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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