Ziektes en gebreken uit de Verenigde Staten

Harish Subbaraman (left) works with graduate students in the Advanced Nanomaterials and Manufacturing Lab of Boise State University.
juli 07, 2017
Boise researchers to develop an 'extremely low cost' sensor to detect rot in potato storage
Research of Boise State University plan to develop a wireless sensor network that would be able to detect temperature, humidity levels, carbon dioxide and ammonia levels in real time, to help with early detection of rot in stored potatoes.
An adult potato psyllid, the insect responsible for the spread of Zebra Chip disease (Candidatus Liberibacter solanacearum) in potatoes
(Courtesy: Don Henne, Texas A&M AgriLife Research)
juli 03, 2017
University of Idaho reports light potato psyllid pressure
Pressure from the tiny, winged insects that spread zebra chip disease in potatoes has been light in Idaho this season, emboldening some Idaho farmers to scale back on their pesticide programs.
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
Colorado potato beetles can decimate spud crops by devouring the plants’ foliage.
juni 27, 2017
To protect crops, farmers could promote potato beetle cannibalism
UMaine scientists say farmers could try to protect their potato crop by utilizing agricultural practices — including crop rotations and push-pull strategies — to create field conditions that favor Colorado potato beetle cannibalism.
The bacterial pathogen Dickeya dianthicola causes a disease called blackleg where potato stems decay. The disease can kill growing plants within a few days.
juni 12, 2017
Colorado State University to study the spread of pathogens in US potato crops
Colorado U.S. Senators Michael Bennet and Cory Gardner this week announced that Colorado State University will receive $264,600 in funding from the U.S. Department of Agriculture (USDA) to study the spread of pathogens in U.S potato crops.
Oregon State University researchers Markus Kleber and David Myrold were awarded about $80,000 from the consortium for the initial year of a two year soil focused project. They believe soil holds the secret to raising healthy potato crops without using fu
mei 11, 2017
Northwest Potato Research Consortium has awarded grants for 37 regional potato projects
The Northwest Potato Research Consortium recently approved a combined $1.5 million in grant funding to 37 research projects.
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Microtuber potato cultivars used in research by the Wisconsin Seed Potato Certification Program inside an environmentally-controlled growth room at the Biotron Laboratory at UW–Madison. (Courtesy: Bryce Richter)
mei 09, 2017
From test tube to plate, UW–Madison program keeps potatoes clean
Years before that french fry landed on your plate, the plant that would eventually give rise to the spud your fry was cut from was sealed away deep in a secure-access building, growing slowly in a test tube inside a locked growth chamber.
The Humigator is offered by IHT for various sizes of potato stores. The unit humidifies the air and removes dirt particles, including spores and microorganisms
mei 07, 2017
Idaho Universities receive Grant to investigate Humigator in Potato Storage
A partnership between Idaho State University and Boise State University has been awarded an Idaho Global Entrepreneurial Mission (IGEM) grant to research the application of the Humigator in potato storage.
A potato infected with zebra chip presents with dark brown rings that are not harmful to humans, but do cause market losses.
(Texas A&M AgriLife photo by Dr. Fekede Workneh)
april 23, 2017
Variety screening reveals potatoes with resistance to zebrachip disease
The Texas A&M AgriLife Research plant pathology team intentionally infected potato plants with psyllids positive with the bacterium that causes zebra chip disease, in order to identify promising germplasm in the battle against the disease plaguing the US potato industry for the past 15 years.
Pale Cyst Nematode (PCN) Eradication Progress Summary (Idaho) as of March 2017
april 22, 2017
Efforts to eradicate damaging nematodes in 27 infected Idaho potato fields progressing well
Progress is being made eradicating the microscopic potato cyst nematodes that have been threatening Idaho’s $900 million potato industry the last decade, according to the latest update by USDA-APHIS.
The National Potato Council (NPC) has sent a letter to President Trump with suggestions how the NAFTA agreement can be improved to benefit the potato trade.
april 17, 2017
US Potato Growers offer Trump suggestions to improve NAFTA
The National Potato Council (NPC) has sent a letter to President Trump with suggestions how the NAFTA agreement can be improved to benefit the potato trade.
Red Potatoes affected by Powdery Scab.
april 11, 2017
New Webcast helps Potato Growers avoid devastating Powdery Scab Outbreaks
Powdery scab is a potato disease that is difficult to manage and under certain environmental conditions powdery scab can be potentially devastating to susceptible potato varieties.
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Dr. Ada Szczepaniec discusses her greenhouse study on potato psyllid resistance to neonicotinoid insecticides.
april 02, 2017
Neonicotinoid insecticides losing efficiency in potato psyllid control
The potato industry may be losing a mainstay in the battle against psyllids, according to a recent Texas A&M AgriLife Research study.
Approval of three second generation Innate potato varieties by the US Environmental Protection Agency and the Food and Drug Administration means Simplot is free to plant the potatoes this spring and sell them in the fall (Courtesy: Simplot).
maart 20, 2017
US government approved 3 more Simplot GMO potato types for cultivation and sale
The US federal government has given the final OK to three more types of potatoes genetically engineered by Boise’s J.R. Simplot Co. to resist Phytophthora - the pathogen that caused the Irish potato famine.
Soil fumigation in Wicklow, New Brunswick. The field is fumigated with chloropicrin in the fall of the 2015, as part of a trial McCain Foods is conducting with its processing potato growers on both sides of the border. (Courtesy: Triest Ag Group)
februari 07, 2017
Potato growers in Maine apply soil fumigation in a trial of McCain Foods
French Fry manufacturer McCain Foods has started trials examining soil fumigation with several of its potato growers in Maine (United States) and New Brunswick (Canada).
Memorial in Dublin, Ireland commemorating the potato famine of the 1840's caused by Phytophthora infestans
januari 04, 2017
Study Provides Evidence on Movement of Potato Famine Pathogen
North Carolina State University research delves into the movement and evolution of the pathogen that caused the Irish potato famine in the 1840's - Phytophthora infestans -, which set down roots in the United States before attacking Europe
This webcast on Potato white mold - also known as Sclerotinia stem rot - is developed by Dennis A. Johnson, Ph.D. Professor, Extension Plant Pathologist, Washington State University (Courtesy: Washington State University)
december 06, 2016
Potato White Mold: how it spreads and how it can be managed
The Plant Management Network (PMN) has released a new presentation entitled 'Epidemiology and Management of Potato White Mold' to help growers, consultants and extension agents understand how white mold persists and spreads
A bruised potato. The discoloration that occurs after tissue damage is largely caused by the activity of the enzyme polyphenoloxidase (PPO). In the Calyxt PPO_KO potato variety (one of the) genes coding for the PPO enzyme is knocked out, making the variet
oktober 26, 2016
USDA clears Calyxt potato modified to withstand bruising
A new potato variety that’s genetically modified to withstand bruising has been cleared for commercialization without undergoing USDA’s deregulatory process for biotech crops.

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