Aug 30, 2011

Bt Resistant Corn Borers Spur Concerns

  A team of researchers at Iowa State University (ISU) recently confirmed western corn rootworms in northwestern Iowa are developing resistance to the natural pesticide in Bt corn, raising questions about the effectiveness of the genetically engineered corn. Specifically, the team of ISU entomologists led by Aaron Gassman found evidence of root worm resistance to the Cry3Bb1 strain of protein toxin from Bacillus thuringiensis found in Monsanto Bt corn varieties....More

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