Table 4 Insecticidal activity (%) of different methomyl lannate 90% insecticide against second larval instar of S. frugiperda post 72 h of treatment
Oil concentrations | Methomyl lannate 90% | |||
|---|---|---|---|---|
Mean of larval mortality% | ||||
Mean ± SE | ||||
0.40% | 60.00 | ± | 0.00 | a |
0.20% | 40.00 | ± | 0.00 | b |
0.15% | 33.33 | ± | 6.67 | b |
0.05% | 20.00 | ± | 0.00 | c |
control | 0.00 | ± | 0.00 | d |
F | 56.50** | |||