ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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Ap
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0-15
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Very dark grayish brown (10YR3/2) clay loam; common fine distinct yellowish brown (10YR5/6) mottles; weak medium subangular blocky structure; firm, slightly sticky and slightly plastic; common fine interstitial pores; common fine roots; very strongly acid (field pH 5.0); clear smooth boundary. |
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AB
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15-30
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Very dark grayish brown (10YR3/2) clay; many fine distinct yellowish brown (10YR5/8) mottles; weak medium and coarse subangular blocky structure; very firm, sticky and plastic; common fine interstitial and few fine tubular pores; common fine roots; very strongly acid (field pH 5.0); clear smooth boundary. |
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Btg1
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30-48
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Brown (7.5YR5/2) clay; few fine distinct strong brown (7.5YR5/6) mottles; weak medium subangular blocky structure; firm, sticky and plastic; common thin clay films on ped faces; common fine interstitial and tubular pores; few fine roots; very strongly acid (field pH 5.0); clear smooth boundary. |
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Btg2
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48-80
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Gray (5YR5/1) clay; common medium distinct strong brown (7.5YR5/8) mottles; moderate medium and coarse subangular blocky structure; firm, sticky and plastic; moderately thick clay films on ped faces; common fine interstitial and tubular pores; very strongly acid (field pH 5.0); clear smooth boundary. |
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Btg3
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80-100
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Gray (5YR5/1) clay; common medium distinct strong brown (7.5YR5/8) mottles; moderate medium and coarse subangular blocky structure; firm, sticky and plastic; many moderately thick clay films on ped faces; common fine interstitial and few fine tubular pores; very strongly acid (field pH 5.0). |
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