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Aquilegia downy mildew is caused by a species of Peronospora which is currently unnamed. The first occurrence of the disease appears to be on a nursery in 2011, with more widespread reports in gardens during 2013.
Aquilegia downy mildew is caused by a species of Peronospora which is currently unnamed.
Application and Management of Biopesticides for Efficacy and Reliability (AMBER)