FEED ADDITIVES FOR CULTIVATED FISH INCLUDING FERMENTED SOYBEAN BY BACILLUS POLYFERMENTICUS KJS-2

摘要

A fish feed additive containing fermented soybean by Bacillus polyfermenticus KJS-2 is provided to prevent the infection of parrot fish due to Irido virus by inoculating Bacillus polyfermenticus KJS-2 to beans and fermenting the beans. A fish feed additive contains lactic acid bacteria-fermented soybeans by Bacillus polyfermenticus KJS-2. The fish feed additive shows the prevention effects against Irido virus. The fish feed additive secures a mortality reducing effect. The fish feed additive shows a feed luring effect and a weight gaining effect for cultured fish. The fish feed additive is in a freeze-dry state when in use. The content of fish feed additive is 0.15-15g per kg of feed. The fish feed additive contains 1x10^6~1x10^8cfu of Bacillus polyfermenticus KJS-2 per g of feed.