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| WLRA135 | Epicalcareous-Epihypersodic, Self-mulching, Black VERTOSOL | |
Location | Cnr Henty Highway and Minyip Dimboola Road, Kewell North, Western Victoria | |||
Landform | Undulating plain | |||
Geology | Quaternary Woorinen Formation: aeolian dune sand, calcareous clay | |||
Element | Plain | |||
Slope | 2% | |||
Aspect | East-north-east | |||
Horizon | Depth (cm) | Description | ||
A11 | 0–5 | Dark grey (10YR4/1); light medium clay; strong very fine to fine granular structure; rough ped fabric; loose consistence, dry; pH 7.8; sharp and wavy change to: | ||
A12 | 5–20 | Dark grey (10YR4/1); medium clay; strong coarse platy, parting to moderate angular blocky structure; rough ped fabric; very firm consistence, dry; common very fine roots; pH 8.4; clear and wavy change to: | ||
B21 | 20–60 | Very dark greyish brown (10YR3/2); medium clay; strong coarse to very coarse prismatic, parting to moderate very coarse to coarse angular blocky structure; rough and smooth ped fabric; strong consistence, dry; very few medium calcareous soft segregations present; many distinct and prominent clay skins and slickensides evident; contains common very fine roots; pH 9.0; gradual and wavy change to: | ||
B22 | 60–95 | Very dark grey (10YR3/1); medium clay; strong coarse to very coarse prismatic, parting to moderate very coarse to coarse angular blocky structure; rough and smooth ped fabric; strong consistence, moderately moist; contains a few coarse calcareous soft segregations; many distinct and prominent clay skins and slickensides evident; common very fine roots present; pH 9.2; clear and wavy change to: | ||
B23k | 95–110 | Very dark grey (2.5Y3/1); medium clay; strong coarse prismatic parting to coarse angular blocky structure; smooth ped fabric; very firm consistence moderately moist; contains a few gypseous veins with common coarse calcareous soft segregations; many distinct and prominent clay skins and slickensides evident; common very fine roots present; pH 9.2; clear and wavy change to: | ||
B24 | 110–150 | Light olive brown (10YR5/3); light clay; strong coarse to very coarse prismatic, parting to moderate very coarse to coarse angular blocky structure; smooth ped fabric; strong consistence, moderately moist; contains very few coarse calcareous soft segregations; many prominent clay skins and slickensides evident; few very fine roots present; pH 9.1. | ||
Management Considerations: | ||||
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Horizon | Depth (cm) | pH (water) | pH (CaCl2) | EC dS/m | NaCl % | Exchangeable Cations cmol-/kg | Field Capacity (pF2.5) | Wilting Point (pF4.2) | Coarse Sand % | Fine Sand % | Silt % | Clay % | |||
Ca | Mg | K | Na | ||||||||||||
A11 | 0-5 | 7.8 | 7.4 | 0.24 | 25 | 5.1 | 3.3 | 0.53 | 33.6 | 19 | 20.8 | 16.7 | 13.8 | 43 | |
A12 | 5-20 | 8.4 | 7.8 | 0.24 | 30 | 5.7 | 1.1 | 1.2 | 35.1 | 20.3 | 24.3 | 17.1 | 9 | 44 | |
B21 | 20-60 | 9 | 8.1 | 0.31 | 0.01 | 19 | 9.4 | 0.9 | 5.4 | 45.3 | 21 | 23.4 | 13.9 | 8.8 | 48 |
B22 | 60-95 | 9.2 | 8.4 | 0.62 | 0.04 | 14 | 8.8 | 1.2 | 8.8 | 45.5 | 20.9 | 27.4 | 14.8 | 7.5 | 43.5 |
B23 | 95-110 | 9.2 | 8.4 | 0.8 | 0.05 | 13 | 8.5 | 1.2 | 9.8 | 49.2 | 23.6 | 24.4 | 12.8 | 6.5 | 43.5 |
B24 | 110-150 | 9.1 | 8.4 | 1.1 | 0.08 | 13 | 10 | 1.4 | 12 | 45 | 21.7 | 20 | 12.7 | 6.5 | 50 |