Chenopodium quinoa
quinoa
2 Related Pests
Peronospora variabilis
fungus
Peronospora farinose f. sp. chenopodii
Widespread, Canada, Denmark, India, South America, Korea
PA
Brazil
2022-04-30
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, Chenopodium star mottle virus, SoMV, Sowbane mosaic sobemovirus
Africa: Morocco; Asia: Japan, Turkey; Europe: Bosnia and Herzegovina, Bulgaria, France, Greece, Hungary, Italy; North America: Canada, USA; Oceania: Australia.
CA, MD
China
2024-12-31
Transmission through insect vectors. Only chenopodium seeds have been shown to be a pathway.
Main: quinoa; Other: spinach, beet,
Yes
SOMV00-2, SOMV00-3, CABI CPC, RICH ISTA, DPV WEB
Transmission rates often high, but symptoms are minor
SOMV00-2, SOMV00-3, CABI CPC, RICH ISTA, DPV WEB
Bio-assay, Serology
CABI CPC, SOMV00-8
This test has not been validated or standardized.
cultural
CABI CPC
Use disease-free seed.
Bennett CW, Costa AS, 1961. Sowbane mosaic caused by a seed-transmitted virus. Phytopathology, 51:546-550.
Dias HJ, Waterworth HE, 1967. The identity of a seed-borne mosaic virus of Chenopodium amaranticolor and C. quinoa. Canadian Journal of Botany, 45:1285-1295.
Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
Richardson, MJ. 1990. An Annotated List of Seedborne Diseases. International Seed Testing Association, Zurich Switzerland.
Description of Plant Viruses ; http://dpvweb.net/dpv/
Cardin L, Ponchet M, Jacquemond M, Delecolle B, 1995. A new virus disease inducing a mottle and yellowing of ornamental Danae racemosa foliage caused by a sowbane mosaic virus strain. Agronomie, 15(3-4):181-191
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