ª×èͪÑé¹´Ô¹ |
¤ÇÒÁÅÖ¡(«Á.) |
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A
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0-13
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Dark yellowish brown (10YR3/4) sand loam; weak fine to medium granular structure; very friable, slightly sticky and slightly plastic; porous; plentiful very fine roots; moderately acid (field pH 6.0); clear smooth boundary. |
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Bt1
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13-31
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Yellowish brown (10YR5/6) sandy clay loam; moderate medium and coarse subangular blocky structure; slightly firm, slightly sticky and slightly plastic; patchy thin cutan on ped faces and organic coating color yellowish brown (10YR5/8); common very fine interstitial pores, common very fine to fine tubular pores; plentiful very fine and few medium roots; having very few charcoal; very strongly acid (field pH 5.0); gradual smooth boundary. |
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Bt2
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31-95
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Yellowish brown (10YR5/8) coarse sandy clay loam; moderate medium and coarse subangular blocky structure; friable, slightly sticky and slightly plastic; moderately thick cutan on ped faces; common very fine interstitial and tubular pores; few very fine and few medium roots; having few charcoal; strongly acid (field pH 5.5); clear wavy boundary. |
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Bt3
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95-120+
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Strong brown (7.5YR5/8) and red (2.5YR5/8) slightly gravelly sandy clay loam; weak fine to medium subangular blocky structure; very friable, slightly sticky and slightly plastic; common very fine interstitial and few fine tubular pores; few very fine and few medium roots; having few charcoal; strongly acid (field pH 5.5). |
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