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Table 2 Larvicidal(%) and effective concentrations (LC 50 and LC 90 ppm) of polyketide metabolite against H. armigera and S. litura

From: Antifeedant, larvicidal and growth inhibitory bioactivities of novel polyketide metabolite isolated from Streptomyces sp. AP-123 against Helicoverpa armigera and Spodoptera 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   
  1. Mean ± SD within columns followed by the same letter do not differ significantly using Tukey’s test, P ≤ 0.05.