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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 ...
Still, southern pine beetle infestations in 2023 represented "the most wide-spread activity in the Southern region in the past two decades," according to the information center. Southern pine ...
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]
Other signs of Ips infestation include particles of wood dust accumulating on the bark, foliage, and nearby objects as a result of the beetles' tunneling activity. The wood dust can mix with resin that bleeds from the injury site, creating whitish or reddish pitch tubes, [ 6 ] but these are more common in Dendroctonus infestations. [ 3 ]
On a recent excursion, Campbell Vaughn couldn't help but notice the devastation of pine trees in local forested areas due to the southern pine beetle.
Asian long-horned beetle infests primarily maple, poplar, willow and elm; Sirex noctilio infests multiple pine species; Southern pine beetle also infests several pine species; it is native to the Southeast, but is considered invasive in the Northeast; Winter moth is a defoliating insect that infests many species including oaks, maples, and cherries
Adult Ips pini beetles commence their active phase within the early stages of tree life. This phase is characterized by the emergence of infestations in trees, which may be freshly damaged or have sustained damage during the winter months. Such infestations serve as a visible indicator of the beetles' activity and their impact on forest ecosystems.
Dendroctonus is a genus of bark beetles.It includes several species notorious for destroying trees in the forests of North America. The genus has a symbiotic relationship with many different yeasts, particularly those in the genera Candida and Pichia that aid in digestion and pheromone production.