Ziektes en gebreken uit de Verenigde Staten

Potato harvest in Idaho (undated)
januari 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.
Roots affected by Potato cyst Nematodes (Courtesy: Jonathan D. Eisenback, Virginia Polytechnic Institute and State University)
oktober 29, 2018
Potato Cyst Nematode (PCN) infested area in Idaho expanded by 87 acres
Effective October 10, the Animal and Plant Health Inspection Service (APHIS) added an 87-acre field to the pale cyst nematode (PCN) infested area in Bingham County, Idaho.
An aerial view of a tobacco field in North Carolina after hurricane Florence. Any sweet potatoes that have been submerged for days will not be harvested.
september 23, 2018
Fate North Carolina Sweet Potato Crop after Hurricane Florence still uncertain
The problem for North Carolina’s sweet potato farmers is knowing whether the drenching rains unleashed by hurricane Florence will have the same effect as being inundated by a flooded pond or creek. Some sweet potato fields received as much as 30 inches.
It's not just the weather that makes this year's potato crop in Washington promising. Chris Voigt also credited the great care and detailed management by the Washington potato growers for the expected high yields and good quality(Courtesy: Washington St
augustus 13, 2018
Washington potato growers struggling to keep up with demand
The Washington State Potato Commission, headquartered in Moses Lake, Washington, has been pleasantly surprised by the weather and its impact on this year’s potato crop in the state.
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.
Potato field in Pennsylvania naturally infected with late blight, September 2014. Only surviving plants are Innate™ generation two (Courtesy: J.R. Simplot)
augustus 06, 2018
ARS scientists streamline process to introduce multiple genes - as is required to make potatoes resistant to late blight
Agricultural Research Service (ARS) scientists in Albany, California, have found a way to streamline the process that scientists use to insert multiple genes into a crop plant. Simplot is planning to use it to introduce multiple genes into potatoes to make them resistant to late blight
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Aerial view of a potato field near Rexburg, Idaho. Growers in Idaho say the crop is on track and look forward to warm weather in the weeks ahead.
juli 09, 2018
Idaho potato crop on track despite early cool weather
Idaho potato fields looked good as of early July as plants closed in over rows, signaling the tubers are preparing to grow strongly amid the hot-day, cool-night march toward harvest.
The lesions caused by Phytophthora nicotianae look a lot like late blight with disease on foliage
(Courtesy: Dr. Jean Ristaino, NCSU)
juni 10, 2018
Late blight look-alike spotted in potatoes in the Southern United States
Jean Ristaino, a professor at North Carolina State University with emphasis in research on Phytophthora infestans, reported on a late blight look-alike from tomato and potato in North Carolina.
James Woodhall and his team placed 14 spore samplers in potato fields across the Snake River Valley in Idaho.
mei 31, 2018
Spore Sampling may alert Idaho Potato Growers faster of Late Blight threat
Potato growers in Idaho will now have the opportunity to learn about the presence of damaging fungal pathogens much earlier, thanks to the efforts of research staff at the University of Idaho. The research team, led by James Woodhall, has placed 14 spore samplers in potato fields across the Snake River Valley.
Presentación del trabajo galardonado (Imagen del primer "slide")
april 03, 2018
Premian al CIP en simposio internacional de manejo de plagas
El Centro Internacional de la Papa (CIP) fue galardonado por desarrollar métodos de aprendizaje basados en el descubrimiento de los agricultores, en Bangladesh, China, Etiopía, Uganda, Bolivia, Ecuador y Perú.
Regulated Fields in Idaho as of March 12, 2018, according to the United States Department of Agriculture
maart 28, 2018
Judge rules Idaho Potato Fields illegally Quarantined
A federal judge ruled that the United States government illegally quarantined some Idaho potato fields infested with potato cyst nematodes (PCN), a pest that could threaten the state’s $1.2 billion potato industry.
Benjamin 'Benjy' Firester, 18, of New York City, won the top award in the Regeneron Science Talent Search 2018 with a mathematical model that uses disease data to predict how weather patterns could spread late blight spores. (Courtesy: Society for Science
maart 14, 2018
Teen scientist wins USD 250,000 with late blight prediction model
Benjamin 'Benjy' Firester, 18, of New York City, won the top award in the Regeneron Science Talent Search 2018 with a mathematical model that uses disease data to predict how weather patterns could spread late blight spores.
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The Colorado potato beetle’s rapid spread, hardiness, and recognizable tiger-like stripes have caught global attention since it began infesting potatoes in the 1800s (Courtesy: Zach Cohen)
februari 01, 2018
Genome of the Colorado Potato Beetle studied as a model species for agricultural pest
The Colorado potato beetle is notorious for its role in starting the pesticide industry - and for its ability to resist the insecticides developed to stop it. Now scientists have sequenced the beetle’s genome, probing its genes for clues to its surprising adaptability.
Damage caused by the potato tuber moth (Courtesy: Katja Poveda).
januari 13, 2018
When pests graze certain potatoes, yields double
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The fall armyworm (Spodoptera frugiperda) feeds on a wide range of plants, including occasionally on potatoes (shown). This insect cannot over-winter in areas where the ground freezes. (Courtesy: Ontario CropIPM)
december 11, 2017
Certis USA Licenses New Virus Technology for Control of Fall Armyworm
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The University of Maine have introduced a number of potato varieties in recent years resulting from its breeding program, such as the Sebec, the Caribou Russet (AF3362-1) and the Easton
november 27, 2017
UMaine receives grant for potato breeding with focus on quality improvement and pest resistance
The USDA-NIFA has awarded a grant totaling $388,000 to the University of Maine to study potato breeding and improve quality and pest resistance in the eastern United States.
From the archive
Researchers from all over the world were in Bangor for the '2017 Dickeya and Pectobacterium Summit', organized by the University of Maine Extension.
november 17, 2017
Potato researchers gather in Maine to find solutions for the Blackleg disease
Researchers from all over the world were in Bangor for the '2017 Dickeya and Pectobacterium Summit', organized by the University of Maine Extension.
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A project underway in Aberdeen, Idaho, aims to develop russet potatoes with resistance to pale cyst nematode, while identifying new molecular markers associated with resistance.
oktober 05, 2017
Idaho Potato Breeders aim to develop PCN Resistant Russets
A project underway in Aberdeen, Idaho, aims to develop russet potatoes with resistance to pale cyst nematode, while identifying new molecular markers associated with resistance.
From the archive

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