sourceTaxonName: Pseudoperonospora humuli
targetTaxonName: Humulus lupulus
localityName: Germany
referenceCitation: Runge, F., and Thines, M. . 2012. Reevaluation of host specificity of the closely related species %Pseudoperonospora humuli% and %P. cubensis%. Pl. Dis. 96:55-61