Table 4. Lethal concentration of essential oil from C. citrinus against T. castaneum adult and larvae.
Stage of the insect | LC50 | 95%Feducial level | LC90 (μL/L) | 95%Feducial level | Chi-square | ||
---|---|---|---|---|---|---|---|
Lower | Upper | Lower | Upper | ||||
(μL/L)24 hrs after treatment | |||||||
Adult | 37.05 | 14.09 | 51.02 | 102.82 | 89.70 | 123.41 | 3.74 |
48 hrs after treatment | |||||||
Larva | 144.31 | 123.32 | 162.85 | 321.62 | 289.44 | 369.08 | 11.01 |