Table 6 LC50 and LC99 of cinnamon oil formulations of residual effect against Culex pipiens larvae
Time/treatment | LC50 (95% CI) | LC99 (95% CI) | SLOPE ± SE |
|---|---|---|---|
C after 24 h | 65 (–) | 231 | 0.14 ± 0.01 |
C after 48 h | 323 (263–394) | 680 (558–956) | 0.007 ± 0.001 |
C after 72 h | 775 (647–962) | 1586 (1294–2209) | 0.003 ± 0.001 |
C after 96 h | 4131 (–) | 8404 (–) | 0.01 ± 0.01 |
C after 120 h | – | – | – |
C after 144 h | – | – | – |
CNE after 24 h | 28.3 (24.3–33.3) | 46.2 (38.8–68.8) | 0.13 ± 0.03 |
CNE after 48h | 200 (169–232) | 337 ( 287–461) | .017 ± 0.004 |
CNE after 72 h | 386 (316–485) | 829 (664–1240) | 0.005 ± 0.001 |
CNE after 96 h | 770 (–) | 1249 (–) | 0.005 ± 0.001 |
CNE after 120 h | 1122 (928–1627) | 2031 (1560–3618) | 0.003 ± 0.001 |
CNE after 144 h | – | – | – |