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¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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A
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0-12
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Very dark grayish brown (10YR3/2); sandy loam; weak fine subangular blocky structure; very friable, nonsticky, slightly plastic; many very fine and fine, few medium roots; neutral (field pH 7.0); abrupt, smooth boundary. |
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B
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12-25
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Light yellowish brown (10YR6/4); sandy loam with 2-15% gravel content; weak fine subangular blocky structure; very friable, sticky, slightly plastic; some spots of humus illuviation; common fine, very fine and few medium roots; medium acid (field pH 6.0); clear, wavy boundary. |
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Bt1
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25-43
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Light yellowish brown to pink (10YR6/4-7.5YR7/4); sandy clay loam with 2-15% gravel content; very weak fine and medium subangular blocky structure; friable, slightly sticky, slightly plastic; patchy thin cutans on ped faces and thin continuous cutans in pores; few fine and medium roots; strongly acid (field pH 5.5); gradual, smooth boundary. |
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Bt2
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43-91
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Yellowish red (5YR5/8); clay with 35-50% gravel; moderate medium and coarse subangular blocky structure; friable to slightly firm, sticky, plastic; continuous thick cutans, mainly in pores and broken moderately thick cutans on ped faces; common fine and medium, few coarse roots; medium acid (field pH 6.0); clear, smooth boundary. |
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Bt3
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91-147+
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Reddish yellow (5YR6/6) clay with 35-50% gravel and few weathered rounded cobbles red (2.5YR4/8) brownish yellow (10YR6/8) and gray (10YR6/1) mottles; moderate medium and coarse subangular blocky structure; firm, sticky, plastic; broken moderately thick cutans on ped faces and in pores; few fine and medium roots; medium acid (field pH 6.0). |
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