Skip to main content

Table 1 Larvicidal activity of neem oil formulation against mosquito in laboratory

From: Larvicidal activity of neem oil (Azadirachta indica) formulation against mosquitoes

Species Larvicidal activity (ppm)
LC 50
(Mean ± sd)
LC 90
(Mean ± sd)
Anopheles stephensi 1.6 ± 0.4
(1.1 – 2.5)*
3.4 ± 0.5
(2.7 – 4.0)
Culex quinquefasciatus 1.8 ± 0.5
(1.2 – 2.6)
3.5 ± 0.6
(2.8 – 4.2)
Aedes aegypti 1.7 ± 0.3
(1.3 – 2.1)
3.7 ± 0.5
(3.1 – 4.3)
  1. Water depth: 2.5 cm; * 95% confidence limits; Number of replicates: 5