Antimicrobial composition against fish bacterial disease comprising Cudrania tricuspidata Bureau extract or fraction as an active ingredient

摘要

The present invention relates to an antibacterial composition for fish bacterial diseases comprising a cujippong extract or fraction as an active ingredient and an antibacterial composition for fish bacterial diseases comprising a compound derived from cujippong as an active ingredient, which causes high mortality in fish It has excellent antibacterial activity against pathogenic bacteria, and particularly has excellent antibacterial activity against antibiotic-resistant fish disease bacteria.