News on Potato Defects and Diseases from the Americas

The number of cases of a late blight (Phytophthora infestans) continues to grow on Prince Edward Island.

In Alberta, late blight occurs infrequently, but can have devastating impacts in the years when it reaches epidemic levels.

Científicos de la Red de Biodiversidad y Sistemática, del Inecol, localizaron y probaron con efectividad un hongo capaz de alimentarse del nematodo. Este avance permitirá controlar biológicamente la plaga, anular el uso de productos químicos y contribuir a disminuir el impacto de la agricultura en la ecología de la región.

Continued wet August weather has caused late blight infections to proliferate throughout Eastern Idaho, according to University of Idaho Extension potato pathologist Phil Nolte.

The National Potato Council (NPC) is pleased to award Washington Luis da Silva, a plant pathology Ph.D. student at Cornell University in Ithaca, N.Y., its 2014-15 Academic Scholarship.

The Canadian Food Inspection Agency has confirmed a case of potato wart in a Prince Edward Island field.

Cómo funciona esta red fue uno de los temas del seminario de Agrometeorología que se realizó en el INIA-Quilamapu para promocionar instrumentos tecnológicos entre los agricultores de la región.

Late blight, a fungal-like pathogen that affects potato and tomato crops, has been confirmed on Long Island for the sixth consecutive year.

A potato disease known as Late blight is threatening some Wisconsin potato fields, but growers are well aware and making strides to prevent it from spreading.

In this USDA research on soybean crops, researchers find a link between minimum winter temperature and pesticide use.

El 28 de mayo se realizó un taller para discutir y definir estrategias de manejo del tizón tardío de la papa. Asistieron 38 técnicos del Instituto Nacional Autónomo de Investigaciones Agropecuarias (INIAP), la Escuela Superior Politécnica de Chimborazo (ESPOCH) y la Universidad Central del Ecuador (UC).

Whether you call them glassy ends, translucent ends, dark ends, jelly ends, or something even less flattering, sugar ends are a significant issue.

A University of Florida scientist has pinpointed Mexico as the origin of the pathogen that caused the 1840s Irish Potato Famine, a finding that may help researchers solve the $6 billion-a-year disease that continues to evolve and torment potato and tomato growers around the world.

Mexican authorities have closed the country’s borders to U.S. potato imports citing phytosanitary issues as the reason for the ban, reports freshfruitportal.com.

Se trata de una innovación que desarrollará un equipo de trabajo liderado por la Prof. Laura Böhm del Instituto de Producción y Sanidad Vegetal del UACh.

Hairy nightshade and potato tuberworm (or potato tuber moth) are two economically important inhibitors to potato production. Two of the latest ‘Focus on Potato’ webcasts focus on these economically important potato pests.

The Canadian Food Inspection Agency (CFIA) and the United States Department of Agriculture (USDA) have adopted revised guidelines to manage potato cyst nematode (PCN) that will support potato growers, help facilitate international trade, and maintain protection against the pest.

Researchers at USDA's Agricultural Research Service are leaving no stone unturned when it comes to finding new ways of managing zebra chip disease and the insect that can spread it to potato crops.