ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
¤Ó͸ԺÒªÑé¹´Ô¹ |
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A
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0-3
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Brown to dark brown (10YR4/3) loamy sand; weak fine crumb; loose; few interstitial pores; many fine roots; moderately acid (field pH 6.0); clear, smooth boundary. |
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E
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3-12/20
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Brown (10YR5/3) loamy sand; weak coarse platy; slightly hard, few tubular pores; few fine roots; strongly acid (field pH 5.5); abrupt, wavy boundary. |
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Bt
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12/20-27/30
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Brown (7.5YR5/4) sandy clay; few fine mottles; coarse columnar (10-18 cm) breaking to moderate medium and coarse subangular blocky structure; extremely hard; dark colored coatings on ped faces; few tubular pores; common fine roots; mildly alkaline (field pH 7.0); clear, wavy boundary. |
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Btg
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27/30-40
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Pale brown (10YR6/3) sandy clay; common mottles; moderate fine subangular blocky structure; very hard; common tubular and interstitial pores; few lime nodules; few fine roots; moderately alkaline (field pH 8.0); clear, smooth boundary. |
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BCg
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40-94+
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White (10YR8/2 dry), very pale brown (10YR7/3 moist) sandy clay loam to clay loam; common strong brown mottles; moderate fine subangular blocky structure; very hard; few tubular pores; common black manganese spots and lime concretions; very few roots; moderately alkaline (field pH 8.0). |
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