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 92 Rises Land Unit: 5g9V Lithology: Sandstone Sites: 9 Area: 0.13 km2 Landform General Description Gently undulating to undulating sandstone rises; rock outcrop; Eucalyptus tectifica low open woodland; very shallow soils Slopes: Up to 10% Parent Material: Sandstone Surface Gravel: 20 to 80% Rock Outcrop: Up to 10% Drainage: Well drained Runoff: Very rapid Soil Most Common Soil: Leptic Tenosols and Rudosols Common Soil Characteristics Surface texture class: Loamy Subsoil texture class: Loamy Soil colour: Brown Surface soil gravels: 10 - 40% Subsoils gravels: 30 - 60% Soil depth: < 0.25 m Field surface pH: 6.5 - 7.5 Field subsoil pH: 6.5 - 7.5 Other soils described: Shallow Red Kandosols Vegetation Common vegetation community: of sites Pasture rating Eucalyptus tectifica low open woodland 9 Poor Other communities: Nil Stratum Frequency of dominant species Frequency of other common species Upper stratum Eucalyptus tectifica 100% Erythrophleum chlorostachys, Corymbia terminalis 56%, Corymbia greeniana, Hakea arborescens, Hakea lorea 13% Mid stratum Terminalia canescens 56% Carissa lanceolata 67%, Eucalyptus tectifica 44%, Hakea arborescens 22% Ground stratum Sorghum stipoideum 78%, Sehima nervosum 56%, Triodia bitextura 33% Chrysopogon fallax, Eriachne obtusa, Heteropogon contortus, Themeda triandra 44%, Corchorus sidoides 25% Land Evaluation Well drained Very shallow soils Substantial to excessive slopes Rock outcrop High erosion risk: The soils have moderate to high levels of fine sand however are not dispersive. Substantial and excessive slopes. Low grazing pressure helps to minimise the high risk of erosion. If disturbance is unavoidable then detailed erosion and sediment control planning is essential.
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