Fig. 1From: Endophytic establishment of native Bacillus thuringiensis strain in maize plants and its efficacy against Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae)Photomicrographs of Bacillus thuringiensis strain VKK5 viewed by phase contrast microscope (1000 × magnification) showing rod shaped cells with the parasporal crystals (red arrow) of insecticidal toxin, which are less phase bright than the spores (yellow arrow)Back to article page