pine bark beetleの例文

• We have lost many large pines that became vulnerable to pine bark beetles.
• In Colorado, the pine bark beetle is a common parasite.
• There are several types of pine bark beetles, and all have a similar life history.
• Q : I have lost all the trees in my back yard to pine bark beetles.
• However, the recent migration of pine bark beetles has caused massive damages to the pine forests.
• Also, the forest pine bark beetle is eating many trees in Canada and the United States.
• _Droughts could intensify economic and environmental loss from wildfires and damage to forests from pine bark beetles.
• There are also the Southern Pine bark beetles that have caused excessive damage to the pine trees on the Eastern Shore.
• The effects of such delays can be seen in the vicinity of Vail, where mountain pine bark beetle, mistletoe and disease have killed thousands of trees.
• The county's trees are exposed to damage from wind, lightning and pine bark beetles, and storms often blow the trees down, blocking the road, Mayfield said.
• When pine bark beetles and other insects swarm to feed on the dead trees, woodpeckers and flickers follow, and the charred trees provide a home for these cavity nesters.
• Hotter, drier weather could increase wildfires and the susceptibility of pine forests to pine bark beetles and other pests, which would reduce forests and expand grasslands and arid shrublands.
• In particular, verbenone when formulated in a long-lasting matrix has an important role in the control of bark beetles such as the mountain pine beetle and the Southern pine bark beetle.
• There is a trail to Hunlen Falls, starting from Highway # 20 at the foot of the Bella Coola Hill, but it was almost impassable in 2011 due to numerous dead-falls from a pine bark beetle infestation.
• The fire also was threatening to rip through some 400, 000 acres of standing dead trees near Lake Arrowhead that were killed by pine bark beetles, potentially creating what some officials characterized " a fire of biblical proportions ."
• The fire started Friday about four miles ( six kilometers ) from Highland in an area with thousands of dead trees ravaged by Western pine bark beetles, said Karen Terrill, fire information officer for the California Department of Forestry and Fire Protection.