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corn rootworm

noun
1.
the larva of any of several leaf beetles of the genus Diabrotica that feeds on roots and underground stems: an agricultural pest, especially of corn.
Origin
1890-1895
1890-95, Americanism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for corn rootworm
  • The efficacy of the corn rootworm control material is affected by how it's applied.
  • Two trials were conducted on field corn to evaluate various at plant insecticide technologies for corn rootworm efficacy.

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6
8
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