FODDER ADDITIVE FOR FISH, PROVIDING CORRECTION OF INTESTINAL MICROBIOTA Russian patent published in 2024 - IPC A23K50/80 

FIELD: fish farming.

SUBSTANCE: invention relates to fish farming and can be used for feeding fish. Fodder additive includes a probiotic preparation "Bifidobiom" in amount of 0.7 mg/kg of fodder with a content of not less than 1×10¹⁰ CFU/g Bifidobacterium longum, Bifidobacterium bifidum, Bifidobacterium adolescentis and ultrafine particles of SiO₂ with size of 126.5±9.7 nm, in amount of 200 mg/kg of fodder. Preparation "Bifidobiom" is preliminarily dissolved in distilled water, and ultrafine particles of SiO₂ are pretreated with ultrasound in distilled water for 30 minutes with frequency of 35 kHz.

EFFECT: invention provides higher fish productivity, inhibits pathogenic and opportunistic microflora and increases relative number of potentially useful types of bacteria in the intestine.

1 cl, 7 dwg, 1 tbl