News on Phytophthora from the Americas

Dos mil agricultores pierden S/ 300 mil por la rancha en papa
March 06, 2024

Perú: 550 hectares de producción perdidas por la phytophthora

En la provincia de Junin, Perú, más de dos mil productores perdieron un total aproximado de 550 hectáreas. Las fuertes lluvias favorecieron el desarrollo de la plaga.
'Surprise' discovery could help protect potato and tomato crops against late blight
April 29, 2023

'Surprise' discovery could help protect potato and tomato crops against late blight

In 2014, Charlottetown-based research scientist Bourlaye Fofana was looking for a way to make plant products healthier by adding the antioxidant selenium.
New Portable Device Uses Smartphone-Based Spectroscopy to Detect Late Blight Disease in Potato Crops
April 25, 2023

New Portable Device Uses Smartphone-Based Spectroscopy to Detect Late Blight Disease in Potato Crops

The device has the potential to transform the way that farmers detect and manage plant diseases, leading to more efficient and sustainable agriculture practices.
Antioxidants, a booster shot for late blight prevention in potatoes
February 02, 2023

Selenium: a booster shot for late blight prevention in potatoes

Agriculture and Agri-Food Canada (AAFC) scientists have discovered that selenium, a micronutrient and anti-oxidant activates genes in potatoes that boosts the plant's immunity and helps in the prevention of late blight.
Cultivo de patatas en Panamá
December 18, 2022

Tierras Altas, Panamá: Resultados alentadores en cultivo de papa

Tras pruebas en la Estación Experimental del IDIAP en Tierras Altas y fincas de productores colaboradores, hay resultados alentadores en el cultivo de papa.
CIP technicians harvest Matilde potatoes
October 14, 2021

The Future of Food is Wild: The story behind the CIP-Matilde potato variety

Climate change is making it harder for farmers to grow enough food to feed their families. A new potato variety called CIP-Matilde, developed by the International Potato Center (CIP) with support from the Crop Trust.
Identification of Elite Potato Clones with Resistance to Late Blight Through Participatory Varietal Selection in Peru
August 26, 2021

Identification of Elite Potato Clones with Resistance to Late Blight Through Participatory Varietal Selection in Peru

Potato is the most important crop in Peru and late blight is the main disease affecting the crop. However, new varieties that are resistant to late blight often lack other traits that farmers and consumers prefer.
Important Potato Diseases and Tips to Manage them in Storage
September 18, 2020

Potato Diseases and Tips to Manage them in Storage

A key requirement for a longtime potato storage is that the storage conditions match the needs and end use of the crop. These requirements of can be assessed before harvest by doing several test digs which allow to determine the distribution and level of tuber infection.
Low-tech tool helps fight potato late blight
June 29, 2020

Low-tech tool helps fight potato late blight

The International Potato Center (CIP), in partnership with research and development institutions in Ecuador and Peru, has developed a low-tech tool to help farmers optimize fungicide's use.
PEI Potato Farms Using New Decision Support Tools to Improve Use of Crop Protectants
February 14, 2020

PEI Potato Farms Using New Decision Support Tools to Improve Use of Crop Protectants

A growing number of Prince Edward Island potato farms are taking advantage of new technology to improve their use of crop protectants, including fungicides used to prevent late blight.
Chile: Mantienen Alerta Roja por tizón tardío que afecta cultivos de papas en provincia de Osorno
February 03, 2020

Chile: Mantienen Alerta Roja por Tizón Tardío que afecta cultivos de papas en provincia de Osorno

Se mantiene la Alerta Roja en algunos sectores de la provincia de Osorno, Chile, debido a la presencia de tizón tardío que afecta a cultivos de papas. Por esto, agricultores de la zona y desde la Unión Comunal de Juntas de Vecinos Rurales acusan poca ...
Phytophthora infestans, causing late blight in potatoes, has a virus accomplice
November 08, 2019

Phytophthora infestans, causing late blight in potatoes, has a virus accomplice

A research team has identified a virus infecting Phytophthora infestans, the pathogen causing late blight in potatoes and tomatoes, that appears to increase the pathogen's ability to cause the disease.
Researchers using advanced imaging to detect blight in potatoes
October 14, 2019

Researchers using advanced imaging to detect blight in potatoes

Researchers in the WARF Accelerator program are using advanced imaging technology to detect late blight in potatoes, which famously led to the Irish potato famine in the mid-nineteenth century.
Late blight detected in central Wisconsin, southern Washington
August 13, 2019

Late blight detected in central Wisconsin, southern Washington

Late blight has been confirmed in a potato field in central Wisconsin.
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.
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.
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.

Filters

Refine By Topics
Refine By Regions
Refine By Year
Language preferences