Black Speargrass (Heteropogon contortus) persistence varies across its geographic range

Orr, D.M.
Hall, T.J.
Jones, P.A.
Australian Rangeland Society
Publication Year: 
Heteropogon contortus (black speargrass) dominant pastures occupy 25 M ha and occur on a wide variety of soil types which receive between 700 and 1200 mm annual rainfall. They are an important forage resource for the breeding and finishing of 3 -4 million beef cattle in Queensland. Diet selection studies using oesophageal fistulated steers (R.E.Hendricksen, unpublished data) indicate that steers selectively graze H. contortus throughout the year and that it is selected in preference to almost all other grass species. ...
Conference Name: 
13th Biennial Conference of the Australian Rangeland Society, Alice Springs
Conference Date: 
Monday, July 5, 2004
Resource Type: 
Document Type: 
Conference Paper
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Additional Information: 
Use this form to cite paper: Anderson, L., van Klinken,R.D.,and Shepherd, D. (2008). Aerially surveying Mesquite (Prosopis spp.) in the Pilbara. In: ‘A Climate of Change in the Rangelands. Proceedings of the 15thAustralian Rangeland Society Biennial Conference’. (Ed. D. Orr) 4 pages. (Australian Rangeland Society: Australia).
Australian Rangeland Society

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