Table 2 Toxicity of crude extracts of herbaceous plants against Spodoptera litura larvae
From: Toxicity and lethal effects of herbaceous plant crude extracts against Spodoptera litura
Herbaceous plants | Concentration (µg/ml) | Dosage (µl/3.8cm2) | Larval mortality (%) |
|---|---|---|---|
Phyllanthus niruri | 5 | 100 | 39 ± 1.00b (1.59) |
Cyperus rotundus | 5 | 100 | 36 ± 1.00b (1.56) |
Euphorbia hirta | 5 | 100 | 22 ± 0.58d (1.34) |
Boerhavia diffusa | 5 | 100 | 22 ± 1.53d (1.35) |
Parthenium hysterophorus | 5 | 100 | 26 ± 1.53c (1.42) |
Cynodon dactylon | 5 | 100 | 75 ± 1.00a (1.88) |
Methanol (99.9%) | 100 | 0e | |
Control (autoclaved water) | 100 | 0e | |
S.Em ± | 0.04506 | ||
Variance | 0.037 | ||