In the case of corn, the pest is the European corn borer.
American farmers spend an estimated $50 million a year on chemicals to fight the corn borer.
The Southwestern corn borer has an extensive range.
Both strains have a protein that is toxic to the European corn borer.
Too many inspectors bothering you about corn borers and Japanese beetles.
But that strategy works only if corn borers disperse before they mate.
The corn was modified so that it would be resistant to the corn borer.
As a result, the corn variety produces a toxin which affects the corn borer.
This deed prevents corn borers from haboring inside the stubble over winter.
So maybe we have to get used to seeing a few corn borers again.