英:[bɑ:k ˈbi:tl]
美:[bɑrk ˈbitl]
英:[bɑ:k ˈbi:tl]
美:[bɑrk ˈbitl]
树皮甲虫;
noun
any of numerous beetles (family Scolytidae) that bore under the bark of trees both as a larva and as an adult
小蠹
The first known use of bark beetle was in 1832
base on balls
an advance to first base given to a baseball batter who takes four pitches that are balls
baselinenoun
a line used as a base
either of two straight lines on a baseball field leading from home plate to first base and third base and extending into the outfield
base path
base hitnoun
a hit in baseball that allows the batter to reach base safely with no error made and no base runner forced out
barrier reefnoun
a coral reef roughly parallel to a shore and separated from it by a lagoon
barrel organnoun
an instrument producing music by a series of pegs arranged around a revolving cylinder so that they open valves to admit air from a bellows to a set of pipes
barometric pressurenoun
the pressure of the atmosphere usually expressed as the height of a column of mercury
barn swallownoun
a common swallow that often nests in barns
barn owlnoun
a widely distributed owl with brown, gray, and white feathers that is found near barns and other buildings and preys especially on rodents
bark beetlenoun
any of a group of beetles that bore under the bark of trees both as larvae and adults
1 Berasategui adds that plenty of bark beetles, like ambrosia beetles, also benefit from Fusarium fungi, but in a different way.
2 Sequoias need fire to reproduce, but the supercharged blazes of recent years have become lethal to the trees already weakened by drought and bark beetles.
3 Some are succumbing to bark beetles, which have killed 60,000 acres of forest.
4 No doubt spruce bark beetle and our urban forests’ health will be a key topic.
5 As the drought continued, native bark beetles swooped in and began killing large tracts of California’s conifer forests, though not the sequoias.
6 California trees are also dying at a record pace due to drought, wildfires, bark beetle infestation and other threats.
7 Between 2011 and 2020, wildfires, drought and bark beetle infestations contributed to the loss of nearly a third of all conifer forests in the lower half of the mountain range, according to a recent study published in the journal Ecological Applications.
8 The trees have suffered at least a 70% increase in mortality over the last decade due to severe drought and bark beetle infestations.
9 "A-bomb, H-bomb and nuclear-powered submarine"
两弹一艇
10 The advances in utilization of pheromones for integrated management of bark beetles are reviewed in this paper.
综述了信息素在小蠹虫综合治理中的应用进展。
11 The spruce bark beetle is the major tree - killing insect pest of Alaska spruce forests.
云杉树皮甲虫是阿拉斯加云杉树林中危害树木的主要害虫.
1 多种
Brown rail copper prominent deer dolphin cricket flea sucker cockroach laurel leech quail pheasant plurality plantain sparrow partridge bedbug mantis tern vole mongoose parakeet mayfly softshell winkle shearwater gladiolus pufferfish whistler pipit surgeonfish shrike veronica nightjar gurnard buteo tinamou gerbera trogon genista hawkmoth clearwing livebearer manakin prickleback ruby-tail tyrannulet puffbird toucanet pond skater snipe fly sea robin labyrinth fish worm lizard mantis shrimp liver fluke water lily electric ray dog rose root fly slipper limpet crane fly storm petrel
2 蛀虫