Table 2

Larvicidal(%) and effective concentrations (LC50 and LC90 ppm) of polyketide metabolite against H. armigera and S. litura
Concentration (ppm) H. armigera S. litura
Larvicidal (%) LC50 LC90 Larvicidal (%) LC50 LC90
Polyketide metabolite
125 15.52 ± 5.29a 10.44 ± 0.60a
250 33.16 ± 4.34b 645.25 1724.58 29.11 ± 4.11b 806.54 1725.01
500 54.08 ± 5.63c 47.77 ± 3.04c
1000 68.41 ± 6.04d 60.02 ± 2.43d
Azadirachtin
125 47.77 ± 4.26c 51.98 ± 5.95c,d
250 63.66 ± 4.47d 170.48 401.65 69.18 ± 6.42e 135.58 452.02
500 98.77 ± 4.45e 95.77 ± 5.18f
1000 100 ± 00e 100 ± 00f

Mean ± SD within columns followed by the same letter do not differ significantly using Tukey’s test, P ≤ 0.05.

Arasu et al.

Arasu et al. BMC Microbiology 2013 13:105   doi:10.1186/1471-2180-13-105

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