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 182 Appendix 7 Erosion risk framework 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 1aV Based on analytical site data SWIFS 17 Level to gentle High Low Minimal - low Moderate Moderate 42% No data Non-saline - - Low 1gA Analytical site data (86, 89) Gentle High Low Minimal - low Very high High Very High 72 84% Non-sodic/ Non-dispersive Non-saline - - Low 2gV Based on analytical data for 1gA + 2g1A Excessive High Low High - rapid High Very high High > 70% Non-sodic/ Non-dispersive Non-saline - - High 2g1A Analytical site data (93) Excessive High Low High - rapid High High 72% Non-sodic/ Non-dispersive Non-saline - - High 4g1V Based on analytical data for 1gA + 2g1A and site VRD11-12 Excessive High Low High rapid High Moderate High 51 72% Non-sodic/ Non-dispersive Non-saline - - High 4g4V Based on analytical data for 1gA + 2g1A and site VRD11-12 Substantial High Low High High Moderate High 51 72% Non-sodic/ Non-dispersive Non-saline - - High 4g5V Based on analytical data for 1gA + 2g1A and site VRD11-12 Excessive High Low High rapid High Moderate High 51 72% Non-sodic/ Non-dispersive Non-saline - - High 4g6V Based on analytical data for 8l12A site 74 Gentle - Moderate High rapid Moderate/High Moderate 46% Non-sodic/ Non-dispersive Non-saline - Y High 4g7V Based on analytical data for 1gA + 2g1A and site VRD11-12 Excessive High Low High rapid High Moderate High 51 72% Non-sodic/ Non-dispersive Non-saline - - High 5c3V Based on analytical site data for 6c8A (site 64) Gentle - Low Low High High 68% Sodic and dispersive Possibly Moderately saline from 0.5m - - High 5c4V No analytical data Pediments with scalds and bare areas Gentle to substantial - Moderate High rapid Moderate High? Likely to be high Likely to have Sodic and dispersive subsoil Non-saline - - Very high 5c5A Based on analytical site data for 6c4A sites (54,80) Gentle - Moderate High Very high High 78% Non-sodic/ Non-dispersive Non-saline - - Very high 5gA Based on analytical site VRD11-12 Gentle - Low High rapid High Moderate 51% Non-sodic/ Non-dispersive Non-saline - - High 5g1V Based on analytical site VRD11-12 Substantial to excessive Moderate (in some areas) Low High rapid High Moderate 51% Non-sodic/ Non-dispersive Non-saline - - Very high 5g4A Based on analytical site VRD11-12 Gentle High Low Low - moderate High Moderate 51% Non-sodic/ Non-dispersive Non-saline - - High 5g5V Based on analytical data for 1gA + 2g1A and site VRD11-12 Excessive High Low High High Moderate High 51 72% Non-sodic/ Non-dispersive Non-saline - - High 5g6V Based on analytical data for 1gA + 2g1A and site VRD11-12 Gentle to substantial High in some areas Low High rapid High Moderate High 51 72% Non-sodic/ Non-dispersive Non-saline - - High 5g9V Based on analytical data for 1gA + 2g1A and site VRD11-12 Substantial to excessive High Moderate Low moderate High Moderate High 51 72% Non-sodic/ Non-dispersive Non-saline - - High


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