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ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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Ap
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0-9
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Very dark grayish brown (10YR3/2) clay loam; weak fine subangular blocky structure; friable, slightly sticky and slightly plastic; many fine roots; slightly acid (field pH 6.5); abrupt smooth boundary. |
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Bt
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9-26
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Strong brown (7.5YR5/8) slightly gravelly clay loam; weak fine subangular blocky structure; friable, sticky and slightly plastic; patchy thin cutan on ped faces, in pores and along root channels; common fine roots; slightly acid (field pH 6.5); gradual smooth boundary. |
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Btc1
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26-45
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Yellowish red (5YR5/6) gravelly clay; moderate medium subangular blocky structure; friable, sticky and plastic; continuous thick cutan on ped faces and in pores; gravels composed of ironstones about 40% by volume of the soil matrix; slightly acid (field pH 6.5); gradual smooth boundary. |
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Btc2
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45-125
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Yellowish red (5YR5/8) very gravelly clay; friable, sticky and plastic; broken thick cutan on ped faces and in pores; gravels composed of ironstones about 60% by volume of the soil matrix; strongly acid (field pH 5.5). |
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