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¤ÇÒÁÅÖ¡(«Á.) |
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Apg
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0-29
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Dark grayish brown (10YR4/2) loamy sand; common fine distinct dark brown to brown (7.5YR4/4) mottles; weak coarse and fine subangular blocky structure breaking to single grain; friable, nonsticky and nonplastic; many fine and medium roots; slightly acid (field pH 6.5); abrupt smooth boundary. |
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ACg
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29-46/66
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Light gray (10YR7/2) loamy sand; common fine distinct strong brown (7.5YR5/6) root mottles; very weak subangular blocky structure breaking to single grain; friable, nonsticky and nonplastic; many fine and medium roots; moderately alkaline (field pH 8.0); clear irregular boundary. |
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Cg1
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46/66-110/120
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Light gray (10YR7/2) loamy sand; many very coarse distinct yellowish brown (10YR5/8) mottles; very weak fine and coarse subangular blocky structure breaking to single grain; friable, nonsticky and nonplastic; common fine roots; common shell fragments; moderately alkaline (field pH 8.0); clear smooth boundary. |
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Cg2
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110/120+
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Greenish gray (5BG5/1) and light gray (10YR7/2) loamy sand; common fine distinct dark brown to brown (7.5YR4/4) mottles; few fine roots and few decay roots; strongly alkaline (field pH 8.5). |
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