Bacteriostatic agent for preventing and treating enteritis of trachinotus ovatus and preparation method thereof

Abstract

The invention relates to a bacteriostatic agent for preventing and treating enteritis of trachinotus ovatus and a preparation method of the bacteriostatic agent, and belongs to the technical field of aquatic medicines. Aiming at the golden pomfret enteritis pathogenic bacterium photobacterium dama, the bacteriostatic agent comprises a traditional Chinese medicine water extract and a quaternary ammonium salt chitosan aqueous solution, the traditional Chinese medicine water extract is extracted by mixing red-knees herb, coptis chinensis and daphniphyllum calycinum, and the mass ratio of the red-knees herb to the coptis chinensis to the daphniphyllum calycinum to the quaternary ammonium salt chitosan is 10: 40: 10: 1. The bacteriostatic agent for preventing and treating trachinotus ovatus enteritis has a remarkable inhibiting effect on photobacterium damsonii and can effectively prevent and treat trachinotus ovatus enteritis diseases, meanwhile, all effective components of the bacteriostatic agent are natural substances and are safe and free of residues, and the bacteriostatic agent is friendly to trachinotus ovatus and the culture environment.

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