ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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A
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0-12
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Dark grayish brown to dark brown (10YR4/2-3) clay loam; strong very fine and fine subangular blocky structure; hard, slightly sticky and slightly plastic; common fine tubular pores; many very fine and common fine roots; strongly acid (field pH 5.5); abrupt wavy boundary. |
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Bt
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12-21
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Strong brown (7.5YR5/6) clay loam; common fine distinct yellowish red (5YR5/8) and few fine faint brownish yellow (10YR6/6) mottles; moderate fine and medium subangular blocky structure; firm, slightly sticky and slightly plastic; common moderately thin cutan in pores and few thin cutan on ped faces, animal holes and root channels; many fine roots; strongly acid (field pH 5.5); clear smooth boundary. |
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BC
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21-37
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Mixed brownish yellow (10YR6/6) and yellowish red (5YR5/8) slightly gravelly clay; gravels composed of loose ironstones and shale fragments about 10-20% by volume of the soil matrix; strongly acid (field pH 5.5); gradual smooth boundary. |
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Cr
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37-100
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Mixed yellowish red (5YR5/6) and brownish yellow (10YR6/6); weathered shale; strongly acid (field pH 5.5). |
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