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单词 cankerworm
释义

Definition of cankerworm in English:

cankerworm

noun ˈkaŋkəwəːmˈkaNGkərˌwərm
  • The caterpillar of a North American moth that has wingless females. Cankerworms consume the buds and leaves of trees and can be a major pest.

    尺蠖

    Several species in the family Geometridae

    Example sentencesExamples
    • The first goal of this paper is to document an example of associational susceptibility using the hosts of a common forest pest, the fall cankerworm.
    • During all three years of our study, locally high densities of fall cankerworm depleted the preferred resource, box elder, and then ‘spilled over’ onto the less-preferred host, cottonwood.
    • With the low dispersal ability of late instar fall cankerworm, it is not surprising that associational susceptibility was evident at the scale of only a few meters.
    • Many garden pests are carabid food: cutworms, codling moth larvae, tent caterpillars, slugs, snails and cankerworms to name a few.
    • House wrens and chickadees compete for cankerworms and caterpillars; wood ducks, gray squirrels, flickers, and screech owls fight for the same nesting sites.

Definition of cankerworm in US English:

cankerworm

nounˈkaNGkərˌwərm
  • The caterpillar of a North American moth that has wingless females. Cankerworms consume the buds and leaves of trees and can be a major pest.

    尺蠖

    Several species in the family Geometridae, in particular Paleacrita vernata and Alsophila pometaria

    Example sentencesExamples
    • During all three years of our study, locally high densities of fall cankerworm depleted the preferred resource, box elder, and then ‘spilled over’ onto the less-preferred host, cottonwood.
    • Many garden pests are carabid food: cutworms, codling moth larvae, tent caterpillars, slugs, snails and cankerworms to name a few.
    • With the low dispersal ability of late instar fall cankerworm, it is not surprising that associational susceptibility was evident at the scale of only a few meters.
    • The first goal of this paper is to document an example of associational susceptibility using the hosts of a common forest pest, the fall cankerworm.
    • House wrens and chickadees compete for cankerworms and caterpillars; wood ducks, gray squirrels, flickers, and screech owls fight for the same nesting sites.
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更新时间:2024/12/27 16:42:58