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The mountain pine beetle (Dendroctonus ponderosae) is a species of bark beetle native to the forests of western North America from Mexico to central British Columbia.It has a hard black exoskeleton, and measures approximately 5 millimetres (1 ⁄ 4 in), about the size of a grain of rice.
Massive outbreaks of mountain pine beetles in western North America after about 2005 have killed millions of acres of forest from New Mexico to British Columbia. [20] Bark beetles enter trees by boring holes in the bark of the tree, sometimes using the lenticels, or the pores plants use for gas exchange, to pass through the bark of the tree. [3]
In response to the unprecedented spread of bark beetles in the Rocky Mountains and other parts of the western United States, the U.S. Forest Service formed the Western Bark Beetle Research Group (WBBRG) in 2007—a collaboration between scientists from three research stations that pools knowledge and resources to better understand the threat and eventually develop a strategy to combat it. [10]
According to the Southern Pine Beetle Prediction website, Brunswick and Pender counties had a 0.2% chance of an outbreak in 2024, with spot infestations running at about 4%. The rest of the state ...
Like most other plants, pines come with specific insect and disease problems. One of the most common causes of pine death in Florida are bark beetles.
Of the 1,760,000 acres (7,100 km 2) of lodgepole pine, about 70% have been damaged. High temperatures have allowed beetle infestations at higher elevations. According to a recent study, pine beetles have expanded their infestation by 400,000 acres (1,600 km 2). The infestation is primarily concentrated in the state's northern mountains.
Mar. 20—For 18 months, Paul Reimus has led the battle in his neighborhood against a resurgent bark beetle invading piñon trees. He and others have enjoyed a winter respite from the beetles, but ...
Dendroctonus frontalis, the southern pine beetle, [1] often shortened to simply SPB, is a species of bark beetle native to the forests of the southern United States, Mexico and Central America. [2] It has recently expanded its range to the northeastern United States , where it is considered an invasive species and has destroyed massive amounts ...