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ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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Apg
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0-20
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Black to very dark gray (10YR2-3/1) clay; many fine distinct brown to strong brown (7.5YR4/4-6) mottles along roots; moderate coarse prismatic breaking to medium and coarse subangular blocky structure; extremely hard, firm, very sticky, very plastic; many very fine and common fine roots; many gypsum crystals; moderately alkaline (field pH 8.0); clear, smooth boundary. |
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Bssg
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20-40
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Mixed very dark gray (10YR3/1) and dark gray (10YR4/1) clay; many coarse distinct brownish yellow (10YR6/8) and common medium distinct yellowish brown (10YR5/6) mottles; moderate coarse prismatic breaking to coarse and medium angular blocky structure; firm, very sticky, very plastic; few very fine roots; many gypsum crystals, some slickensides, organic clay coated on ped faces and crack surfaces; moderately alkaline (field pH 8.0); clear, smooth boundary. |
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Bg1
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40-63
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Mixed light brownish gray (10YR6/2) and grayish brown (10YR5/2) clay; many coarse distinct brownish yellow (10YR6/8) mottles; weak coarse prismatic breaking to medium and coarse angular blocky structure; firm, sticky, very plastic; many organic clay, color is dark grayish brown (10YR4/2), coated on crack surfaces; few very fine roots; many gypsum crystals; moderately alkaline (field pH 8.0); clear, smooth boundary. |
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Bg2
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63-105
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Mixed gray (10YR6/1) and light brownish gray (10YR6/2) silty clay loam; many coarse distinct yellowish brown (10YR5/6) mottles and some spot of black (10YR2/1); weak medium and coarse subangular blocky structure; friable, sticky, very plastic; few very fine roots; common organic clay coated on ped faces, common iron pipes, some mica flakes; moderately alkaline (field pH 8.0); gradual, smooth boundary. |
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Bg3
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105-170+
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Gray to light gray (5Y6/1) many coarse prominent strong brown (7.5YR5/6) mottles; sandy clay loam; sticky, plastic; many mica flakes; moderately alkaline (field pH 8.0). |
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