Peronospora farinosa f.sp. betae
Encyclopedia
Peronospora farinosa f.sp. betae is a forma specialis of Peronospora farinosa
, attacking sugar beet.
Peronospora farinosa
Peronospora farinosa is a plant pathogen. It causes downy mildew on leaves of wild and cultivated Amaranthaceae: Amaranthus, Atriplex, Bassia, Beta, Chenopodium, Halimione, Salsola, Spinacia, etc...
, attacking sugar beet.