Aardappelvirus Y

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A, Local hypersensitive resistance (HR) reaction resulted in wilting and dying of inoculated leaves. B, Systemic mottle and HR expressed as yellowing, necrotic rings and spots, and vein necrosis on upper noninoculated leaves. C, Severe HR symptoms on uppe
februari 26, 2020
Potato plants at highest risk of potato virus Y infection during first three weeks
Potato virus Y is the most economically important and devastating aphid-transmitted virus, affecting both tuber yield and quality. The virus is also a major cause of seed potato degeneration, which leads to regular flushing out of seed potatoes.
Potato infected with late blight (Courtesy: ARS / Scott Bauer)
november 08, 2019
Phytophthora infestans, causing late blight in potatoes, has a virus accomplice
A research team has identified a virus infecting Phytophthora infestans, the pathogen causing late blight in potatoes and tomatoes, that appears to increase the pathogen's ability to cause the disease.
Potato mop-top virus response closes out.
augustus 16, 2019
Potato mop-top virus response New Zealand closes out
A joint Biosecurity New Zealand and Potatoes New Zealand response to the crop disease potato mop-top virus (PMTV) is being closed out, with industry taking the lead on long-term management.
Washington State University (WSU) plant pathologists Kiwamu Tanaka (left) and Cynthia Gleason (right) are exploring novel defenses against pest and diseases that harm valuable potato crops.
juli 23, 2019
Looking for help in nature itself to defend potatoes against nematodes and scab
WSU plant pathologists Kiwamu Tanaka and Cynthia Gleason are exploring novel approaches to protect the potato crops against nematodes and scab - mobilizing nature itself.
Ongoing research in Idaho targets PVY in search of solutions. (Courtesy: Jonathan Whitworth of the USDA)
juli 06, 2019
Ongoing research in Idaho targets PVY in search of solutions
Ongoing studies at the University of Idaho’s Aberdeen Research & Extension Center seek to help seed potato growers avoid a chronically troublesome disease spread by aphids, called potato virus Y, writes John O’Connell in the Idaho State Journal.
A green peach aphid feeds on a husk tomato plant. The insect transmits more than 100 plant viruses and feeds on a variety of crops, including peaches, tomatoes, potatoes, cabbage and corn. (Courtesy: Mariko Alexander, Ph.D. '19 | Cornell University)
juni 19, 2019
Scientists discover key plant virus-insect virus interaction
Aphids and the plant viruses they transmit cause billions of dollars in crop damage around the world every year.
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Argentina: La papa resistente al PVY lista para salir al mercado
januari 10, 2019
Argentina: La papa resistente al PVY lista para salir al mercado
El evento transgénico, desarrollado por investigadores del CONICET y la empresa Tecnoplant, ya obtuvo todos permisos necesarios para su comercialización en el pais.
The head of the Sidus group, Marcelo Argüelles, presented the biotechnological event flanked by the Secretaries of State Lino Barañao and Luis Miguel Etchevehere, of Science and Technology and Agro-industry, respectively.
december 21, 2018
Argentina: First Genetically Modified, PVY resistant potato goes on sale next year
After 20 years of biotechnological research, the first GM potato that is resistant to the PVY virus will go on sale next year in Argentina
El titular del grupo Sidus, Marcelo Argüelles, presentó el evento biotecnológíco flanqueado por los secretarios de Estado Lino Barañao y Luis Miguel Etchevehere, de Ciencia y Tecnología y de Agroindustria, respectivamente.
december 11, 2018
Argentina lanza la primera papa resistente al virus PVY
Después de 20 años de investigaciones, esta variedad saldrá a la venta el año que viene, con beneficios productivos y económicos estimados en 45 millones de dólares por año, sólo en el mercado argentino.
Tuber symptoms of the Potato Mop Top Virus (PMTV)
oktober 14, 2018
Number of NZ potato farms affected by Potato mop-top virus increases by 18
The scale of the Potato Mop-Top Virus problem on New Zealand South Island potato farms has widened. Eighteen Canterbury farms are now on the suspect list, after the virus was first confirmed on two properties last month.
Observed symptom Potato mop-top virus described by Inra (Ephytia): Bright yellow arcs or rings on the bottom potato leaves of some cultivars infected with PMTV
september 23, 2018
First time detection of Potato Mop-Top Virus (MPTV) in New Zealand
Biosecurity New Zealand is working with Potatoes New Zealand to respond to a detection of Potato mop-top virus (PMTV) in potato tubers in Canterbury. Though common around the world, it is the first time the virus has been found in New Zealand.
Lakesh Sharma, assistant professor with the University of Maine Cooperative Extension and University of Maine Presque Isle, talks about trials using beneficial mycorrhizae fungi in potatoes at the Aroostook Research Farm in Presque Isle on August 8.(Cou
augustus 12, 2018
Range of potato experiments underway at Maine Research Farm (Aroostook)
Farmers, researchers and members of the public gathered at the University of Maine’s Aroostook Research Farm in Presque Isle last Wednesday to learn about the latest in potato research.
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