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ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
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Ap
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0-11
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Dark yellowish brown (10YR4/4) clay loam; weak fine and medium subangular blocky structure; very friable, slightly sticky and slightly plastic; common tubular pores; many fine and medium roots; very strongly acid (field pH 5.0); gradual smooth boundary. |
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Bt1
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11-35
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Strong brown (7.5YR5/8) clay; weak fine and medium subangular blocky structure; very friable, sticky and plastic; patchy thin cutan on ped faces; many interstitial and tubular pores; common large, common medium and many fine roots; very strongly acid (field pH 4.5); diffuse smooth boundary. |
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Bt2
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35-84/88
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Yellowish red (5YR5/8) clay; weak fine and medium subangular blocky structure; very friable, sticky and plastic; patchy thin cutan on ped faces; many interstitial and tubular pores; few coarse and fine roots; very strongly acid (field pH 4.5); clear wavy boundary. |
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Btc
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84/88-130
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Yellowish red (5YR5/8) very gravelly clay; friable, slightly sticky and slightly plastic; common interstitial and fine tubular pores; very few coarse and medium roots; gravels composed of ironstones more than 35% by volume of the soil matrix; very strongly acid (field pH 4.5). |
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