Territory Stories

Ecology of the Hardman Basin, N.T.



Ecology of the Hardman Basin, N.T.

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by C.S. Robinson.


Robinson, C. S.; Australia. Dept. of the Northern Territory. Animal Industry and Agriculture Branch


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






Ecological surveys -- Northern Territory -- Hardman Basin; Soil erosion -- Northern Territory -- Hardman Basin

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Northern Territory Administration

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54 p. in various pagings, 5 leaves of plates : ill. ; 30 cm.

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8 .. 4.. Soils developed on Elder Sandstone Surface dark reddish brown with up to 5% nodular 'gravel; pH 6 .. 5-7 Oa Profile deep (up to 5 feet), sandy loam to sandy clay loam at the surface into sandy clay loam at depth; dark reddish brown; very little gravel pH 6.5-7 .. 0; overlie sandstone Shallow of this soil are common.. These have 80-90% surfaoe cover of nodules and sandstone fragments and frequent exposures of the sandstone. They are usually less than 6 inches deep", 5.. Soils developed on Alluvium 1. Major river levee soils on active levees or old river terraces. Surface dark reddish brown with rare gravel and oocasional river stone; pH 8 0-8 .. 5; permeable .. Profile merging may occur loam to sandy clay loam at the surface loam at depth; some river stone or gravel ; sometimes overlying a former heavy ol~ soil; 8 .. 0 .. Surface heavy brown These eroded (Argyle family) sh brown with some grayel; self mulching, and with frequently severe crabholes; pH 8.5. light clay at the surface merging into medium to ; up to 10% gravel throughout; dark reddish blanketed' with recent deposits slopes .. c. Shallow soils on low rises assooiated with alluvials. Skeletal of gravel. rounded stones and gravel; total surface cover f limestone, chert, quartz and some shale stones and 6.. Soils developed on groundwater calcareous deposits brown to dark brown with low amounts of gravel;

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