Location: Murroa
Australian Soil Classification: Bleached-Ferric (& Reticulate), Eutrophic, Yellow CHROMOSOL
General Landscape Description: Low rises
Site Description: Upper slope of low rise
Geology: Tertiary/Quaternary basalt.
Site CRC2 Landscape |
A1 | 0-10 cm | Dark brown (10YR3/3); fine sandy clay loam (slightly spongy); weak coarse blocky, parting to moderate blocky structure; firm consistence (dry); ferruginous nodules (2-8 mm) common (20%); pH 6.3: | Site CRC2 Profile |
A2c | 10-25 cm | Dark yellowish brown (10YR4/4) (10YR6/4 dry); fine sandy clay loam; very many (50%) ferruginous nodules (2-15 mm); ferromanganiferous (magnetic) nodules; pH 5.6: | |
Subsoil | |||
B21 | 25-35 cm | Yellowish brown (10YR5/6); light clay (subplastic); weak medium blocky, parting to moderate-strong medium to fine polyhedral structure; very firm consistence (moist) to strong consistence (dry); ferruginous nodules (2-10 mm) are common (20%); pH 6.2: | |
B22 | 35-50 cm | Reddish yellow (7.5YR6/8) with few dark red (2.5YR4/8) mottles; light medium clay; strong coarse to medium polyhedral structure; very firm consistence (moist) to strong consistence (dry); few (5%) ferruginous nodules; pH 6.5; gradual change to: | |
B23 | 50-100 cm | Reddish yellow (7.5YR6/8) with many (50%) dark red (2.5YR4/8) mottles; medium clay; strong coarse to medium polyhedral, parting to fine polyhedral structure (shiny-faced peds); very firm consistence (moist); few ferruginous nodules (2-5 mm); pH 6.3; gradual change to: | |
B24 | 100-140+ cm | Light yellowish brown (2.5Y6/4) with many dark red (2.5YR4/8) and light grey (10YR7/1) mottles (reticulated mottling); medium clay; strong medium to coarse polyhedral, parting to fine polyhedral structure (shiny-faced peds); with nests of lenticular structure; very firm consistence (dry); pH 6.2. |
pH | Salinity Rating | |||
Surface (A1 horizon) | Strongly Acid | Low | Non-Sodic | None |
Subsoil (B21c horizon) | Slightly Acid | Very Low | Non-Sodic | None |
Deeper subsoil (at 100-140+ cm) | Slightly Acid | Very Low | Marginally Sodic | None |
Horizon | Horizon Depth (cm) | pH (water) | pH (CaCl2) | EC dS/m | Exchangeable Aluminium ppm | Exchangeable Acididty meq/100g | Exchangeable Cations | Coarse Sand (0.2-2.0 mm) % | Fine Sand (0.02-0.2 mm) % | Silt (0.002-0.02 mm) % | Clay (<0.002 mm) % | Field Capacity % w/w | Wilting Point % w/w | |||
Ca | Mg | K | Na | |||||||||||||
meq/100g | ||||||||||||||||
A1 | 0-10 | 5.1 | 4.7 | 0.25 | 35 | 17 | 4.6 | 1.6 | 1.0 | 0.51 | 12 | 33 | 22 | 19 | 35 | 15 |
A2c | 10-25 | 5.6 | 4.9 | 0.06 | 16 | 8.8 | 3.4 | 1.6 | 0.21 | 0.35 | 24 | 32 | 21 | 18 | 25 | 10 |
B21c | 25-35 | 6.2 | 5.6 | 0.08 | <10 | 9.7 | 4.2 | 4 | 0.15 | 0.58 | 9 | 19 | 11 | 57 | 33 | 22 |
B22 | 35-50 | 6.5 | 6.2 | 0.11 | 11 | 4.6 | 5.4 | 0.16 | 0.87 | 2 | 8 | 11 | 75 | 42 | 31 | |
B23 | 50-100 | 6.3 | 6.1 | 0.13 | <10 | 9.3 | 4.1 | 5.7 | 0.12 | 1 | 3 | 8 | 8 | 79 | 43 | 32 |
B24 | 100-140+ | 6.2 | 6.1 | 0.14 | <10 | 9.0 | 3.5 | 7.1 | 0.11 | 1.2 | 3 | 10 | 13 | 75 |