3.3. Contact toxicity
Results related to contact toxicity bioessays by topical application
was described in Fig. 2. Mortality recordings revealed that A.
absinthium essential oil to be more efficient and the saw-toothed
beetle to be more sensitive. Moreover, toxicity depends upon oils
concentrations.Although atthe lowest concentration (0.025 L), all
mortalities did not exceed 22.5%, they reached 55% at the highest
concentration (0.1 L) (Fig. 2).