|
| LSWW12 | Vertic (and Calcic), Subnatric, Grey Sodosol | |
Location | West of Booroopki Swamp, western Victoria | |||
Landform | Rise | |||
Geology | Quaternary Lowan Formation: aeolian fine to medium grained dune sand | |||
Element | Hillslope | |||
Horizon | Depth (cm) | Description | ||
A1 | 0–15 | Very dark greyish brown (10YR3/2); sandy loam; massive (structureless); weak consistence when dry; structure increases to weak coarse blocky structure where roots penetrate; pH 6.3; sharp and wavy boundary to: | ||
A2 | 15–20 | Pale brown (10YR6/3); loamy sand; conspicuously bleached; strong consistence when dry; occurs as capping on top of columnar domes of B21; pH 6.7; sharp and wavy boundary to: | ||
B21 | 20–40 | Brown (7.5YR5/2) with many very coarse distinct red mottles; medium heavy clay; strong very coarse columnar, parting to weak very coarse blocky structure; dispersive when worked; pH 7.5; gradual boundary to: | ||
B22 | 40–60 | Yellowish red (5YR5/8); medium heavy clay; moderate coarse blocky structure; completely dispersive; pH 8.8. | ||
B23 | 60–90 | Light yellowish brown (10YR6/4); medium clay; common soft calcareous segregations; pH 9.4. | ||
B24k | 90–130 | Very pale brown (10YR7/3); light clay (sandy); moderate medium polyhedral, parting to fine polyhedral structure; many soft calcium carbonate segregations and few hard carbonate/silica nodules (5-15 mm in size); pH 9.5. | ||
B25 | 130–170+ | Light grey (2.5Y7/2); medium clay; moderate to strong lenticular structure; few slickensides; smooth ped-fabric with sand along ped faces; pH 9.5. | ||
Management considerations | ||||
|
Site WW12 | Sample depth cm | pH | EC dS/m | NaCl % | Ex Ca cmol-/kg | Ex Mg cmol-/kg | Ex K cmol-/kg | Ex Na cmol-/kg | Ex Al mg/kg | Ex acidity cmol-/kg | FC -30okPa | PWP -1500okPa | KS % | FS % | Z % | C % | |
Horizon | H2O | CaCl2 | |||||||||||||||
A1 | 0–15 | 6.3 | 6 | 0.21 | NA | 3.1 | 1.1 | 0.6 | 0.3 | NA | NA | NA | 9.6 | 33.7 | 38.4 | 8.5 | 11.5 |
A2 | 15–20 | 6.7 | 5.9 | <0.05 | NA | 1.3 | 0.4 | 0.2 | 0.1 | NA | NA | NA | 2.2 | 36.8 | 44.6 | 10 | 7.5 |
B21 | 20–40 | 7.5 | 6.6 | 0.13 | NA | 10 | 11 | 1.5 | 2 | NA | NA | NA | 23.0 | 14.6 | 22.5 | 5.5 | 50.5 |
B22 | 40–60 | 8.8 | 7.8 | 0.22 | NA | 10 | 15 | 1.5 | 4.9 | NA | NA | NA | 25.3 | 13.7 | 18 | 6 | 54.5 |
B23 | 60–90 | 9.4 | 8.8 | 0.67 | 0.1 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
B24k | 90–130 | 9.5 | 8.8 | 0.86 | 0.14 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
B25 | 130–170+ | 9.5 | 8.9 | 1.1 | 0.2 | 5.3 | 14 | 1 | 9.3 | NA | NA | NA | NA | NA | NA | NA | NA |