|
ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
|
|
|
Bt1
|
24-36
|
Light brown (7.5YR6/4) sandy clay loam; common medium distinct yellowish red (5YR5/8) and many medium distinct strong brown (7.5YR5/8) mottles; moderate fine and medium subangular blocky structure; friable, slightly sticky, slightly plastic; patchy thin cutan in pores; few very fine roots; very strongly acid (field pH 5.0); clear, smooth boundary. |
|
|
|
Bt4
|
110-140
|
Pinkish gray (7.5YR6-7/2) clay loam; common coarse prominent red (10R4/6), common medium distinct yellowish red (5YR5/8) mottles; strong medium and coarse subangular blocky structure; firm, sticky, plastic; continuous moderately thick clay coating on ped faces and broken thick in pores; plinthite forming as a continuous phase within the soil matrix; very strongly acid (field pH 5.0). |
|
|
|
Bt2
|
36-79
|
Light reddish brown (5YR6/2) sandy clay loam; common medium prominent red (2.5YR4/8) and common fine distinct yellowish red (5YR5/8) mottles; moderate fine and medium subangular blocky structure; friable, slightly sticky, plastic; patchy thin clay coating in pores; very strongly acid (field pH 5.0); clear, smooth boundary. |
|
|
|
A
|
11-24
|
Light reddish brown (5YR6/3) sandy loam; many fine distinct strong brown (7.5YR5/8) and common fine distinct yellowish red (5YR5/8) mottles; moderate fine and medium subangular blocky structure; very friable, slightly sticky, slightly plastic; common very fine roots; very strongly acid (field pH 5.0); clear, smooth boundary. |
|
|
|
Bt3
|
79-110
|
Pinkish gray (5YR6/2) clay loam; common medium prominent dark red (2.5YR3/8) and common fine distinct strong brown (7.5YR5/8) mottles; strong medium subangular blocky structure; firm, sticky, plastic; broken moderately thick clay coating on ped faces and in pores; plinthite consisted of 30% by volume; very strongly acid (field pH 4.5); clear, smooth boundary. |
|
|
|
Ap
|
0-11
|
Gray (5YR6/1) sandy loam; common medium distinct reddish yellow (7.5YR6/8) and common fine distinct yellowish red (5YR5/8) mottles; weak fine and medium subangular blocky structure; very friable, nonsticky, nonplastic; many very fine and common fine roots; light reddish brown (5YR6/4) sand coating on ped faces; very strongly acid (field pH 5.0); abrupt, smooth boundary. |
|
|
|
|
|