TY - BOOK AU - AU - Virtue,J.G. AU - Groves,R.H. AU - Panetta,F.D. TI - Weed risk assessment SN - 064306561X (pbk.) AV - SB613 .G76 2001 U1 - 632/.5/0994 21 PY - 2001/// CY - Collingwood, VIC, Australia PB - CSIRO Pub. KW - Weeds KW - Risk assessment KW - Australia N1 - Includes bibliographical references and index; Overviews -- National perspectives -- Regional perspectives -- Synthesis ER -