News on Potato Defects and Diseases

One of the scourges of the potato crop – blight – has now been found in all the major growing areas of Scotland, with infestation levels running well ahead of average.

Russia has discovered brown rot in a shipment of potatoes imported from Egypt, threatening to halt trade of the crop between the two countries, an Egyptian Ministry of Agriculture official said Wednesday

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.

The horticulture department and Krishi Vignana Kendra had organised a demonstration of spraying pesticides in Narasipura in the wake of spread of blight disease for potato crop under Salagame hobli in the taluk recently.

Australia's national vegetable grower group Ausveg says import controls being recommended by Biosecurity Australia fail to protect Australia's potato industry from the threat of disease.

El Servicio Agrícola y Ganadero, SAG Región de Los Lagos, detectó en la provincia de Llanquihue un foco del nemátodo dorado (Globodera rostochiensis), plaga cuarentenaria que afecta el cultivo de papas. “Durante acciones de vigilancia sanitaria de rut...

Home gardeners and commercial growers are alerted of the potential introduction of late blight this growing season, as it has been confirmed in Suffolk County.

Liberibacter, the bacterium responsible for zebra chip, has been found in an Idaho potato field.

Do potato psyllids migrate from one location to the next, starting in northern Mexico and moving northward as the potato season progresses, or are psyllid populations local?

The University of Idaho extension today announced that the potato psyllids found last month in Idaho tentatively tested positive for Liberibacter, Zebra Chip disease.

Two adult potato psyllids were found on yellow sticky cards that were collected June 19 from a Twin Falls County potato field, according to an alert issued Tuesday by University of Idaho Extension staff.

Dutch tests on a new strain of potato blight similar to that discovered for the first time in the UK last year have shown some isolates have reduced sensitivity to the common active fluazinam used to control the disease.

The disease risk in potatoes has increased with the wet weather over the last few weeks. Luckily, so far no late blight hasbeen found in Manitoba.

East African farmers, who are mostly small-scale, currently select their seed potatoes from the mass of harvested potatoes. That results in lots of virus diseases and potato brown rot, as well as low yields of an average of 10.5 tons per hectare. Tha...

Potato crops in Britain are facing high blight pressure this season, demanding the best possible protection under extremely challenging application conditions.

Researchers cooperate to develop nutritious, high-yielding, and more disease-resistant potatoes for food-insecure indigenous communities in Colombia.

Currently, eliminating a virus from an infected plant requires considerable time and money. The price is more than US$500, and the process can take up to a year. Searching for a more cost- and time-effective solution, scientists at the International P...

Potato pests can vary across Canada’s potato-growing regions. Whether they are new or notorious, their reach and severity depends upon Mother Nature’s whims.