Table 8.
The fumigant toxicity of main ingredients of EOs on 10th instar of T. molitor
| Treatment | Treatment Time (h) | Number of insects tested | LC50 (µl/liter) 95% CIa | LC95 (µl/liter) 95% CIa | Slope ± SE | Chi-square (df) | P* |
|---|---|---|---|---|---|---|---|
| D-Limonene plus β-pinene | 48 | 450 | 2.9 (2.4–3.5) | 48.0 (30.2–92.5) | 2.42 ± 0.22 | 6.69 (4) | < 0.05 |
| 96 | 450 | 2.0 (1.6–2.4) | 30.7 (20.0–56.1) | 2.48 ± 0.23 | 2.84 (4) | < 0.05 | |
| D-limonene | 48 | 450 | 4.3 (3.6–5.2) | 60.1 (39.8–106.6) | 2.57 ± 0.23 | 3.65 (4) | < 0.05 |
| 96 | 450 | 3.0 (2.0–4.1) | 36.2 (19.7–112.0) | 2.72 ± 0.25 | 6.59 (4) | < 0.05 | |
| β-pinene | 48 | 450 | 10.1 (8.3–12.5) | 168.9 (100.4–356.0) | 2.41 ± 0.23 | 1.82 (4) | < 0.05 |
| 96 | 450 | 6.5 (5.4–7.8) | 94.3 (60.4–175.8) | 2.53 ± 0.23 | 0.83 (4) | < 0.05 | |
| Control | — | 90 | — | — | — | — | — |
aLC50 or LC95 values are considered significantly different when the 95% CI do not overlap.
*Goodness-of-fit test is significant at P < 0.05.