Laboratory number: | 0989 | Profile Description | |||
Site number: | 659 | Al | 0 - 6 cm | Dark greyish brown (10YR 4/2) loamy coarse sand; apedal; earthy fabric; very friable when moist; abundant roots; pH 5.5; clear boundary | |
Classification: | Northcote (1979) - Uc5.22 Stace et al. (1972) - Earthy Sand | B | 6 - 36 cm | Yellowish brown (10YR 5/6) coarse sand; apedal; earthy fabric; very friable when moist; abundant roots to 15 cm then common; pH 5.5; diffuse boundary | |
Location: | Bairnsdale 8422, grid ref. 801255 7 km E of Bruthen | C | 36 - 85 cm | Yellowish brown (10YR 5/4) sand; apedal earthy fabric; friable when moist; 2% of ferruginous nodules (30 mm); pH 6.0; clear boundary | |
Land system, component: | Anderson 1, 1 | D | 85 - 103+ | Yellowish brown (10YR 5/8) sandy clay; apedal; earthy fabric; firm when moist; 5% of ferruginous soft nodules (10 mm); pH 5.5 | |
Topography: | Mid-slope of hill, 19% gradient | ||||
Elevation: | 100 m | ||||
Drainage: | Good | ||||
Parent material: | Tertiary alluvium and colluvium | ||||
Vegetation: | Regenerating after logging. Open forest II: Eucalyptus globoidea and E. cypellocarpa | ||||
Remarks: | Rills to 40 cm depth occur along tracks |
LABORATORY ANALYSES 952 | |||||||||||||||||||
Horizon | Sample Depth cm | Lab. texture | Particle size distribution | Atterberg limits | 1:5 soil water suspension | Clay mineralogy by x-ray diffraction | |||||||||||||
Gravel % | Coarse sand % f.e. | fine sand % f.e. | Silt % f.e. | Clay % f.e. | liquid limit % | plastic limit % | plasticity index % | linear shrinkage % | pH | EC 25°C uS/cm | Cl- % | Depth cm | Composition % | ||||||
Al | 0 - 6 | LS | 6 | 43 | 38 | 7 | 9 | 5.9 | 36 | 0.002 | |||||||||
B | 10 - 20 | LS | 4 | 34 | 46 | 7 | 9 | 5.6 | 28 | 0.002 | |||||||||
B | 30 - 36 | LS | 3 | 34 | 46 | 7 | 9 | 6.0 | 27 | 0.001 | |||||||||
D | 85 - 90 | SL | 8 | 35 | 36 | 9 | 16 | 6.3 | 28 | 0.001 | |||||||||
Horizon | Sample Depth cm | Org. C % | Total N % | 1.3C N | Free Fe2O3 % | Available | HCl extract | Exchangeable cations | |||||||||||
P ppm | K ppm | P % | K % | Ca | Mg | K | Na | CEC | Ca % of CEC | Mg | K | Na | H | ||||||
Milliequivalents/100g | |||||||||||||||||||
Al | 0 - 6 | 3.6 | 0.13 | 36 | 0.4 | 14 | 140 | 0.008 | 0.03 | 2.4 | 0.7 | 0.3 | 0.09 | 14.5 | 17 | 5 | 2 | 1 | 75 |
B | 10 - 20 | 0.83 | 0.033 | 33 | 0.5 | 6 | 60 | 0.004 | 0.02 | 0.3 | 0.04 | 0.2 | 0.07 | 8.6 | 3 | 5 | 2 | 1 | 89 |
B | 30 - 36 | 0.6 | 4 | 70 | 0.003 | 0.01 | 0.6 | 0.05 | 0.2 | 0.06 | 6.4 | 9 | 8 | 3 | 1 | 79 | |||
D | 85 - 90 | 0.004 | 0.03 | 1.6 | 1.3 | 0.3 | 0.2 | 8.1 | 20 | 16 | 4 | 2 | 58 |