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Phytophthora

Phytophthora

Late blight detected in central Wisconsin, southern Washington
Late blight has been confirmed in a potato field in central Wisconsin.
Four 'resistancy' genes in current commercial potato varieties already defeated by Phytophthora Infestans
Recent research at the James Hutton Institute suggests that limited genetic differences in potato lineages has left British and American spuds vulnerable to late blight, the disease that caused the Irish potato famine.
Wednesday, July 31, 2019
Disease resistant potato seeds launched in Dedza
In an effort to combat diseases which have been hampering potato yields for the past two years in Dedza, International Potato Centre (CIP) recently handed over disease resistant Irish potato seeds to ten farmers in the district.
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)
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
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'
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 coming up
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.