Table 3.
Meloidogyne incognita chemotactic response to volatile organic compounds (VOCs).
| Concentrations (mg/L) | Chemotaxis index | ||||
|---|---|---|---|---|---|
| Acetone | 2-Decanol | Furfural acetone | 2-Undecanone | 4-Acetylbenzoic acid | |
| 0 | 0.014 ± 0.029 c | 0.014 ± 0.029 b | 0.014 ± 0.029 c | 0.014 ± 0.029 a | 0.014 ± 0.029 bc |
| 1 | 0.104 ± 0.032 bc | 0.057 ± 0.066 ab | 0.289 ± 0.056 b | −0.372 ± 0.066 c | 0.239 ± 0.050 a |
| 10 | 0.153 ± 0.028 b | 0.110 ± 0.053 ab | 0.471 ± 0.036 a | −0.435 ± 0.066 c | 0.099 ± 0.045 b |
| 100 | 0.231 ± 0.033 ab | 0.138 ± 0.008 a | 0.282 ± 0.055 b | −0.142 ± 0.019 b | −0.062 ± 0.058 c |
| 1000 | 0.266 ± 0.041 a | 0.166 ± 0.019 a | 0.376 ± 0.052 ab | −0.086 ± 0.037 ab | −0.222 ± 0.037 d |
| 10000 | 0.169 ± 0.033 b | ND | 0.444 ± 0.036 a | ND | −0.229 ± 0.020 d |
ND, not detectable. The data are shown as the mean ± SD (n = 6). Duncan’s multiple range test was employed to test for significant differences between treatments at P < 0.05. Different lowercase letters indicate significant difference between treatments (P < 0.05).