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 44 Excoecaria parvifolia/Avicennia marina low open woodland. Land units: 10iA, 10iA/10i2A Stratum Growth form Cover (cover range) % Av Height (height range) m Upper Tree 10 5.5 Mid Shrub 2 1.5 Ground Tussock Grass/sedge 85 0.3 Excoecaria parvifolia is the dominant in the overstorey associated with Avicennia marina in tidal creek channels through the community. Lumnitzera racemosa may also be found in association with the tidal creeks. The mid stratum consists of the scattered exotic shrub Parkinsonia aculeata. The ground stratum consists of a closed grassland/sedgeland with the grasses Leptochloa neesii, Panicum decompositum and Echinochloa colona and the Cyperus species. Excoecaria parvifolia low open forest may also occur as the only dominant over a grassland/sedgeland of Sporobolus virginicus and Cyperus procerus on the edges of tidal flats. Areas of samphire also occur. Excoecaria parvifolia low open woodland/low woodland with mixed grassland/ sedgeland understorey. Land units: 8l13A (and areas of 7l2A although not officially recorded) Stratum Growth form Cover (cover range) % Av Height (height range) m Upper Tree 19.5 (2-50) 6.3 (4-8.5) Mid Shrub 5 (0-22) 3.5 Ground Tussock Grass/sedge 79 (65-90) 0.4 (0.3-1) Excoecaria parvifolia is the dominant species in the upper stratum with the occasional Eucalyptus microtheca and/or Corymbia polycarpa. Structural formations vary from sparse low open woodland to low open forest. The mid stratum is absent or sparse consisting of the species Excoecaria parvifolia, Cathormium umbellatum and Parkinsonia aculeata. The ground stratum is variable under the Excoecaria forests consisting of either Chrysopogon fallax/Iseilema spp. grassland, swamp grasslands with Oryza australiensis or other species. Other characteristic species include the grasses Eriachne glauca, Echinochloa colona, Sorghum timorense, the aquatic herbs Ludwigia perennis, Aeschynomene indica and Nymphoides indica and the sedges Cyperus bifax and Fimbristylis clavata.


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