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Peronospora farinosa f. sp. betae (downy mildew of beet )
Peronospora farinosa f. sp. betae
downy mildew of beet
Peronospora schachtii
Kenya, Morocco, South Africa, Israel, Russia, Australia, New Zealand, New Guinea, and neighboring islands, Europe, Canada, Korea, Argentina
Common in coastal CA, OR but found in all sugar beet producing areas.
2021-05-03 17:49:05
fungus
China
beet, sugar beet, swiss chard
PEROFB
2 Known Hosts
Beta vulgaris
table beet, swiss chard
No
PEROFB-4,PEROFB-5
Table beet and chard may be hosts for this pathogen, but there is no evidence that seed is a pathway for this pathogen in these hosts.
PEROFB-4
JKim, YChoi and H.D. Shin, 2009. Downy mildew caused by Peronospora farinosa f. sp. betae newly reported on Swiss chard in Korea. British Society for Plant Pathology *(BSPP) ,New Disease Reports 19: 40.
PEROFB-5
Byford W.J. 1981 Downy Mildew of beet and spinach. In: The Downy Mildews (ED. D. M. Spooner ) pp. 531-543, Academic Press London
Beta vulgaris var. saccharifera
sugar beet
Yes
PEROFB-5,PEROFB-7
Though seed has been established as a pathway, it appears that seed transmission is very low and spread by propagative plant parts (stecklings) is more important
Yes
Grow out, Washing test
PEROFB-5,PEROFB-7
PEROFB-5
Byford W.J. 1981 Downy Mildew of beet and spinach. In: The Downy Mildews (ED. D. M. Spooner ) pp. 531-543, Academic Press London
PEROFB-7
Leach L.D 1931.Downy mildew of the Beet, caused by Perono-spora schachtii Fuckel.Hilgardia1931 6 7 203-251 pp.
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