Laboratory number: | 0948 | Profile Description | |||
Site number: | 395 | A1 | 0-22 cm | Very dark grey (YR 3/1) sand; apedal; earthy fabric; soft when dry; abundant small roots; pH 5.7; abrupt wavy boundary | |
Classification: | Northcote (1979) – Uc4.31 Stace et al (1972) - Podzol | A2 | 22-75 cm | Greyish brown (YR 5/2) sand; apedal; sandy fabric; loose when dry; roots common; pH 4.3 increasing to pH 6.2 at depth; clear wavy boundary | |
Location: | Stratford 8322, grid ref. 256033 20 km NE of Stratford | B2ir | 75-110 cm | Yellowish brown (10YR 5/8) sand; apedal; sandy fabric; loose when dry; roots common; gradual boundary | |
Land system, component: | Perry 1 | B3 | 100-150 cm | Brown yellow (10YR 6/6) loamy sand; sandy fabric; soft when dry; few roots; pH 6.5; clear boundary | |
Topography: | 3% slope on ridge of sand dune | IIB2ir | 150-207 cm | Brownish yellow (10YR 6/6) loamy sand; apedal; sandy fabric; loose when dry; 20% ferruginous nodules up to 20 mm increasing to 20 – 80% between 20-40 mm; pH 6.5-7.0 | |
Elevation: | 60 m | ||||
Drainage: | Good | ||||
Parent material: | Pleistocene aeolian sand | ||||
Vegetation: | Woodland II: Eucalyptus globoidea with Banksia serrata, Pteridium esculentum, Perata cylindrica and Montoca scoparia are predominant species of the understorey | ||||
LABORATORY ANALYSES 948 | |||||||||||||||||||
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 µS/cm | Cl- % | Depth cm | Composition % | ||||||
0-10 | S | 0 | 36 | 58 | 3 | 4 | 5.2 | 20 | 0.001 | ||||||||||
22-30 | S | 0 | 37 | 61 | 1 | 1 | 4.6 | 8 | 0.001 | ||||||||||
60-75 | S | 0 | 36 | 62 | 1 | 1 | 4.9 | 5 | 0.001 | ||||||||||
75-90 | S | 0 | 29 | 66 | 2 | 3 | 5.1 | 11 | 0.001 | ||||||||||
110-120 | S | 0 | 30 | 68 | <1 | 2 | 5.7 | 7 | 0.001 | ||||||||||
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 | |||||||||||||||||||
0-10 | 1.02 | 0.046 | 29 | 0.2 | 2 | 10 | 0.003 | 0.031 | 1.4 | 0.5 | 0.1 | 0.1 | 5.8 | 24 | 9 | 2 | 2 | 63 | |
22-30 | 0.25 | 0.019 | 17 | 0.1 | 1 | 3 | 0.001 | 0.010 | 0.3 | 0.1 | 0.05 | 0.03 | 1.9 | 16 | 5 | 3 | 2 | 74 | |
60-75 | 0.07 | 0.007 | 13 | 0.2 | 3 | 1 | 0.001 | 0.015 | 0.2 | 0.06 | 0.02 | 0.09 | 0.6 | 33 | 10 | 3 | 15 | 39 | |
75-90 | 0.23 | 0.011 | 27 | 0.6 | 1 | <1 | 0.003 | 0.027 | 0.3 | 0.1 | 0.06 | 0.04 | 3.7 | 8 | 3 | 2 | 1 | 86 | |
110-120 | 0.3 | 2 | <1 | 0.002 | 0.020 | 0.3 | 0.1 | 0.04 | 0.03 | 2.8 | 11 | 4 | 1 | 1 | 83 |