A transgenic plant comprising DNA encoding a Vip3Ab insecticidal protein and DNA encoding a Cry1Ca insecticidal protein, said plant also comprising DNA encoding a third insecticidal protein, said third protein being selected from the group consisting of Cry1Fa and Cry1Da.Una planta transgénica que comprende ADN que codifica una proteína insecticida Vip3Ab y ADN que codifica una proteína insecticida Cry1Ca, comprendiendo además dicha planta ADN que codifica una tercera proteína insecticida, seleccionándose dicha tercera proteína del grupo que consiste en Cry1Fa y Cry1Da.