Indicator protocols: impact of weeds on assets 2008-07-17T01:32:21Z 2008-09-04T06:33:02Z Indicator protocols: impact of weeds on assets Extent and impact of selected ecologically significant invasive species National Land and Water Resources Audit National Land and Water Resources Audit <p>This document presents the recommended monitoring protocol for assessing the impact of weeds on assets, for application at the regional, state/territory and national levels.</p> PN21242 PN21242