Latest Woodboring beetles Stories
The hordes of bark beetles that have bored their way through more than 6 billion trees in the western U.S. and British Columbia since the 1990s do more than damage and kill stately pine, spruce and other trees.
'Fusarium dieback' severely damaged avocados in Israel, says UC Riverside plant pathologist Akif Eskalen, who identified the fungus
Climate change appears to be good news for destructive bark beetles.
Periodic outbreaks of bark beetles can cause annual losses of millions of dollars and pose serious challenges for forest managers, and the suppression of outbreaks is particularly difficult and expensive.
Long thought to produce only one generation of tree-killing offspring annually, some populations of mountain pine beetles now produce two generations per year, dramatically increasing the potential for the bugs to kill lodgepole and ponderosa pine trees.
The southern pine beetle, Dendroctonus frontalis Zimmermann, is a chronic insect pest within pine forests in the southeastern United States.
The Asian long-horned beetle (Anoplophora glabripennis) is native to China and Korea where it causes widespread destruction of poplar, willow, elm, and maple throughout vast areas of eastern Asia. Asian longhorned beetles are big, showy insects: shiny and coal black with white spots. Adults are about 1 inch (2.5 cm) long. On their head is a pair of very long antennae that are alternately ringed in black and white. The antennae are longer than the insect's body. An invasive species in...