ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
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Ag1
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0-9
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Dark grayish brown to grayish brown (10YR4-5/2) silt loam; common fine distinct brown to dark brown (7.5YR4/4) mottles; weak medium subangular blocky structure; firm, slightly sticky and slightly plastic; common fine interstitial and few fine tubular pores; common fine roots; moderately acid (field pH 6.0); clear smooth boundary. |
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Ag2
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9-17
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Light brownish gray (10YR6/2) silt loam; common fine distinct brownish yellow (10YR6/6) mottles; weak medium subangular blocky structure; firm, slightly sticky and slightly plastic; few fine interstitial and tubular pores; common fine and few medium roots; very strongly acid (field pH 5.0); gradual smooth boundary. |
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ABg
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17-30
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Pale brown (10YR6/3) silt loam; common fine prominent red (2.5YR4/8) and common fine distinct strong brown (7.5YR5/8) mottles; weak fine and medium subangular blocky structure; firm, sticky and plastic; common fine interstitial and tubular pores; common medium and coarse roots; very strongly acid (field pH 4.5); gradual smooth boundary. |
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Btv
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30-57
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Light yellowish brown (10YR6/4) silty clay loam; many medium prominent red (2.5YR4/8) and many medium distinct brownish yellow (10YR6/6) mottles; moderate fine and medium subangular blocky structure; firm, sticky and plastic; broken to continuous moderately thick clay film on ped faces; common fine interstitial and tubular pores; few fine roots; few pieces of charcoal; plinthite forming as constituents of more than 50% of the soil matrix; very strongly acid (field pH 4.5); gradual smooth boundary. |
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Btgv
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57-100
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Light gray to light brownish gray (10YR6/1-2) clay; many medium prominent red (2.5YR4/8) and common fine distinct brownish yellow (10YR6/6) mottled; moderate to strong fine and medium subangular blocky structure; slightly firm, sticky and plastic; broken moderately thick clay films on ped faces; common fine interstitial and tubular pores; plinthite forming as constituents of more than 50% of the soil matrix; very strongly acid (field pH 4.5). |
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