Table 1 Acaricidal and insecticidal activities of Coriandrum sativum seed oils extracted by three different methods against Tyrophagus putrescentiae and Plodia interpunctella using contact and fumigant bioassaysa
Plant | Extract method | Insect | Stage | Contact (μg/cm2) | Fumigant (μg/cm3) | ||||
|---|---|---|---|---|---|---|---|---|---|
LD50 (95% CI)b | Slope ± SE | χ2 (df, p) | LD50 (95% CI)c | Slope ± SE | χ2 (df, p) | ||||
C. sativum | Steam | T. putrescentiae | Adults | 19.29 (17.31–24.09) | 2.06 ± 0.22 | 4.659 (4, 0.324) | 4.19 (2.89–5.63) | 2.14 ± 0.37 | 1.673 (4, 0.796) |
S. cerealella | Adults | NTc | − | − | 18.76 (15.97–20.42) | 3.96 ± 0.61 | 2.426 (5, 0.788) | ||
P. interpunctella | Larvae | > 75.20 | −d | − | > 75.20 | − | − | ||
Adults | NTc | − | − | 9.38 (6.53–12.32) | 2.21 ± 0.45 | 6.045 (5, 0.196) | |||
Solvent | T. putrescentiae | Adults | 29.25 (26.13–33.47) | 1.60 ± 0.20 | 2.819 (4, 0.589) | > 75.20 | − | − | |
S. cerealella | Adults | NTc | − | − | 21.11 (18.13–24.77) | 3.96 ± 0.61 | 2.426 (5, 0.788) | ||
P. interpunctella | Larvae | > 75.20 | − | − | > 75.20 | − | − | ||
Adults | NTc | − | − | > 75.20 | − | − | |||
Supercritical | T. putrescentiae | Adults | 31.57 (28.96–36.35) | 1.64 ± 0.20 | 1.207 (4, 0.877) | > 75.20 | − | − | |
S. cerealella | Adults | NTc | − | − | 27.36 (23.66–33.98) | 3.47 ± 0.53 | 4.369 (5, 0.498) | ||
P. interpunctella | Larvae | > 75.20 | − | − | > 75.20 | − | − | ||
Adults | NTc | − | − | > 75.20 | − | − | |||