- An insect larva that feeds on the roots of plants.More example sentences
- However, not all continuous corn fields have economic infestations of corn rootworms.
- Crop rotation is still the best approach to reduce densities of western corn rootworms in Nebraska.
- Planting an alternate crop in the spring literally can starve to death the new rootworms.
More definitions of rootwormDefinition of rootworm in:
- The British & World English dictionary