News on Early Blight (Alternaria)

En el valle del Duero la temperatura y la falta de lluvias han limitado la incidencia de enfermedades. La alternaría parece ser la única excepción.

The Zimbabwe Potato Micro-propagation Association (ZPMA) has spearheaded the resuscitation of seed potato production since this stalled around 2008. The current mandate is to substitute imported seed potato.

Free smartphone app Nuru helps African potato farmers to detect late blight (Phytophthora) and early blight (Alternaria) since 2021

Aroostook County agricultural growers are predicting a higher quantity and quality of potato crop than was produced in 2020, due to the less severe weather this summer.

The toll that hot dry weather took on the Red River Valley 2021 potato crop won’t be visible until harvest begins in a few weeks, but it’s already clear it has affected yields and quality.

The World Potato Congress is pleased to be beginning its Fall webinar series on November 12, 2020, with Professor Jacquie van der Waals from the University of Pretoria, South Africa.

The Solana Group's stand at last year's Potato Europe at Gut Bockerode, Germany, Breeder and seed supplier Solana GmbH & Co. will use the upcoming potato fairs to introduce a total of three new table potatoes.

Potato breeder Solynta started a potato revolution nearly ten years ago: to develop and apply new breeding technologies to convert potatoes into a hybrid crop. A 'large' trial of the first experimental hybrids took place last season.

In 2016 a number of new crop protection products for use in potato cultivation are available in Canada

The latest Focus on Potato webcast, titled “Best Management Tactics and Fungicide Resistance in Early Blight and Brown Spot” highlights the importance of measures to mitigate fungicide resistance, particularly when applied and repeatedly used on a single site.

Resumen de la ponencia que sobre el tema se presentó en el XXVI Congreso bienal de la Asociación Latinoamericana de la Papa (ALAP), celebrado en septiembre del 2014 en Bogotá.

Potato growers are facing many weather-related challenges and recent warm, wet weather has led to a massive increase in the number of Smith Periods this year so far, says Potato Council executive and blight specialist Gary Collins.

According to independent potato specialist of Root Crop Consultancy Howard Hinds, Alternaria has become much more of an issue in UK potato crops, with severe infections being experienced in susceptible varieties such as Markies.

Bayer CropScience today announced that Luna, the company's newest fungicide innovation, has received registration from the U.S. Environmental Protection Agency and is now available for sale, although Luna is not available in all States.

In the United Kingdom, potato Late blight fungicides Consento and Prompto (fenamidone + propamocarb) have gained label extensions for protection of potato crops against Early blight (Alternaria).

De Phytophthora infestans-populatie wordt steeds agressiever, de cyclus wordt korter en er kan een snellere uitbreiding van de epidemie optreden als niet wordt ingegrepen.

Syngenta warns potato growers not to compromise blight control programmes during high risk conditions when tackling the threat of Alternaria.

Leaf samples taken last summer by provincial potato specialists and ag chem firm Bayer CropScience throughout Canada show "widespread"presence of fungi that have mutated to resist the fungicides used most often to control them.The sampling pr...