马铃薯缺陷和疾病 来自美国

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

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 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.

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

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

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...

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

According to a report from Michigan State University, Botrytis blight is causing problems in potatoes throughout Michigan this season.

While other potato growers use preventative insecticide applications to protect their crops from a new disease to the Pacific Northwest, called zebra chip, Fred Brossy can only wait and see if it hits him.

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.

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

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?

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.

Late blight has not been reported in North Dakota, Minnesota or Manitoba. With the fair weather, late blight severity values are unchanged since Friday.

Late blight, the same disease that caused Ireland's potato famine in the 19th century, was confirmed in three Pennsylvania counties last week.

Researchers recommend potato growers in the Pacific Northwest intensify their field scouting programs for the potato psyllids that spread the crop disease zebra chip.