Aardappelvirus Y uit de Verenigde Staten

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.
mei 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.
juni 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
New University of Maine research hub to focus on Potato Virus Y
augustus 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.
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.
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.
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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.
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.
PVMI Executive Director Jeanne Debons at the University of Idaho Potato Conference in Pocatello, Idaho
juni 27, 2017
New Russet varieties - Castle Russet and Echo Russet will help US potato industry meet more stringent regulation
Two recently released new Russet varieties - Castle Russet and Echo Russet - should help the potato industry in the Pacific Northwest cope with more stringent regulations on soil fumigants
Plants infected with the original strain of PVY are difficult to see (pale center plant). However, the newer strains are virtually undetectable with the naked eye (Courtesy: Washington State University).
juli 13, 2016
New Potato Virus Y strains very difficult to detect with the naked eye
Several newly evolved strains of the disease known as potato virus Y, or PVY, can render potatoes unmarketable and reduce crop yield. What’s worse is the new viruses are particularly difficult to detect with the naked eye.
Donna Delparte, assistant professor in the Department of Geosciences at Idaho State University with drone near a potato field.
She presented her research results during the Idaho Potato Conference 2016.
januari 27, 2016
Quick and early disease detection by drones with hyperspectral camera
Idaho State University researchers have found high-tech cameras mounted on drones flying 60 meters above potato fields can effectively detect individual diseased and stressed plants.
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Potato Virus S may break down Phytophthora resistance in potato
september 28, 2014
Potato Virus S may break down Phytophthora resistance in potato
In a study published this summer, scientists of the Washington State University found that potato virus S (PVS) breaks down late blight resistance in potato.
januari 31, 2012
US researchers keep eyes on potato virus Y
A worrisome tuber necrotic strain of Potato virus Y, called NTN, is now present in Idaho, Washington, Oregon and Montana, according to results of the 2011 Washington Commercial Seed Lot Trial.
januari 09, 2012
New website provide information on Potato Virus Y
The USDA, in cooperation with three major universities, recently launched a web site to disseminate information related to Potato Virus Y. This information will prove useful to all groups of people who need information about PVY, from potato growers, to scientists, to people working within the potato industry, to consumers of potatoes and potato products.

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