Ryan Jackson, USDA-ARS, SIMRU, P. O. Box 346, Stoneville, MS 38776 and Jeff Gore, USDA, ARS, SIMRU, P.O. Box 346, Stoneville, MS 38776.
Single and dual-gene Bt cottons were evaluated for their performance against the corn and rice strains of fall armyworm in 2007. Both field and laboratory tests were conducted to evaluate the efficacy of these cottons against fall armyworm.