News on Potato Defects and Diseases from the Americas

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.

Abarcaron distintas áreas como ciencias sociales, naturales y exactas, humanidades, agro, ingeniería, energía y medicina

Según una reciente investigación de las Universidades de Kansas y California-Davis, el Centro Internacional de la Papa y el Instituto Internacional de Investigación del Arroz.

Times have changed for Alberta potato growers. Up until four years ago, the province was virtually late blight-free. Lately, wet springs and high humidity — uncharacteristic for this region — have nurtured the growth and spread of the disease.

Resultados de nuevos estudios por científicos con el ARS sugieren que un tratamiento con el ácido salicílico podría prevenir o reducir la infección de plantas de cultivos por el fitoplasma de la punta morada de la papa, el cual es una bacteria sin paredes celulares.

Bob Vernon, an Agriculture Canada scientist, spoke to about 300 farmers on Prince Edward Island on wireworm, a pest he's been researching for 20 years.

Shankar Kaji Shakya, a graduate student and research fellow from the University of Florida (UF), recently visited the office of the International Potato Center (CIP) in Quito, Ecuador to discuss the characteristics of late blight in the Andes with CIP scientists.

A concerted effort has begun in Alberta Canada to raise awareness about the nastiness of late blight in tomatoes and potatoes.

Jenifer Huang McBeath of the University of Alaska Fairbanks has been researching biological controls and developing environmentally friendly methods for farmers to combat plant diseases since 1985. She never intended to switch her focus to potatoes...