John K. Scott: Candidate Insects for the Biological Control of Rumex pulcher Proc. VI Int. Symp. Biol. Contr. Weed 19-25, Agri. Can. 829-35 (1985) ως ΠΔΦ
perthregionnrm.com
sustainableagriculture.perthregionnrm.com
John K. Scott, Paul B. Yeoh: Assessment of potential biological control insects associated with Emex spinosa Plant Protection Quarterly Vol. 11(4) 1996 ως ΠΔΦΑρχειοθετήθηκε 2016-03-05 στο Wayback Machine.
John K. Scott, Paul B. Yeoh: Assessment of potential biological control insects associated with Emex spinosa Plant Protection Quarterly Vol. 11(4) 1996 ως ΠΔΦΑρχειοθετήθηκε 2016-03-05 στο Wayback Machine.