Fig. 3
From: NlugOBP1 in Nilaparvata lugens involved in the perception of repellent agent geraniol

H-tube olfactometer bioassay of adults. The behavioral responses of adults to 2 plant essential oils screened above at 5 µg/cm2, 50 µg/cm2, 500 µg/cm2 concentration, respectively. P values were determined by the χ-square test. Ns, no significant difference (P > 0.05); *, significant difference (P < 0.05); **, highly significant difference (P < 0.001 or P < 0.0001).