In the antibiosis detection with B. cinerea on plate, iturin inhibited mycelial growth and caused the vesicle structures in the tips of hyphae, then the cell wall broken and the protoplasm leaked out. 在PDA平板上的灰霉菌丝抑菌试验中,伊枯草菌素抑制菌丝生长,引发菌丝顶端膨大,形成泡囊,泡囊破裂后原生质外泄;