马铃薯缺陷和疾病

As the annual potato harvest begins, Wisconsin farmers continue to check their fields for late blight, the ferocious plant disease that caused the 1848 Irish potato famine and fueled massive emigration from Ireland.

The latest Focus on Potato Webcast from the Plant Management Network is available and addresses the use of Pathogen Detection Test Kits for Rapid Potato Disease Diagnosis: Using Pathogen Detection Test Kits for Rapid Potato Disease Diagnosis

A group of campaigners in the Irish Republic has been refused a legal challenge over the first trial of a genetically modified potato crop. In July, the Environmental Protection Agency (EPA) gave the go ahead for a gm blight-resistant potato crop to be tested in County Carlow.

Researchers say populations of potato psyllids - vectors of a new crop disease to the region called zebra chip - are growing dramatically in the Columbia Basin.

The public debate between AUSVEG and the Department of Agriculture, Fisheries and Forestry (DAFF) in Australia continues, with AUSVEG querying DAFF’s decision to go ahead with plans in light of South Korea’s decision to suspend imports of US potatoes due to concerns over zebra chip disease.

The U.S. Department of Agriculture's Animal &Plant Health Inspection Service is working to provide data to officials in South Korea that it hopes will result in a reversal of a decision to ban potato exports from Oregon, Washington and Idaho.

AUSVEG has “wrongly accused” the Department of Agriculture, Fisheries and Forestry (DAFF) of basing quarantine conditions on outdated information, and of avoiding accountability, says DAFF.

ast year, zebra chip made headlines when the potato disease caught a couple of Columbia Basin growers off guard and devastated their crop.

The Agri-Food and Biosciences Institute and CAFRE, Greenmount Campus have issued a further potato blight warning.

The NDSU Potato Blightline for August 20th sponsored by Syngenta Crop Protection has been issued.

With bacterial disease blackleg posing a threat to Scottish seed potato crops for a second consecutive season, there was advice at Potatoes in Practice on managing the risk of spread during haulm destruction.

Wet weather is once again favouring blackleg development in Scottish seed potato crops, although disease levels are believed currently to be below the record levels seen in 2011.

The application of oils has the potential to assist in the control of non-persistent viruses in potato seed crops. However, more work is required to establish the effects on seed crops.

The federal government is providing $109,000 for the University of Idaho to study an emerging plant disease the school says “poses a substantial threat to the state’s potato industry.” The money will be used to monitor potato fields for the presence o...

In France, according to the UNPT, blight pressure remains strong and there are signs of early senesce in some crops.

A scheme to clear fields in Northern Ireland of potato wart disease has been hailed as a success.

Canadian Potato producers received a boost from the federal Government, as Agriculture Minister Gerry Ritz and Member of Parliament Mike Allen (Tobique–Mactaquac) attended the Centennial celebrations at the Potato Research Centre in Fredericton, NB.

Northwest agriculture researchers in the US say they are finding more cases of a zebra chip disease in the region’s potatoes.