News on Phytophthora

Cornell University improves global access to potato breeding material
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.
The potato late blight pathogen. (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.
Better and stronger potatoes using hybrid breeding
December 18, 2018

Better and stronger potatoes using hybrid breeding

The potato breeding company Solynta in The Netherlands has successfully produced a hybrid breeding program for potatoes which will allow the rapid selection and turnover of favourable traits, traits which could help feed millions of people worldwide.
Agrico warns: 'Considerably less seed potatoes available for export'
November 13, 2018

Agrico warns: 'Considerably less seed potatoes available for export'

During the annual potato variety show at Agrico the topic of discussion was not limited to unique varieties on display. The impact of the excessive heat and drought this season on the seed potato market was also a hot topic.
Potato variety presentations in the Netherlands: Agrico highlights natural resistance to Phytophthora.
November 06, 2018

Potato variety presentations in the Netherlands: Agrico highlights natural resistance to Phytophthora

As part of the potato variety presentations in the Netherlands later this week, Agrico highlights its late blight resistant varieties in a Ukraine themed show.
New Mexican potato variety Citlali shows resistance to late blight and zebra chip disease
September 19, 2018

New Mexican potato variety Citlali shows resistance to late blight and zebra chip disease

In Mexico, researchers of the National Forestry, Agriculture, and Livestock Research Institute (INIFAP), part of the Mexican Ministry of agriculture (SAGARPA), have developed a new potato variety, Citlali, with improved tolerance to diseases.
Computer models provide new insights for sustainable control of potato late blight
September 05, 2018

Computer models provide new insights for sustainable control of potato late blight

Wageningen University & Research uses computer models to develop sustainable management strategies in the control of potato late blight, caused by Phytophthora infestans.
ARS scientists streamline process to introduce multiple genes - as is required to make potatoes resistant to late blight
August 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
Idaho potato crop on track despite early cool weather
July 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.
Potato Farmers in Uganda are waiting for new GM 'Victoria'
July 07, 2018

Potato Farmers in Uganda are waiting for new GM 'Victoria'

Victoria - a popular local potato variety in Uganda - is extremely susceptible to potato Late Blight disease, but a resistant GM version of this variety has been developed.
With testing almost complete, it is up to the government biosafety regulatory authorities in Uganda.
World Potato Congress highlights scientific advances
June 10, 2018

World Potato Congress highlights scientific advances

Tubers were the talk of the town in Cusco, Peru during the week of May 27, when the 10th World Potato Congress (WPC) and the 28th Congress of the Latin American Potato Association (ALAP) were held together for the first time.
Late blight look-alike spotted in potatoes in the Southern United States
June 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.
Idaho Growers Benefit from Improved Spore Sampling
May 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.
Dutch experts help Indonesia deal with potato pests
May 12, 2018

Dutch experts help Indonesia deal with potato pests

Potato cultivation in the highlands of Indonesia is plagued by a number of pests, including Potato Cyst Nematodes and Phytophthora infestans. Dutch experts help their Indonesian counterparts to find the right approach for control.
Potato Blight Trends in Europe: EuroBlight 2017 Results
April 14, 2018

Potato Blight Trends in Europe: EuroBlight 2017 Results

The EuroBlight project is examining the ongoing evolution of the potato late blight pathogen (Phytophthora infestans). In 2017, almost 1500 samples from 16 countries in Europe were genotyped. The results indicate that new clones continue to spread.
New Late Blight Strain in UK requires Fresh Approach to Control
March 28, 2018

New Late Blight Strain in UK requires Fresh Approach to Control

Late Blight control strategies in the United Kingdom will have to change this season if potato growers are to combat the spread of a new aggressive, fungicide-insensitive/ resistant strain of the disease, leading agronomy firm Hutchinsons says.
Teen scientist wins USD 250,000 with late blight prediction model
March 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.
Tanzania Sets Record in Potato Research, to Release Improved Varieties
February 27, 2018

Tanzania Sets Record in Potato Research, to Release Improved Varieties

Tanzania has excelled in experimental trials of high yielding and disease resistant potato varieties under a climate smart agriculture programme aimed to improve food security.

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