A kind of open-mouthed compound feed for Australian chrysalis cod fry and its preparation method

Abstract

The invention discloses a macculochella peelii fry initial feeding compound feed and a preparation method thereof and aims to provide a green and healthy initial feeding feed which can meet the nutrition requirement, promote the growth development, enhance the nonspecific immunity and improve the survival rate of macculochella peelii fry. The feed is composed of 25%-50% of imported white fish meal, 2%-10% of artemia powder, 3%-10% of euphausia superba powder, 1%-5% of squid liver powder, 5%-15% of seaweed meal, 2%-5% of beer yeast, 3%-10% of alpha-starch, 10%-20% of high gluten flour, 1%-5% of soya bean lecithin, 2%-8% of fish oil, 0.2%-1.0% of a vitamin premix, 1%-5% of a microelement premix, 1%-5% of monocalcium phosphate, 0.03%-0.1% of bacillus subtilis, 0.1%-0.6% of vitamin C acetate, 0.01%-0.1% of an antioxidant and 0.05%-0.5% of choline chloride. The macculochella peelii fry initial feeding compound feed and the preparation method thereof belong to the technical field of fish feeds.

Description

technical field [0001] The invention relates to a compound feed for Australian cod perch and a preparation method thereof, in particular to an open compound feed for Australian cod perch fry which is green, environmentally friendly and highly nutritious, and belongs to the technical field of fish feed. Background technique [0002] Macculochellapeelii belongs to Periformes (Periformes), Maccullochelidae (Macculochellidae) Macculochella, also known as Murray cod, Australian dragon striped, freshwater cod, etc.; it is the four major economic fish in Australia Known as the "National Treasure Fish" in Australia, it is the top white-fleshed fish and one of the largest freshwater fish in the world. [0003] The Australian chrysalis has a beautiful body, fast growth, and strong environmental adaptability. It likes to inhabit dark places. Under natural conditions, it mostly moves in shaded places with overgrown aquatic plants. Australian worm-shaped cod is rich in nutrition, high i...

AI Technical Summary

Problems solved by technology

However, at present, the breeding of Australian chrysalis fry in China mainly uses biological baits such as waterworms and red worms that are incomplete in nutrition and carry high pathogenic sources as opening feeds; this hinders the sustainable development of Australian chrysalis in my country

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