Common Corn Pest Found to Be Resistant to Bt Gene

Source: USDA  Western corn rootworm sampled from four Iowan fields were found to have developed a resistance to Monsanto's widely used Bacillus thuringiensis (Bt) gene, according to a recent study published by the Public Library of Science.  The research, led by Iowa State University (Ames, IA) department of entomology professor AJ Gassmann, could cause farmers to consider switching to other gene technologies produced by Monsanto competitors DuPont and Dow AgroSciences.  The study is the first to show field-evolved resistance to Bt corn by the...

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