Fig. 7. SEM images of the interactions between T. urticae and GO, individual pesticides and GO–pesticide nanocomposites after treatment for 24 h. (A–D) Images of T. urticae treated by DT, Cyh, Bif and Fen, respectively. (E–H) Images of T. urticae treated by GO and GO–Cyh, GO–Bif and GO–Fen, respectively.