Fish feed and preparation method thereof

Abstract

The invention discloses a fish feed and a preparation method thereof, wherein the fish feed is characterized in that: according to weight calculation, the fish feed is prepared from 8-12 parts of rape seed cake, 3-6 parts of corn meal, 3-6 parts of flour, 5-10 parts of bean dregs, 0.1-2 parts of fish bone powder, 0.1-2 parts of earthworm powder and 0.01-1 part of ferrous sulphate with the mass percent of 1%. The fish feed has higher stability, is not easy to dissolve, has balanced nutrition and a lower cost, and cannot pollute the water body.

Description

technical field [0001] The invention relates to a feed and a preparation method thereof, in particular to a fish feed for freshwater aquaculture and a preparation method thereof. Background technique [0002] The growth of fish requires a balance of various nutrients and a relatively clean water environment. However, many of the existing feeds are mostly processed with simple grains, which not only cannot meet the nutrition required for the growth and development of fish, but also often cause larger fish to be unable to eat normally due to the rapid dissolution of the feed, and also cause water pollution. , easy to cause eutrophication of water. Contents of the invention [0003] The purpose of the present invention is: provide a kind of fish feed and preparation method thereof. The invention provides a fish feed with high stability, not easy to dissolve and balanced nutrition and a preparation method thereof. [0004] The purpose of the present invention can be achieve...

AI Technical Summary

Problems solved by technology

However, many of the existing feeds are mostly processed with simple grains, which not only cannot meet the nutrition required for the growth and development of fish, but also often cause larger fish to be unable to eat normally due to the rapid dissolution of the feed, and also cause water pollution. , easily lead to eutrophication of water