Table 3. Attraction of DBM (Plutella xylostella) by traps baited with the sex pheromone (mixture of Z11-16:Ald, Z11-16:OAc, and Z11-16:OH in a ratio of 5 : 5 : 1), allyl isothiocyanate (AITC), Z3-6:OAc and/or a grinded solution of cabbage leavesa).
| Lure component (mg/septum) | Adults/trap/weekb) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pheromone | AITC | Z3-6:OAc | Leaf solutionc) | Male | Female (%) | Total | ||||
| 0.01 | 0.0 | 0.00 | − | 91.3±25.9 | bc | 0.0±0.0 | 91.3±25.9 | bc | ||
| 0.01 | 0.5 | 0.00 | − | 219.5±29.6 | a | 3.7±1.6 | ab | (1.7) | 223.2±28.7 | a |
| 0.01 | 0.0 | 0.05 | − | 95.1±55.9 | bc | 3.0±1.8 | ab | (3.1) | 98.1±56.2 | bc |
| 0.01 | 0.0 | 0.00 | + | 175.8±25.9 | ab | 5.2±4.3 | ab | (2.9) | 180.9±21.8 | ab |
| 0.01 | 0.5 | 0.05 | − | 80.9±31.4 | bc | 2.2±1.0 | b | (2.6) | 83.1±32.1 | bc |
| 0.01 | 0.5 | 0.05 | + | 99.6±33.4 | bc | 5.8±2.9 | a | (5.5) | 105.4±30.4 | bc |
| 0.00 | 0.5 | 0.00 | − | 42.2±38.7 | d | 3.2±0.6 | ab | (7.1) | 45.2±38.2 | d |
| 0.00 | 0.0 | 0.05 | − | 36.0±25.2 | d | 4.0±1.3 | ab | (10.0) | 40.2±24.3 | d |
| 0.00 | 0.0 | 0.00 | + | 68.6±24.0 | cd | 5.0±1.5 | ab | (6.8) | 73.6±25.4 | cd |
| One virgin femaled) | 159.4±26.5 | ab | 0.0 | 159.4±26.5 | ab | |||||
| Blank (control) | 0.0 | 0.0 | 0.0 | |||||||
a) Experiments were carried out at a cabbage field in Cho Moi district, An Giang province from 12 March to 9 April, 2015. b) Mean±S.E. (n=3). Values within each test followed by the same letter are not significantly different at p<0.05 by Tukey–Kramer Test. c) Leaf solution was renewed every 3 days. d) Virgin female was replaced every week.