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

Figure 6

Efficacy of the 4 incubation periods on adults of Tribolium castaneum according to the concentration of the essential oil of Ruta chalepensis L. (a) Action of the oil after 12 hours. (b) Action of the oil after 24 hours. (c) Action of the oil after 36 hours. (d) Action of the oil after 48 hours.

(a)

(b)

(c)

(d)