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  • Pathogen that's killed many oak trees in California, Oregon identified in Illinois

    Jul 3, 2019 11:45 am by WTTW-TVIllinois in the News
    tree leaves showing signs of sudden oak death

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    • tree leaves showing signs of sudden oak death

    WTTW-TV (July 2) 'The pathogen can cause both a blight and sudden death, depending on the host,' says Illinois' Diane Plewa. 'Currently, there is no evidence that any oak trees in Illinois are infected at this point.'