The d rive to save elm trees is part of a broader fight in the U.S. to try to beat back forest pests and diseases, which ...
Scientists use disease to restore iconic American elm trees - The initiative to protect elms forms part of a broader national ...
As many as 100 million elm trees died from Dutch elm disease in the span of 50 years. Now, decades of careful breeding may ...
Add Yahoo as a preferred source to see more of our stories on Google. The 36 trees planted last week at Boutwells Landing senior living community in Oak Park Heights have a big job: To help revitalize ...
Add Yahoo as a preferred source to see more of our stories on Google. After more than a decade of nurturing, it had come time to infect this 28-acre grove of American elms with a disease that would ...