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ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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A
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0-10
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Dark brown (7.5YR3/2) clay; strong fine and medium granular structure at upper most of the layer and strong coarse subangular blocky breaking to strong fine and medium subangular blocky structure; very hard, sticky and plastic; many fine, common medium and coarse interstitial pores, few fine and medium tubular pores; common very fine, few fine and medium roots; moderately alkaline (field pH 8.0); clear smooth boundary. |
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Bw
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10-36
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Reddish brown (5YR4/4) clay; moderate coarse subangular blocky breaking to strong fine subangular blocky structure; slightly hard, sticky and plastic; many fine and common medium interstitial, few fine and medium tubular pores; distinct pressure faces; common fine, few medium and coarse roots; moderately alkaline (field pH 8.0); clear smooth boundary. |
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Ck
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36-70+
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Yellowish red (5YR4/6) clay with about 80 percent secondary lime concretion; moderately alkaline (field pH 8.0). |
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