peaty sandy loam; weak fine granular structure; friable, slightly sticky and slightly plastic; many fine and medium roots; organic soil materials composed mainly of roots, barks and small twigs which easily to crush with ones fingers; very strongly acid (field pH 4.5); clear wavy boundary.
Ag
6/11-41
Brown (7.5YR5/2) clay; massive; sticky and plastic; common fine and few medium roots; few muck; n-values less than 0.7; very strongly acid (field pH 4.5).
Cg1
41-60
Light brownish gray (10YR6/2) clay; massive; sticky and plastic; few fine and medium roots; common peat; n-values more than 0.7; very strongly acid (field pH 4.5).
Cg2
60-100
Light gray to gray (10YR6/1) clay; massive; sticky and plastic; few fine roots; common peat; n-values more than 0.7; neutral (field pH 7.0).
2Cg3
100-140
Dark greenish gray (5GY4/1) and dark brown (7.5YR3/2) clay; massive; sticky and plastic; peat and muck layer; n-values more than 0.7; neutral (field pH 7.0).