Washington, DC–(ENEWSPF)–March 24, 2014. A study by an entomologist at Iowa State University in Ames Iowa found that western corn rootworm is now resistant to two varieties of Bt-incorporated genetically engineered (GE) maize and that resistant insects are likely to be cross-resistant. This study adds to the growing scientific literature that shows insect resistance to Bt crops is making certain GE technologies obsolete, which could lead to an increase in insecticide use.
The study,
