Article
The Impatiens Downy Mildew Epidemic in the United States Is Caused by New, Introgressed Lineages of Plasmopara destructor with Prominent Genotypic Diversity and High Evolutionary Potential.
Plant disease - 1 Jul 2023
Salgado-Salazar Catalina, Castroagudín Vanina L, LeBlanc Nicholas R, Daughtrey Margery L, Hausbeck Mary K, Palmer Cristi L, Shishkoff Nina, Warfield Colleen, Crouch Jo Anne
Abstract excerpt
Impatiens downy mildew (IDM) caused by Plasmopara destructor is currently the primary constraint on the production and use of impatiens (Impatiens walleriana) as bedding plants worldwide. Downy mildew has been documented since the 1880s from wild-grown Impatiens spp. but epidemic outbreaks of the disease affecting the commercially grown, ornamental I. walleriana were only reported for the first time in 2003 in...
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