On the St. Paul campus of the University of Minnesota, rows of tiny elm trees sprout in a test field run by University researchers. These elms are a series of new trees cloned by the University that ...

Grand Forks still loses more than 100 trees a year to Dutch elm disease, even as its threat has decreased in recent decades. Dutch elm was first found in Grand Forks in 1979 and reached its height in ...

The disease has decimated American elm trees in other parts of Saskatchewan since it arrived in the 1980s. Saskatoon was free of it until this point. It's caused by a fungus that clogs the water ...

Add Yahoo as a preferred source to see more of our stories on Google. U.S. Army Corps of Engineers Forester Andy Meier inspects an elm tree on the Mississippi River for possible signs of Dutch elm ...

Recently, our diagnostic lab at Kansas State University reported a high volume of Dutch elm disease cases in Kansas. The disease has been present in the United States since the 1920s, when it began ...

It's been more than three decades since Dutch elm disease was first spotted in Grand Forks. That first victim was a small tree that grew where the Grand Forks water treatment plant now stands. Since ...

A reader of ERR's Novaator science portal noticed diseased ash and elm trees in their home yard and asked what was causing it ...

Getting your Trinity Audio player ready... Dutch elm disease has been reported back in Denver after more than a decade of its absence. The Denver forestry office discovered the disease last month in ...

In early July, Denver’s forestry team discovered that Dutch elm disease – a fungal tree killer that targets American elms – was back after a twelve-year absence from the city. While the team is hoping ...

The 36 trees planted last week at Boutwells Landing senior living community in Oak Park Heights have a big job: To help revitalize the state’s elm population. The American elm trees, each about 2 ...

The American elm (Ulmus americana) was once a common sight on the Upper Mississippi River, but Dutch elm disease, or DED, has killed many trees. DED is an invasive fungal pathogen that is spread by ...

RENO BOTTOMS - The elm tree that towered over Andy Meier was a survivor. At 37 inches around and about 150 years old, it had so far avoided Dutch elm disease, the fungus that wiped out many of its ...