After challenged with live Aeromonas hydrophila, mortality of the test groups (E, e and C, c) were significantly higher than the control groups (A, a).

• 经嗜水气单胞菌(Aeromonas hydrophila)活菌攻毒后发现试验组(E、e和C、c)的死亡率显著高于对照组(A、a)。