Table 1.
Mortality of Caryedon serratus on groundnut treated with different essential oils
| Treatments | Per cent mortality (h) | ||
|---|---|---|---|
| 24 | 48 | 72 | |
| Castor oil 5% (v/w) | 69.7 (56.9)a | 12.2 (17.8) | 3.8 (10.4) |
| Castor oil 10% (v/w) | 83.2 (66.9) | 2.2 (7.2) | 0.5 (4.1) |
| Eucalyptus oil 5% (v/w) | 20.6 (23.7) | 12.2 (19.8) | 12.2 (20.0) |
| Eucalyptus oil 10% (v/w) | 74.6 (60.9) | 5.5 (12.2) | 0.5 (4.1) |
| Neem oil 5% (v/w) | 37.7 (37.9) | 28.9 (32.4) | 5.5 (10.4) |
| Neem oil 10% (v/w) | 88.2 (73.8) | 0.5 (4.1) | 0.5 (4.1) |
| Pongamia oil 5% (v/w) | 37.4 (35.8) | 32.3 (34.4) | 0.5 (4.1) |
| Pongamia oil 10% (v/w) | 88.2 (73.8) | 0.5 (4.1) | 0.5 (4.1) |
| Unreleased | 0.5 (4.1) | 0.5 (4.1) | 0.5 (4.1) |
| Untreated | 0.5 (4.1) | 0.5 (4.1) | 0.5 (4.1) |
| SEM ± | 7.2 | 3.5 | 2.5 |
| LSD (p<0.05) | 21.2 | 10.3 | 7.3 |
Each observation is based on three replicate, afigures in the parenthesis are arcsine (X+0.5) transformed values