▎ 摘　　要

NOVELTY - A bactericidal composition comprises 6-15 wt.% veratridine, 5-12 wt.% Zhongshengmycin , 0.1-0.7% graphene oxide, and balance auxiliary agent. The composition is in the form of wettable powder, suspending agent, or water dispersible granule. USE - A bactericidal composition used for preventing soft rot of fleur-de-lis (claimed) and crop diseases. ADVANTAGE - The composition contains raw materials having good synergism, improves sterilizing effect, prevents pathogenic bacteria drug resistance, and is inexpensive.