Location: Bet Bet
Australian Soil Classification: Endohypersodic-Endocalcareous, Epipedal, Grey VERTOSOL
General Site Description: Level plain with gilgai microrelief.
Geology: Basalt (Quaternary)
LP115 Landscape |
Surface Soil | LP115 Profile | ||
A1 | 0-10 cm | Very dark brown (10YR2/2), light medium clay; moderate medium sized blocky structure; very strong consistence (dry); rusty root channel mottles present; pH 6.7; abrupt change to: | |
A2 | 10-20 cm | Dark greyish brown (10YR4/2), light medium clay; strong coarse blocky structure; strong consistence (slightly moist); most roots stop at 60 cm; pH 7.2; abrupt change to: | |
Subsoil | |||
B1 | 20-80 cm | Dark greyish brown (10YR4/2), medium clay; moderate very coarse prismatic structure, parting to strong coarse blocky and moderate fine blocky structure; very strong consistence (moist); pH 8.1; gradual change to: | |
B21 | 80-110 cm | Very dark greyish brown (10YR3/2), medium clay; moderate medium sized polyhedral structure; firm consistence (moist); very few (< 2%) hard carbonates (av. 5 mm diameter); very few (< 2%) quartz gravels (av. 6 mm diameter); roots stop at 90 cm; pH 8.5; clear change to: | |
B22 | 110-160 cm | Yellowish brown (10YR5/4), medium clay; moderate medium sized polyhedral structure parting to moderate very fine polyhedral structure; very firm consistence (moderately moist); band of soft carbonates runs at 450 angle across horizon. |
pH | Salinity Rating | |||
Surface (A1 horizon) | Slightly acid | Very low | Non - sodic | None 1 |
Subsoil (B21 horizon) | Moderately alkaline | Very low | Sodic | Strong |
Deeper subsoil (at 110-160 cm) | Strongly alkaline | High | - | None |
Horizon | Horizon Depth | pH (water) | pH CaCl2 | EC dS/m | NaCl % | Exchangeable Cations | Ex Al mg/kg | Ex Ac meq/100g | Field pF2.5 | Wilting Point pF4.2 | Coarse Sand (0.2-2.0mm) | Fine Sand (0.02-0.2mm) | Silt (0.002-0.02mm) | Clay (<0.002mm) | |||
Ca | Mg | K | Na | ||||||||||||||
meq/100g | |||||||||||||||||
A1 | 0-10 | 6.7 | 5.8 | 0.09 | 11 | 9.4 | 1.3 | 0.88 | 40.8 | 22.3 | 5 | 29 | 12 | 49 | |||
B1 | 10-20 | 7.2 | 5.8 | 0.05 | 9.4 | 8.5 | 0.93 | 1.1 | 34.8 | 17.9 | |||||||
B21 | 20-80 | 8.1 | 6.7 | 0.11 | 13 | 17 | 1.1 | 3.8 | 47.3 | 25.4 | 1 | 15 | 15 | 65 | |||
B22 | 80-110 | 8.5 | 7.6 | 0.53 | 0.12 | 12 | 16 | 1.2 | 6.5 | ||||||||
B23 | 110-160 | 8.7 | 8.1 | 1 | 0.12 |