Abstract:Bt(Bacillus thuringiensis)corn is one of the four large-scale commercialized GM crops being planted around the world. The debate surrounding the potential ecological risk of Bt corn is ongoing because of the persistence of larvicidal Bt proteins in soil after release from Bt corn root exudates and/or by plant decomposition. The majority of published papers has examined the effects of Bt corn on cultivation of ecologically important soil microorganisms or has used non-cultivation based molecular genetic anal...