Table 6.
Mortality percentage of S. litura insect treated with HCCRO and HCCAO.
| Essential Oil | Concentration (µL/mL) | No. of Insects Used | No. of Insects Dead | % of Average Mortality | ||||
|---|---|---|---|---|---|---|---|---|
| 24 h | 48 h | 72 h | 24 h | 48 h | 72 h | |||
| HCCAO | 10 | 5 | 0.00 ± 0.00 d | 0.00 ± 0.00 d | 0.00 ± 0.00 d | 0.00 | 0.00 | 0.00 |
| 25 | 5 | 1.00 ± 0.00 cd | 1.66 ± 0.57 bc | 2.00 ± 1.00 bc | 20.00 | 33.33 | 40.00 | |
| 50 | 5 | 1.66 ± 0.57 bc | 2.33 ± 1.57 abc | 3.00 ± 0.00 ab | 33.33 | 46.66 | 60.00 | |
| 100 | 5 | 2.33 ± 0.57 abc | 2.66 ± 0.57 ab | 3.66 ± 0.57 a | 46.66 | 53.33 | 73.33 | |
| HCCRO | 10 | 5 | 0.00 ± 0.00 d | 0.00 ± 0.00 d | 0.00 ± 0.00 d | 0.00 | 0.00 | 0.00 |
| 25 | 5 | 0.66 ± 0.57 cd | 1.33 ± 0.57 bcd | 1.66 ± 0.57 abc | 13.33 | 26.66 | 33.33 | |
| 50 | 5 | 1.66 ± 0.57 bcd | 2.00 ± 1.00 abcd | 3.00 ± 1.00 ab | 33.33 | 40.00 | 60.00 | |
| 100 | 5 | 2.00 ± 1.00 abcd | 2.66 ± 0.57 abc | 4.00 ± 0.00 a | 40.00 | 53.33 | 80.00 | |
| Control | water | 5 | 0.00 ± 0.00 | 0.00 ± 0.00 | 0.00 ± 0.00 | 0.00 | 0.00 | 0.00 |
HCCAO—H. coccineum aerial part essential oil; HCCRO—H. coccineum rhizome part essential oil; SD—standard deviation. Within the dataset, mean values with same letter in superscript are not significantly different, based on Tukey’s test (p < 0.05).