Figure 3. A in Susceptibility of Agriotes spp. larvae (Coleoptera: Elateridae) to stress-and-kill strategies using spinosad and the entomopathogenic fungus Metarhizium brunneum

Figure 3. A: Sporulation of MetarhIzIum brunneum strain 16P on AgrIotes sordIdus 21 days posttreatment (zoom ×6.7). B: M. brunneum strain 16P primary and secondary fungal growth, with melanotic spots (black arrow) on A. sordIdus (×6.7). C: ART2825 fungal growth on the cuticle of A. obscurus 22 days posttreatment. D: Fungal growth on the cuticle of A. obscurus, which could correspond to the secondary growth on the sclerites.