Territory Stories

Land Resources of Auvergne Station

Details:

Title

Land Resources of Auvergne Station

Other title

A supplement to the Land Resources of the Victoria River District

Creator

Napier, Diane; Edmeades, Bart; Lynch, Brian; McGregor, Robert; Northern Territory. Department of Environment and Natural Resources

Editor

Hill, J.V.

Collection

E-Publications; E-Books; PublicationNT; Jul-18

Date

2018-06-30

Location

Auvergne Station; NT Portion 2676; Victoria River Downs; Victoria River District

Description

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.

Notes

Made available via the Publications (Legal Deposit) Act 2004 (NT)

Table of contents

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.

Language

English

Subject

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

Publisher name

Northern Territory Government

Place of publication

Palmerston

Series

Jul-18

Format

204 pages ; colour photographs, maps, figures, tables ; 30 cm.

File type

application/pdf

ISBN

9781743501498

Use

Attribution International 4.0 (CC BY 4.0)

Copyright owner

Northern Territory Government

License

https://creativecommons.org/licenses/by/4.0/

Related links

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]

Parent handle

https://hdl.handle.net/10070/300258

Citation address

https://hdl.handle.net/10070/378762

Page content

Land Resources of Auvergne Station A supplement to the Land Resources of the Victoria River District 184 Land unit Basis for assumptions and general notes Slope Rock outcrop and surface rock (rock armour) Grazing pressure Landscape position (influence from surface water flow and runon) K factor Combined Fine sand (FS) and Silt (Z) %* Sodicity Saline soils Acid sulfate soils Internal drainage Erosion risk rating 7l5A Based on analytical data for 7lA (25, 32) and site VRD 11_4 Low flat plains, relatively stable. Level - Moderate Low Moderate Low 27 35% Sodic and dispersive in some areas Highly saline subsoil from 0.6 m - - Moderate 7l11A Analytical site data (15, 90) Relict plains, very fragile Level to gentle - Moderate Low High Moderate High 53 77% Strongly sodic and dispersive below 0.5 m Extremely saline subsoil from 0.8m- - - Very high 8lV No analytical data River/creek lines Gentle - Moderate High No data No data No data No data - Y Very high 8l1A Analytical site data (4, 38, 40, 41) Levees Level to gentle - Moderate to high Low High Very high High Very high 63 91% Non-sodic/ Non-dispersive Non-saline - Y Very high 8l2V Based on analytical site data for 8l1A Relict levees Level to gentle - High Low High Very high High Very high 63 91% Non-sodic/ Non-dispersive Non-saline - - Very high 8l3A Analytical site data (87) Plains, high pH levels, likelihood of buried horizons from West Baines River system Level to gentle - Moderate to High Very high Very high 83% Sodic at 0.2 0.3 m, Extremely sodic below 0.4 m Non-saline - - Excessive 8l4A Analytical site data (63, 67) Level to gentle - Moderate High High 64 77% Strongly sodic and dispersive subsoil Extreme through the profile close to Vic R. Moderate saline subsoils in other areas - - Very high 8l5V Based on analytical site data for 10iA (reasonably similar) Level to gentle - Moderate Moderate Moderate 44% Likely to be extremely sodic and dispersive Likely to be saline at least in the subsoil - - Very high 8l6V Based on analytical site data for 7l2A Level to gentle - High Moderate Low Moderate 30 45% Likely to have sodic subsoil Moderate to extreme below 0.6 m - Y Very high 8l11A Analytical site data (95) Gentle with occ. substantial slopes - High High High 64% Non-sodic/ Non-dispersive Non-saline - - Very high 8l12A Analytical site data (74) Small springs and drainage depressions in sandstone hills/low hills Gentle - Moderate Moderate/High Moderate 46% Non-sodic/ Non-dispersive Non-saline - - Low to Moderate risk 8l13A Analytical site data (84) Level to gentle - Moderate Very high Moderate 55% Extremely sodic and dispersive from 0.5m Slightly saline surface and Extremely saline subsoil - - Very high/ extreme 9m5 Analytical site data (57) Low in landscape, water collection areas Level to gentle - Moderate High Moderate 56% Non-sodic/ Non-dispersive Non-saline - - Low


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