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单词 bagworm
释义

Definition of bagworm in English:

bagworm

nounˈbaɡwəːmˈbaɡwərm
  • A drab moth, the caterpillar and flightless female of which live in a portable protective case constructed out of plant debris.

    顿袋蛾,蓑蛾

    Family Psychidae: many genera

    Example sentencesExamples
    • It works well only on young bagworms and must be applied between June 15th and July 15th to be effective.
    • When many small bagworms are infesting evergreens, an insecticide may be needed to prevent serious damage.
    • The bag is firmly attached by a sturdy silk band which the bagworms usually wrap around a twig.
    • When fully grown, the bagworms are a dull, dirty, gray with darker markings toward the head.
    • Large populations of bagworms can strip plants of their foliage and eventually cause them to die.
    • I'm like a bagworm that's lost its bag, a snail without its shell.
    • The heat from that burning will do more permanent damage to the tree than the bagworms ever will.
    • These problems include bagworms, pine wilt disease, Sphaeropsis Tip Blight of pine, along with others.
    • When fully grown, the bagworm fastens its covering to a twig and pupates within it.
    • The cheapest method of controlling bagworms on small trees and ornamentals is to hand-pick the bags.
    • We are all guilty of spraying an entire juniper hedge for bagworms when only three or four bags were seen which could have been easily picked off and crushed.
    • The bagworm occurs in the eastern United States from New England to Nebraska and south through Texas.
    • Dispersal of bagworms depends on the hatchlings getting out on a twig and letting out a long strand of silk.
    • When the commercial product is applied while the bagworm is still a larva, the bacterium can be very effective.
    • This is the time when bagworm eggs have hatched but have not yet formed their protective covering.
    • Since deciduous plants regrow new leaves each year, the defoliation caused by bagworm feeding is usually not serious.
    • The bagworm is native to the U.S. and occurs throughout much of the area east of the Rocky Mountains.
    • Inside every case once inhabited by a female bagworm are up to 1,000 eggs, which hatch in June.
    • Some of the bagworms can be identified by the shape of their cases or by the material used to construct them.
    • So, we typically recommend Kansans spray for bagworms in June, to give all the year's eggs time to hatch.

Definition of bagworm in US English:

bagworm

nounˈbaɡwərm
  • A drab moth, the caterpillar and flightless female of which live in a portable protective case constructed out of plant debris.

    顿袋蛾,蓑蛾

    Family Psychidae: many genera

    Example sentencesExamples
    • When the commercial product is applied while the bagworm is still a larva, the bacterium can be very effective.
    • When many small bagworms are infesting evergreens, an insecticide may be needed to prevent serious damage.
    • When fully grown, the bagworms are a dull, dirty, gray with darker markings toward the head.
    • The heat from that burning will do more permanent damage to the tree than the bagworms ever will.
    • We are all guilty of spraying an entire juniper hedge for bagworms when only three or four bags were seen which could have been easily picked off and crushed.
    • These problems include bagworms, pine wilt disease, Sphaeropsis Tip Blight of pine, along with others.
    • This is the time when bagworm eggs have hatched but have not yet formed their protective covering.
    • It works well only on young bagworms and must be applied between June 15th and July 15th to be effective.
    • Dispersal of bagworms depends on the hatchlings getting out on a twig and letting out a long strand of silk.
    • Some of the bagworms can be identified by the shape of their cases or by the material used to construct them.
    • So, we typically recommend Kansans spray for bagworms in June, to give all the year's eggs time to hatch.
    • Since deciduous plants regrow new leaves each year, the defoliation caused by bagworm feeding is usually not serious.
    • The bagworm is native to the U.S. and occurs throughout much of the area east of the Rocky Mountains.
    • The bag is firmly attached by a sturdy silk band which the bagworms usually wrap around a twig.
    • Large populations of bagworms can strip plants of their foliage and eventually cause them to die.
    • Inside every case once inhabited by a female bagworm are up to 1,000 eggs, which hatch in June.
    • When fully grown, the bagworm fastens its covering to a twig and pupates within it.
    • I'm like a bagworm that's lost its bag, a snail without its shell.
    • The bagworm occurs in the eastern United States from New England to Nebraska and south through Texas.
    • The cheapest method of controlling bagworms on small trees and ornamentals is to hand-pick the bags.
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更新时间:2024/9/21 22:22:02