Chenopodium quinoa
quinoa
2 Related Pests
Peronospora variabilis
fungus
Peronospora farinose f. sp. chenopodii
Widespread, Canada, Denmark, India, South America, Korea
PA
Brazil
2021-04-29 14:55:12
Limited to quinoa and other Chenopodium spp.
Yes
PEROVA-3,PEROVA-4,
Transmission ranged from 0.2% to 5% in laboratory growouts. Higher transmission with higher relative humidities.
PEROVA-3,PEROVA-4,
grow out
PEROVA-3,
Tested by growout in high relative humidity in research. This method has not been validated or standardized.
Danielsen, Mercado, Ames and Munk. 2004. Seed transmission of downy mildew (Peronospora farinose f.sp. chenopodii) in quinoa and effect of relative humidity on seedling infection. Seed Sci and Technol. 32; 91-98
Testen AL, Jiménez-Gasco Mdel M, Ochoa JB, Backman PA, 2014. Molecular detection of Peronospora variabilis in quinoa seed and phylogeny of the quinoa downy mildew pathogen in South America and the United States. Phytopathology, 104:379-386
Sowbane mosaic virus
virus
Apple latent virus 2, Chenopodium mosaic virus, Chenopodium seed-borne mosaic virus, Sowbane mosaic sobemovirus
Japan, Turkey, Canada, Australia, Morocco, Eastern Europe, France, Italy
CA, MD
China
2021-04-27 17:41:49
Only seed from some species of the genus Chenopodium have been shown to be a pathway. Of little economic importance in spinach or table beet crops.
Primarily chenopodium weeds, spinach, beet, quinoa
Yes
SOMV00-3,
Transmission rates often high, but symptoms are minor
SOMV00-3,
Bio-assay, Serology
SOMV00-1,
This test has not been validated or standardized.
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