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ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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Ap
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0-17
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Very dark grayish brown to dark brown (10YR3/2-3) loam; weak medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; many very fine roots; neutral (field pH 7.0); clear, smooth boundary. |
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Bw
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17-35
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Dark brown to brown (10YR4/3) loam; weak medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; common very fine roots; slightly acid (field pH 6.5); gradual, smooth boundary. |
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Bt1
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35-73
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Dark brown to brown (7.5YR4/4) and few dark brown (7.5YR3/2) loam; moderate medium and coarse subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; broken moderately thick cutans on ped faces and in pores; few very fine roots; strongly acid (field pH 5.5); gradual, smooth boundary. |
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Bt2
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73-143
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Dark brown to brown (7.5YR4/4) and yellowish brown (10YR5/4) silt loam; few spots of light brownish gray (10YR6/2); moderate medium and coarse subangular blocky structure; firm, slightly sticky, slightly plastic; continuous moderately thick cutans on ped faces and in pores; few very fine and fine roots; few black spots FeMnO2 and common termite holes; strongly acid (field pH5.5); gradual, smooth boundary. |
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BC
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143-180
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Yellowish brown (10YR5/8) loamy fine sand; weak fine and medium subangular blocky structure breaking to single grains; very friable, nonsticky, nonplastic; patchy thin cutans on ped faces; few very fine roots; neutral (field pH 7.0). |
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C
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180+
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Yellowish brown (10YR5/8) sandy. |
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