sentence: An additional recent study found that MB exhibited acute insecticidal activity against various stages of several insect pests , including the brown marmorated stinkbug ( Halyomorpha halys S. ) , diamondback moth ( Plutella xylostella L. ) , tobacco hornworm ( Manduca sexta L. ) , and spotted wing drosophila ( Drosophila suzukii M. ) [ 30 ] .