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Fig. 2 | SpringerPlus

Fig. 2

From: Frozen section and electron microscopy studies of the infection of the red palm weevil, Rhynchophorus ferrugineus (coleoptera:curculionidae) by the entomopathogenic fungus Metarhizium anisopliae

Fig. 2

Sagittal sections of R. ferrugienus infected by Metarhizium anisopliae SD-3. a Healthy cuticle; b M. anisopliae hyphae (arrows) penetrating through the cuticle of intersegmental membrane; c healthy trachea; d M. anisopliae hyphae (arrows) near the tracheae (tr), Taenidium of infected larvae slowly disappeared at 72 hpi; e healthy muscle tissue (m); f muscle tissue (m) were decomposed to the net structure by the hyphae (arrow) of M. anisopliae at 96 hpi; g healthy fat tissue; h fat tissues (f) were decomposed to the net structure by the hyphae (arrows) of M. anisopliae at 72 hpi. i Healthy digestive tube (midgut) (dt); j digestive tube (dt) was decomposed and absorbed by the hyphae (arrows) of M. anisopliae at 96 hpi

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