Land Resources of Auvergne Station
A supplement to the Land Resources of the Victoria River District
Napier, Diane; Edmeades, Bart; Lynch, Brian; McGregor, Robert; Northern Territory. Department of Environment and Natural Resources
E-Publications; E-Books; PublicationNT; Jul-18
Auvergne Station; NT Portion 2676; Victoria River Downs; Victoria River District
This report for Auvergne Station is a supplement to Land Resources of the Victoria River District (2012) and completes the land resource assessment of the district which covers 24 properties and approximately 78 760 km² of pastoral land. Land unit mapping at 1:100 000 describes the landforms, soils and vegetation in the district.
Made available via the Publications (Legal Deposit) Act 2004 (NT)
Table of contents; 1. Introduction; 2. Previous mapping; 3. Survey methodology and data collection; 4. Lithology; 5. Landform; 6. Soil; 7. Soil physical and chemical characteristics; 8. Vegetation; 9. Land evaluation; 10. Soil erosion; 11. Land unit descriptions; 12. References; Appendices 1 - 12.
Soils -- Northern Territory -- Auvergne Station; Land use -- Northern Territory -- Auvergne Station; Geology -- Northern Territory -- Auvergne Station; land resource assessment; land units; soil landscapes; vegetation communities
Northern Territory Government
204 pages ; colour photographs, maps, figures, tables ; 30 cm.
Attribution International 4.0 (CC BY 4.0)
Northern Territory Government
http://www.ntlis.nt.gov.au/metadata/export_data?type=html&metadata_id=E3F20A909A8123ADE040CD9B21446CC0; http://hdl.handle.net/10070/245323 [Land resources of the Victoria River District]
Land Resources of Auvergne Station A supplement to the Land Resources of the Victoria River District 104 Plains Land Unit: 6g4A Lithology: Sandstone Sites: 6 Area: 135 km2 Landform General Description Level to gently undulating sandstone plains; Corymbia dichromophloia low open woodland; moderately deep sandy soils Slopes: 0 - 1% Parent Material: Sandstone Surface Gravel: 10 - < 20% Rock Outcrop: < 2% Drainage: Well drained Runoff: Slow Soil Most Common Soil: Red-Orthic Tenosols of sites: 2 Common Soil Characteristics Surface texture class: Sandy Subsoil texture class: Sandy Soil colour: Red Surface soil gravels: Up to 25% Subsoils gravels: 20 - 50% Soil depth: 0.5 -< 1 m Field surface pH: 5.5 - 6.5 Field subsoil pH: 4.5 - 5.5 Other soils described: Sesqui-nodular Tenosols, gravelly, sandy, shallow; Leptic Tenosols, moderately gravelly, sandy, very shallow Vegetation Common vegetation community: of sites Pasture rating Av crown cover % Av height (m) Corymbia dichromophloia, +/- Corymbia ferruginea low open woodland 5 Poor 5.2 6 Corymbia ferruginea, Eucalyptus tectifica low open woodland 1 Moderate 12 5.5 Other communities: Stratum Frequency of dominant species Frequency of other common species Upper stratum Corymbia dichromophloia 100%, Corymbia ferruginea 60% Acacia tumida 40%, Acacia platycarpa, Acacia lamprocarpa, Eucalyptus miniata 20% Mid stratum Grevillea angulata 60%, Buchanania oblongifolia 40%, Acacia lamprocarpa 20% Jacksonia odontoclada, Petalostigma pubescens 40%, Acacia nuperrima, Grevillea refracta, Acacia lycopodiifolia, Terminalia canescens 20% Ground stratum Triodia bitextura 100%, Aristida holathera 80%, Eriachne ciliata, annual Sorghum sp. 40% Corchorus sidoides, Schizachyrium fragile 60%, Eriachne obtusa, Grevillea angulata, Acacia lycopodiifolia 40% Land Evaluation Well drained Moderately deep soils Level to gentle slopes Negligible outcrop High erosion risk: Soils have high levels of fine sand however are not dispersive. Surface water flow from surrounding landscape. Low to moderate grazing pressure. Any disturbance including tracks, roads and fence lines will require erosion sediment control planning.