Retraction notice to 7,8-benzoflavone: a phytotoxin from root exudates of invasive Russian knapweed [Phytochemistry 64 (2003) 493–497]

Phytochemistry (2009) - Comment
doi: 10.1016/j.phytochem.2008.11.009 issn: 0031-9422 pubmed: 19330947

Frank R. Stermitz, Harsh P. Bais, Tommaso A. Foderaro, Jorge M. Vivanco