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Federal and state officials said Monday the emerald ash borer, known for killing 99% of Michigan’s ash trees and killing thousands more across the East Coast, has been detected in Yamhill ...
Sometimes trees are girdled to act as trap trees to monitor for emerald ash borer. The stressed tree attracts egg-laying females in the spring, and trees can be debarked in the fall to search for larvae. [8] If detected, an area is often placed under a quarantine to prevent infested wood material from causing new infestations.
Megacyllene robiniae, commonly known as the locust borer, is a species of longhorn beetle endemic to eastern North America. It is a serious pest of Robinia pseudoacacia , the black locust tree, with which it is sympatric .
Wood-boring insects can degrade the wood aesthetically by boring holes, and also indirectly as vectors for fungi and nematodes which can cause structural damage. [ 5 ] Allison et al. [ 11 ] extrapolated information from one mill in southern British Columbia to suggest that wood-boring insects could cause an annual loss of US$43.6 million per ...
Dutch elm disease was spread by elm bark beetles, yet the tree mortality was caused by a pathogen. [4] Chestnut blight is a fungus spread through wind dispersal and rain splatter; the blight traveled up to 50 miles in a year by natural means. [5] Insect pests, once they reach the adult phase, have the ability to disperse by flight.
Woodboring beetles most often attack dying or dead trees. In forest settings, they are important in the turnover of trees by culling weak trees, thus allowing new growth to occur. [ 3 ] They are also important as primary decomposers of trees within forest systems, allowing for the recycling of nutrients locked away in the relatively decay ...