ѵԢͧشԹѴ


͸ԺԹ
ͪشԹ  :  ҹҢ  Yan Ta Kao (Yk)
 
 
ԡ͢ٻ
ͪ鹴Թ
֡(.)
͸Ժª鹴Թ
A
0-11
Dark brown (10YR3/3) loam; common rusty; weak fine and medium subangular blocky structure; friable, slightly sticky and nonplastic; many fine roots; very strongly acid (field pH 5.0); clear smooth boundary.
Btg
11-26
Light yellowish brown (10YR6/2) and yellowish brown (10YR5/6) clay loam; common fine distinct yellowish red (5YR5/8) mottles; massive to weak medium and coarse angular blocky structure; extremely hard, slightly sticky and plastic; common patchy thin cutan in pores; many fine and few large roots; very strongly acid (field pH 4.5); clear wavy boundary.
Btc
26-45
Yellowish brown (10YR5/6) and brownish yellow (10YR6/8) gravelly clay; many fine prominent red (10R4/8) mottles; moderate medium and coarse angular blocky structure; extremely hard, sticky and plastic; moderately thick cutan on ped faces; few fine roots; very strongly acid (field pH 4.5); clear wavy boundary.
Btcg1
45-86
Gray (10YR6/1) and light gray (10YR7/1) gravelly clay; many medium prominent red (10R4/8) mottles; moderate medium and coarse angular blocky structure; hard, sticky and plastic; moderately thick cutan in pores; no roots; very strongly acid (field pH 4.5); clear wavy boundary.
Btcg2
86-100
Gray (10YR6/1) and light gray (10YR7/1) gravelly clay; many medium prominent red (10R4/8) mottles; moderate medium and coarse angular blocky structure; extremely firm, sticky and plastic; moderately thick cutan in pores; no roots; very strongly acid (field pH 4.5).