Ruta chalepensis L. Essential Oil Has a Biological Potential for a Natural Fight against the Pest of Stored Foodstuffs: Tribolium castaneum Herbst

Figure 7

Efficacy of the 4 concentrations of the essential oil of Ruta chalepensis L. over time against adults of Tribolium castaneum. (a) Action of the oil at a concentration of 0.15 μl/ml over time. (b) Action of the oil at a concentration of 0.31 μl/ml over time. (c) Action of the oil at a concentration of 0.46 μl/ml over time. (d) Action of the oil at a concentration of 0.62 μl/ml over time.

(a)

(b)

(c)

(d)