Fig. 4From: Heterorhabditis alii n. sp. (Nematoda: Heterorhabditidae), a novel entomopathogenic nematode from Egypt used against the fall armyworm, Spodoptera frugiperda (Smith 1797) (Lepidoptera: Noctuidae)Scanning electron photomicrographs of Heterorhabditis alii infective juveniles show the transverse ridges exist on the nematode ventral sideBack to article page