Determination of Insecticidal and Larvicidal Activities of Artemisia herba-alba Essential Oil against Tribolium confusum

The present work was to evaluated the insecticidal activity of the essential oil extracted from an aromatic plant Artemisia herba alba (Lamiaceae) on larvaes and insects of Tribolium confusum. The results obtained showed that the essential oil A. herba alba revealed significant antiradical activities against the DPPH radical and a powerful reducing power. The repellent effect and the toxicity by contact were tested at different concentrations (2, 4, 6, 8 μl/ml). The results revealed that the essential oil of A.herba alba was moderately toxic after 24 h towards the insects and the larvaes. While the repellent effect showed that Artemisia oil had a very strong repellent effect on the larvae’s. These results added to those obtained by other authors on the usefulness and effectiveness of essential oils in the control of different.