News on Potato Defects and Diseases

La polilla guatemalteca de la patata: Tecia solanivora, se trata de un lepidóptero de unos 10-15 mm de longitud, considerado una de las plagas más peligrosas que pueden aparecer en el cultivo de patata debido a los daños que provoca en los tubérculos
June 12, 2019
España: La polilla guatemalteca hace estragos en el cultivo de papa en Tenerife, donde hay fincas con pérdidas de hasta el 50%
Los agricultores de papas de la isla de Tenerife están barajando la posibilidad de solicitar una ayuda extraordinaria para compensar las pérdidas económicas a las que tendrán que hacer frente por la alta incidencia de polilla guatemalteca.
Potato plants, in foreground, infected by late blight disease at Toluca Valley, Mexico. Background plants incorporate germplasm from wild potato varieties and display late blight disease resistance (Courtesy: Cornell University)
June 11, 2019
Cornell University improves global access to potato breeding material
Plant breeders and geneticists of Cornell University have released more than 50 potato varieties since 1908. Now they are expanding their efforts to make more wild potato seeds available to potato breeders around the world.
This year, the potato harvest in Bangladesh was over 150% of the estimated domestic need of the country. As a result prices have crashed and despite the high yields farmers suffer as the can not sell their product (Courtesy: Anisur Rahman | The Daily Star
May 31, 2019
Potato Farmers in Bangladesh suffer as a result of the huge surplus this year
This year, the potato harvest in Bangladesh was about 150% of what the domestic need is. As a result prices have crashed and despite the high yields, farmers suffer as the can not sell their product.
Luc Deroulers, de Eurocelp, presenta una innovación en el sector de la patata.
May 29, 2019
Potatoes: an algorithm that recognizes diseases
After several years of research, the team of Eurocelp has developed an algorithm capable of continuously detecting potato diseases.
Congress 2019 The timeless potato: A dynamic and innovative food. (Courtesy: Europatat)
May 13, 2019
Europatat Congress 2019 - Main speakers confirmed!
The Europatat 2019 Congress, co-organised by the Norwegian Association of Fruit and Vegetable Wholesalers (NFGF) and Europatat, will take place in Oslo (Norway) from 12 to 14 June 2019. Under the slogan 'The timeless potato: A dynamic and innovative food'
Potato Cyst Nematode (PCN)-infested roots under high magnification. Cysts, the bodies of female nematodes containing nematode eggs, are initially yellow and darken with age.
Courtesy: Pests and Diseases Image Library (PaDil) Australia
May 13, 2019
Analysis of historical specimens shows single origin of Australian Potato Cyst Nematodes
Potato cyst nematodes (PCN) are quarantine soilborne pests that damage potatoes around the world, stunting plants and reducing yields.
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The genetic diversity of the 2018 Phytophthora infestans population visualised with poppr 2.0 (minimum spanning network) (Courtesy: Jens Gronbech Hasen / EuroBlight)
May 07, 2019
Potato Blight Trends in Europe: EuroBlight 2018 Results
EuroBlight is continuously examining the ongoing evolution of the European population of the potato late blight pathogen and now reports on the 2018 results. Approximately 1000 samples were genotyped from 22 countries.
Dr. Chad Hutchinson Director of Research at TriEst Ag Group, Inc. Exposition in Potato Expo 2018
(Courtesy: Plant Management Network)
April 30, 2019
Chloropicrin Soil Fumigation in Potato Production Systems
In his presentation at the the 2018 Potato Expo, Dr. Chad Hutchinson discusses the benefits of using Chloropicrin in potato production. Chloropicrin increases production efficiency, profit potential for potato growers, and it also improves soil health.
Named after the dark stripes that form inside potatoes after they are cut and fried, zebra chip disease is a potentially devastating affliction that can result in yield losses up to 100% for farmers (Courtesy: K. D. Swisher Grimm and S. F. Garczynski)
April 20, 2019
New type of zebra chip disease discovered in potato fields of Oregon
ARS Researchers studied potato tubers from the Klamath Basin in Oregon infected with the causal bacteria of zebra chip disease. They confirmed the presence of the pathogen but did not identify the sample as one of the six known varieties (haplotypes).
Bad seed potato imports hit Kenyan farmers ahead of the rainy season
March 26, 2019
Bad seed potato imports hit Kenyan farmers ahead of the rainy season
Kenyan farmers are facing a shortage of certified seed potatoes following the rejection of 78 percent of the planting materials that had been imported last year.
Potato harvest in Idaho (undated)
January 29, 2019
East Idaho Potato growers barely break even, according to University of Idaho report.
Idaho potato farmers are getting paid about the same amount for their spuds as they're investing in raising them, according to a University of Idaho Extension agricultural economist's report, presented during the Idaho Potato Conference.
Desarrollan tratamiento efectivo contra la polilla de la papa
January 19, 2019
Desarrollan tratamiento efectivo contra la polilla de la papa
Los productores colombianos tendrán una nueva opción para combatir la enfermedad más importante que afecta a este cultivo: la polilla guatemalteca (Tecia solanivora)
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Argentina: La papa resistente al PVY lista para salir al mercado
January 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.
Cómo Colombia evita el ingreso de la punta morada de la papa
January 10, 2019
Cómo evita Colombia el ingreso de la punta morada de la papa
A finales del año pasado, Ecuador reportó la presencia de la enfermedad, por lo cual el Instituto Colombiano Agropecuario (ICA) emitió una alerta temprana fitosanitaria y está tomando medidas de prevención.
La UE dice que Galicia está a punto de erradicar plaga
January 08, 2019
La UE dice que Galicia está a punto de erradicar plaga
Un informe de inspección asegura que las medidas adoptadas contra la polilla guatemalteca han dado resultado.
Alannah Mactiernan, Minister of Agriculture and Food for Western Australia is visiting the seed potato farm of the Ayres family near Albany in March, who were awarded one of four Potato Industry Assistance Grants. They invested in sorting technology to bo
December 21, 2018
All Australian markets reopened for WA seed and ware potatoes as surveillance shows potato psyllids not infected
The government of Western Australia has announced that it has succeeded in regaining market access for Western Australian potatoes in all of Australia, following the detection of tomato potato psyllid in February 2017.
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
Bolivia: Reaparece plaga que acaba un cultivo de papa en 2 días
December 18, 2018
Bolivia: Reaparece plaga que acaba un cultivo de papa en 2 días
La enfermedad se viene detectando en Cochabamba, donde hay ya 50 hectáreas de plantaciones afectadas. Al menos 39.000 toneladas de papa están en peligro. El daño es, especialmente, en las hojas y raíces.

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