sourceTaxonName: Plasmopara halstedii
targetTaxonName: Helianthus annuus
localityName: Hungary
referenceCitation: Zahka, G.A., and Viranyi, F.. 1991. Axenic culture of the downy mildew fungus %Plasmopara halstedii% in %Agrobacterium rhizogenes%-induced roots of sunflower (%Helianthus annuus%). Canad. J. Bot. 69:2709-2715