News on Potato Defects and Diseases from the United States

Close-up of greenbug aphid, Schizaphis graminum, showing the piercing-sucking mouthparts it uses to feed and inject virus into plants.
July 25, 2023
Novel Approach to Combatting Aphid-Transmitted Crop Viruses: Harnessing 'Spike Proteins' as Weapons
The infamous spike protein doesn’t just help spread viruses – it can also be weaponized to stop them.
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.
May 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'.
Potato late blight
April 25, 2023
New Portable Device Uses Smartphone-Based Spectroscopy to Detect Late Blight Disease in Potato Crops
The device has the potential to transform the way that farmers detect and manage plant diseases, leading to more efficient and sustainable agriculture practices.
Potatoes and Pests – Actionable Science Against Nematodes (nicknamed PAPAS)
February 01, 2023
USDA SCRI funds new research: potatoes and pests – actionable science against nematodes
USDA’s Specialty Crop Research Initiative (SCRI) recently announced funding (USD 6.8M) for Potatoes and Pests – Actionable Science Against Nematodes (nicknamed PAPAS).
University of Idaho researchers developing nematode resistant potatoes
January 04, 2023
University of Idaho researchers developing nematode resistant potatoes
University of Idaho researchers are introducing genes from a plant in the nightshade family into potatoes, seeking to develop spuds that resist harmful nematodes.  The plant, called ‘litchi tomato’, has natural resistance to several species of cyst and root-knot nematodes.
Lobster shells and soil
December 22, 2022
University of Maine researchers are testing lobster shells to thwart potato soil pathogens
Scientists at the University of Maine are evaluating if lobster shells can cultivate beneficial microbial communities that ward off soil borne potato pathogens.
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New Antibiotic Comes From a Pathogenic Bacterium in Potatoes
October 24, 2022
New Antibiotic Solanimycin discovered in a Pathogenic Bacterium in Potatoes (Dickeya solani)
The growing threat of antimicrobial resistance has led researchers to search for new compounds everywhere. This week in mBio, a multinational team of researchers in Europe report the discovery of a new antifungal antibiotic named solanimycin.
Isabel Vales, Ph.D., Texas A&M AgriLife potato breeder, shows off the experimental clone COTX08063-2Ru, which could be selected to make french fries. (Courtesy: Texas A&M AgriLife photo by Kay Ledbetter)
September 04, 2022
Texas A&M Potato Breeding Program targets french fry, chipping, fresh markets
New potato varieties bred by the Texas A&M Potato Breeding Program could enter the french fry market before long, said Isabel Vales, Ph.D., Texas A&M AgriLife potato breeder in the Department of Horticultural Sciences
Getting potato crops off to a strong, healthy start can lead to better tuber distribution and greater uniformity at harvest, both of which are important for marketability and profit potential.
August 24, 2022
Syngenta: How to give your potato crop the strongest possible start
As potato growers are working to maximize their yield potential for the 2022 harvest, it's also time to start thinking about maximizing crop potential for the 2023 season.
Potato LEAF Awards 2022-23 Scholarship to Paige Hickman
August 14, 2022
Potato LEAF Awards 2022-23 Scholarship to Paige Hickman
The Potato Leadership, Education, and Advancement Foundation (Potato LEAF) awards its 2022-23 Academic Scholarship to Paige Hickman, a Ph.D. student at University of Idaho, studying plant-parasitic nematodes, insect pests, and diseases of potato.
Moriah Schutt, a Montana State University student, picks potato leaf samples on July 12, 2022. Samples are randomly collected between each flag. Courtesy: Ridley Hudson/Chronicle
July 16, 2022
Students gain experience working in MSU's seed potato program
Students in tank tops with sunscreen-dotted noses walked down the rows of a potato field, frequently bending over to pluck leaves for sample boxes headed to the MSU potato lab.
Participants gather at the 2019 WSU Potato Field Day at Othello.
June 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
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A depiction of the process for the elimination of amylose starch in a potato. Courtesy: Texas A&M AgriLife graphic
May 28, 2022
Texas A&M AgriLife researchers use CRISPR technology to modify starches in potatoes
Humble potatoes are a rich source not only of dietary carbohydrates for humans, but also of starches for numerous industrial applications. Texas A&M AgriLife scientists are learning how to alter the ratio of potatoes’
‘Super pest’ Colorado potato beetles have the genetic resources to sidestep their attacks
February 21, 2022
Colorado potato beetles have the genetic resources to sidestep our insecticides
The Colorado potato beetle has evolved resistance to more than 50 different kinds of insecticides, making the insect a 'super pest' that wreaks havoc on potatoes around the world.
The University of Idaho’s new Seed Potato Germplasm Laboratory in Moscow, shown here Oct. 22, will go operational before the end of 2021.
November 16, 2021
University of Idaho new seed potato lab to open this year.
The University of Idaho is close to opening a new Seed Potato Germplasm Laboratory, which is the place where most Idaho potatoes are 'born'.
Study author Natalie Kaiser crossbreeding potatoes that have strong Colorado potato beetle resistance to potatoes with good tuber production in the greenhouse. She is using small forceps to select the male part of the flower, the anthers. Credit: Natalie
September 30, 2021
Breeding beetle-resistant potatoes
In a new study, published in Crop Science, researchers describe genetic tools to develop potato varieties with improved natural resistance to the Colorado potato beetle
Aroostook County potato experts expect high quality crop in 2021
September 14, 2021
Aroostook County potato experts expect high quality crop in 2021
Aroostook County agricultural growers are predicting a higher quantity and quality of potato crop than was produced in 2020, due to the less severe weather this summer.
University of Minnesota potato researcher Laura Shannon addresses potato farmers at the Northern Plains Potato Growers Association's Thursday, Aug. 26, field day at Hoverson Farms near Larimore, North Dakota.
(Ann Bailey/Grand Forks Herald)
August 29, 2021
Heat, drought stress Red River Valley potato crop, resulting in quality, yield reduction of table stock
The toll that hot dry weather took on the Red River Valley 2021 potato crop won’t be visible until harvest begins in a few weeks, but it’s already clear it has affected yields and quality.

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