Fig. 7 in Behavioral responses of Aphis citricola (Hemiptera: Aphididae) and its natural enemy Harmonia axyridis (Coleoptera: Coccinellidae) to non-host plant volatiles

Fig. 7. Differences in the number Harmonia axyridis adults in response to 12.5 μL/L, 25 μL/L, and 50 μL/L D-limonene (A, B) and terpinolene (C, D) afer 60 min. A, C: No aphids;B, D: aphids present.The numbers of asterisks represent the level of significance:** highly significant (P <0.01);* significant (P <0.05);n.s. no significant difference.