A1 | 0-17 cm | Dark brown (10YR3/3) clay loam, weak granular structure (10-20 mm), very weak consistence when moist, few medium ferruginous nodules, many very fine macropores, areal porosity 0.5%, many medium roots. Clear and smooth transition to: | |
A21 | 17-32 cm | Yellowish brown (10YR5/4) clay loam, unable to assess structure or macroporosity due to segregations present, moist, very many medium ferruginous nodules, few fine roots. Abrupt and smooth transition to: |
| Subsoil | |
B21 | 32-70 cm | Brown (10YR5/6) with common medium distinct red (2.5YR5/8) mottles, light medium clay, moderate polyhedral structure (20-50 mm) parting to moderate granular structure (5-10 mm), weak consistence when moderately moist, few medium ferruginous nodules, common very fine macropores, areal porosity 0.05%, few very fine roots. Diffuse and smooth transition to: |
B22 | 70-100 cm | Brown (10YR6/4) with many coarse distinct red (2.5YR5/8) mottles, light medium clay, moderate polyhedral structure (20-50 mm) parting to moderate granular structure (5-10 mm), weak consistence when moderately moist, few medium ferruginous nodules, few very fine macropores, areal porosity 0.03%, few very fine roots. Diffuse and smooth transition to: |
B23 | 100-150 cm | Yellowish brown (10YR7/1) with many very coarse prominent brownish yellow (10YR6/6) and reddish brown (2.5YR4/4) mottles, medium clay, moderate polyhedral structure (20-50 mm) parting to moderate granular structure (5-10 mm), firm consistence when moderately moist, few coarse ferruginous soft segregations, few very fine macropores, areal porosity 0.01%, few very fine roots. |
| 150-250 cm | Similar to layer above. |
| 250-320 cm | Well fissured heavy clay. |
| 320-400 cm | Weathered vesicular basalt, remnant root channels to 400 cm. |