马铃薯Y病毒(PVY)

Rwanda Emerges as Regional Hub for Seed Potato Trade
六月 05, 2025
Rwanda Emerges as Regional Hub for Quality Seed Potato Production
Rwanda is now a key hub for seed potato trade in the Great Lakes Region, thanks to farmer-led innovations, Africa’s largest minituber facility, a national seed catalogue, and efforts toward regional integration and formal cross-border seed markets.
A, Virus particles visualized in the transmission electron microscope (TEM); scale bar equals 100 nm. B, Electrophoretic migration pattern of nucleic acid extracted from purified virions of the virus coded SB26/29.
十二月 22, 2023
Potato rugose stunting virus, a newly characterized potato virus
In the 1990s, a previously uncharacterized disease of viral aetiology was observed in cultivated potatoes (Solanum tuberosum) in Southern Peru.
Agri dept sets 2030 target to become self-reliant in potato seed production
十月 02, 2023
International Potato Center (CIP) supports West Bengal in becoming self-reliant in seed potato production by 2030
The state Agriculture department of West Bengal (India) recently set a target of attaining self-sufficiency in the production of seed potato by 2030. CIP is supporting the effort with their technology
PVY demonstration plot trial in Maine on July 13, 2022, drew crowds of growers and crop consultans to see symptomps of three different straints of the virus in more than 20 potato cultivars.
五月 04, 2023
Battling potato viruses: innovations for a healthier potato harvest
Two years ago, the Potato Research Advisory Committee (PRAC) identified and wrote letters of support for a project known as 'The Potato Virus Initiative: Developing Solutions'.
Participants gather at the 2019 WSU Potato Field Day at Othello.
六月 16, 2022
June 23: WSU Potato Field Day offers a look at seed and pest studies, virus-sniffing dog
At their 400-acre Othello research farm, Washington State University scientists study seed quality, new varieties, pests, and growing practices to help Northwest potatoes thrive
 Seminario virtual capacitará en la identificación de tres plagas de la papa.
十月 29, 2021
Seminario virtual organizado por el Centro Internacional de la Papa (CIP) capacitará en la identificación de tres plagas de la papa
Con el fin de que los países latinoamericanos a los cuales aún no han llegado el psílido de la papa ni la papa manchada de la papa y la punta morada conozcan sus síntomas y cómo identificarlas será dirigido este seminario.
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Environmental health and biodiversity
十月 27, 2021
International Potato Center: Environmental Health and Biodiversity
The unpredictable impacts of natural disasters, environmental threats and a changing climate threaten global food security. The CIP genebank drives efforts to conserve the world’s genetic diversity of potato and sweet potato for future use.
New University of Maine research hub to focus on Potato Virus Y
八月 22, 2021
New University of Maine research hub to focus on Potato Virus Y
Greater understanding of the biology of one of the most destructive plant viruses to potato crops will be the focus of a research hub at the University of Maine.
Honduras: Establecen ensayo nacional de 36 clones de papa
五月 04, 2021
Honduras: Establecen ensayo nacional de 36 clones de papa
Con la finalidad de encontrar nuevos materiales que se adapten a las zonas paperas de Honduras se establece un ensayo nacional de evaluación de 36 clones de papa.
Wildflowers could control aphid-borne viruses in potatoes
十一月 17, 2020
Wildflowers could control aphid-borne viruses in potatoes
Sowing wildflowers into potato crops could reduce aphid-carried viruses and offer an alternative to declining access to insecticides for growers.
Across China: Hi-tech Potato Industry Boosts Poverty Alleviation (Courtesy: News.cn )
八月 19, 2020
Across China: Hi-tech Potato Industry Boosts Poverty Alleviation
The potato industry in Ulanqab, dubbed the 'potato city' of China, has become one of the main industries to help farmers shake off poverty.
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
二月 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.
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Potato infected with late blight (Courtesy: ARS / Scott Bauer)
十一月 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.
八月 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.
七月 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)
七月 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)
六月 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.
Argentina: La papa resistente al PVY lista para salir al mercado
一月 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.

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