Co transformation of Gus and npt II genes using Agrobacterium tumefaciens strain GV2260:p35 GUS INT in tobacco variety Samsun Maden 2421doi:10.22194/JGIAS/10.993Agrobacterium tumefaciensselective genesreporter genestransformationgus expressionCo-transformation in Agrobacterium-mediated is known as an important...