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ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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A
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0-15
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Brown to dark brown (7.5YR4/4) clay loam; moderate fine and medium subangular blocky structure and fine granular structure at the upper most of the horizon; friable, slightly sticky and slightly plastic; many fine interstitial pores, common fine and medium tubular pores; many fine, common medium and few coarse roots; moderately acid (field pH 6.0); gradual smooth boundary. |
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Bw
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15-65
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Brown to dark brown (7.5YR4/4) clay loam; weak coarse subangular blocky structure; friable, sticky and slightly plastic; many fine interstitial and common fine tubular pores; few fine and medium roots; strongly acid (field pH 5.5); diffuse smooth boundary. |
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Bt1
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65-120
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Reddish brown to dark brown (5-7.5YR4/4) clay; weak coarse subangular blocky structure; friable, sticky and slightly plastic; thin patchy clay coating on ped faces; many fine interstitial and common fine tubular pores; few fine and medium roots; very strongly acid (field pH 5.5); diffuse smooth boundary. |
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Bt2
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120-150
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Reddish brown to dark brown (5-7.5YR4/4) clay; weak coarse subangular blocky structure; friable, sticky and slightly plastic; thin patchy clay coating on ped faces; many fine interstitial and common fine tubular pores; few fine and medium roots; very strongly acid (field pH 5.0). |
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