Table 1 Yield of crude extract and appearance of six herbaceous plants
From: Toxicity and lethal effects of herbaceous plant crude extracts against Spodoptera litura
Herbaceous plant | Fresh material mass (g) | Crude extract mass (µg) | MeOH (ml) | Concentration of crude extract (µg/ml) | Percent yield of crude extract (%w/w) | Appearance* |
|---|---|---|---|---|---|---|
Phyllanthus niruri | 10 | 100 | 5 | 20 | 1 × 10−5 | Olive gum |
Cyperus rotundus | 10 | 120 | 8 | 15 | 12 × 10−6 | Olive gum |
Euphorbia hirta | 10 | 100 | 5 | 20 | 1 × 10−5 | Olive green gum |
Boerhavia diffusa | 10 | 275 | 5 | 55 | 275 × 10−7 | Olive brown semisolid |
Parthenium hysterophorus | 10 | 175 | 5 | 35 | 175 × 10−7 | Dark green gums |
Cynodon dactylon | 5 | 75 | 5 | 15 | 15 × 10−6 | Bluish green gum |