Methods of using N-substituted(6-haloalkylpyridin-3-yl)alkyl sulfoximines, such as sulfoxaflor, as a seed treatment to control Coleopteran insects, such as flea beetles.MÉTODOS PARA TRATAR SEMILLAS Y COMBATIR LOS INSECTOS DE LA ESPECIE Phyllotreta cruciferae, APLICANDO A LAS SEMILLAS, LA SULFOXIMINA SULFOXAFLOR