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.