sourceTaxonName: Peronospora destructor
targetTaxonName: Allium cepa
localityName: United States
referenceCitation: Parkunan, V., Gitaitis, R.D., Dutta, B., Langston, D.B., and Ji, P.. 2013. An epidemic of downy mildew caused by %Peronospora destructor% on vidalia sweet onions in Georgia in 2012. Pl. Health Progr. Online:doi:10.1094/PHP-2013-0328-01-BR