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The mountain pine beetle has killed large numbers of the lodgepole pine trees in the northern mountains of the US state of Colorado. The more recent outbreak of another bark beetle pest, the spruce beetle, is threatening higher-elevation forests of Engelmann spruce. [1] Chemical prevention is effective but too costly for large-scale use.
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. In western North America, an outbreak of the beetle and ...
Description. Common names include pine sawyer, western pine sawyer, spined woodborer, and ponderosa pine borer. [2] A taxonomic synonym is Ergates spiculatus. [2] This beetle species develops on fallen ponderosa pines and Douglas firs. [3] T. spiculatus is the largest species of wood boring beetle in Colorado.
Binomial name. Monochamus scutellatus. (Say, 1824) Subspecies. M. s. oregonensis. M. s. scutellatus. Monochamus scutellatus, commonly known as the white-spotted sawyer or spruce sawyer or spruce bug or a hair-eater, [1] is a common wood-boring beetle found throughout North America. [2] It is a species native to North America.
D. brevicomis. Binomial name. Dendroctonus brevicomis. LeConte, 1876. Dendroctonus brevicomis, the western pine beetle, is a species of crenulate bark beetle in the family Curculionidae. It is found in North America [1][2][3] and parts of Mexico. [4] It is known as a destructive pest of ponderosa and Coulter pine trees. [5]
Ips pini, also known as the pine engraver or North American pine engraver, is a species of typical bark beetle in the family Curculionidae found primarily in North America. These beetles are subcategorized by the distinctive geographic ranges in which they are found. A key distinguishing feature of different populations is how they produce the ...
History. Pine mortality in Japan was first reported by Munemoto Yano (矢野宗幹) in Nagasaki prefecture in 1905. [4] The nematode was first discovered in the timber of longleaf pine (Pinus palustris) in Louisiana, United States. Steiner and Burhrer reported that the nematode was a new species, and they named it Aphelenchoides xylophilus in ...
Dendroctonus adjunctus, the roundheaded pine beetle, is a species of bark beetle in the family Curculionidae found in North America. [1][2][3] A parasite, the roundheaded pine beetle feeds on and eventually kills pine trees of several species in Guatemala, Mexico, and the Southern United States (New Mexico, Arizona, Nevada, Colorado, Utah). [4][5]