Bark beetles can destroy spruce forests by converting the trees' defences into even more toxic substances, scientists ...

Then there is the fungus, Beauveria bassiana. This fungus is neither the tree’s nor the beetle’s friend; as a pathogenic ...

Spruce bark beetles don’t just tolerate their host tree’s chemical defenses—they actively reshape them into stronger ...

Spruce bark is rich in phenolic compounds that protect trees from pathogenic fungi. A research team at the Max Planck ...

Spruce bark beetles hijack their host tree’s chemical defenses, transforming them into potent weapons against fungal threats.

This is because the beetle can break down the plant-derived compounds (phenolic glucosides) via a water-mediated process ...

Foresters will treat as many as 120,000 acres of lands on the Grand Mesa, Uncompahgre and Gunnison national forests to limit the effects of the spruce beetle and aspen decline. The spruce beetle and ...

Vast swathes of the country’s trees have been killed off by droughts and infestations, in a trend sweeping across Europe. A shift towards more biodiverse cultivation could offer answers ...

CHEYENNE, Wyo. | The U.S. Forest Service says an outbreak of spruce beetles is spreading at an accelerating rate across hundreds of square miles of new forest in Colorado. Meanwhile, a massive ...

A new machine-learning system developed at the University of Alaska Fairbanks can automatically produce detailed maps from satellite data to show locations of likely beetle-killed spruce trees in ...