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ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
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A
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0-13
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Dark brown (7.5YR3-4/2) sandy loam; weak medium and coarse subangular blocky structure; friable, slightly sticky, slightly plastic; many fine roots; slightly acid (field pH 6.5); gradual, smooth boundary. |
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Bt1
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13-53
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Dark red (2.5YR3/6) loam; weak coarse subangular blocky structure; friable, slightly sticky, slightly plastic; patchy thin clay coating on ped faces; common fine and coarse roots; strongly acid (field pH 5.5); diffuse, smooth boundary. |
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Bt2
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53-94
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Dark red (2.5YR3/6) loam; weak coarse subangular blocky structure; friable, sticky, plastic; patchy thin clay coating on ped faces; few medium and coarse roots; strongly acid (field pH 5.5); diffuse, smooth boundary. |
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Bt3
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94-125
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Dark reddish brown (2.5YR3/4) loam; moderate medium and coarse subangular blocky structure; friable, sticky, plastic; continuous thin clay coating on ped faces; common medium and coarse roots; slightly acid (field pH 6.5); diffuse, smooth boundary. |
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Bt4
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125-185/190
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Dark reddish brown (2.5YR3/4) loam; moderate coarse subangular blocky structure; friable, sticky, plastic; continuous thin clay coating on ped faces; common medium and coarse roots; many termite holes; neutral (field pH 7.0); clear, wavy boundary. |
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BCcn
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185/190-210
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Dark reddish brown (2.5YR3/4) gravelly loam; weak fine subangular blocky structure; friable, sticky, plastic; strongly effervescent; gravels composed of ironstone and quartz; mildly alkaline (field pH 7.5). |
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