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Irish Potato Famine-Causing Pathogen Even More Virulent Now

Irish Potato Famine-Causing Pathogen Even More Virulent NowScoop.co.nz, July 19, 2013. The plant pathogen that caused the Irish potato famine in the 1840s lives on today with a different genetic blueprint and an even larger arsenal of weaponry to harm and kill plants. Jean Ristaino, plant pathology, featured.