Fig. 5

Antifungal activity of the selected EOs (oregano, moringa and cinnamon) against A.niger isolated from Prince Youssef Kamal Palace.(a): Inhibition zone diameters (cm) for the three oils. The bars represent the mean ± SD (n = 3). Significant differences are shown in different letters (P < 0.05). (b): Mechanism of action of oils against fungal cell. (c): Control of A.niger growth. (d): Effect of the three oils on A.niger growth using well diffusion method