A Vegetation and Soil Survey Method for Surveillance Monitoring of Rangeland Environments oleh Ben D. Sparrow, Ben D. Sparrow, Jeff N. Foulkes, Glenda M. Wardle, Glenda M. Wardle, Emrys J. Leitch, Emrys J. Leitch, Stefan Caddy-Retalic, Stefan Caddy-Retalic, Stephen J. van Leeuwen, Stephen J. van Leeuwen, Andrew Tokmakoff, Andrew Tokmakoff, Nicole Y. Thurgate, Greg R. Guerin, Greg R. Guerin, Andrew J. Lowe, Andrew J. Lowe