暴发性鱼病致病菌的初步研究及防治药物“鱼活灵”的研制

A Study of the Harmful Germs of Outbreak Fish Diseases and Prevention and Cure Druy Yuhuoling be Made

从白鲢、白鲫病变组织中分离到两株菌株，进行人工感染试验和药物抑菌试验。初步认为此病是由细菌所引起，病因菌有较强致病力，通过人工感染能重复本病病症。鱼活灵Ⅰ号Ⅲ号对致病菌有较强抑菌能力。

Two bacterial strains were isolated from ill ti sue of silver carp and crucian carp.The diseases caused by the bacterial strains to do artificial infec tion and drug bacteriostasis experiments.These harmful germs have strong power of cause diseases.To artificial infect can be re-acted these symptoms of outbreak fish diseases.YuHuoLing Ⅰ & Ⅲhave strong bacteriostatic activity for these germs.