Special feed capable of increasing survival rate of leiocassis longirostris

Abstract

The invention discloses a special feed capable of increasing the survival rate of leiocassis longirostris. The special feed comprises the following raw materials in parts by weight: 15-30 parts of sweet sorghum, 20-40 parts of oat flour, 10-20 parts of alfalfa powder, 10-18 parts of water hyacinth dry powder, 60-70 parts of a vegetable protein additive, 4-12 parts of kelp powder, 4-10 parts of puffed blood powder, 2-4 parts of rice wine distillers' grains, 2-4 parts of yeast protein, 4-8 parts of an immune enhancer, 2-4 parts of a Chinese herbal medicine additive and 4-6 parts of a chitosan compound, wherein the chitosan compound is prepared through the following technology: stirring the bentonite, the chitosan, a silane coupling agent and water, performing ultrasonic vibration, adding Tween 80, continuing performing stirring, performing filtering, performing washing and performing drying, so that the chitosan compound is obtained. According to the special feed, the leiocassis longirostris can easily adapt to breeding environment, the survival rate of seedlings is high, the immunity is high, the obtained leiocassis longirostris has the characteristics of being natural in body colorand healthy in fish body, the nutrient value of the leiocassis longirostris bred with the feed disclosed by the invention can be the same as that of wild leiocassis longirostris, and the requirementsfor high nutrient value of consumers can be met.

Description

technical field [0001] The invention relates to the technical field of aquatic feed, in particular to a special feed for improving the survival rate of catfish. Background technique [0002] Catfish meat is fresh and tender, rich in nutrition, delicious in taste, rich in various vitamins and minerals, and has high nutritional value. Catfish also has high medicinal value, can strengthen the spleen and stomach, and has a certain anti-aging effect. Fish meat can improve our resistance and eliminate free radicals. It is a good product for women's beauty and has a good beauty effect . [0003] In recent years, with the improvement of people's living standards and its nutritional value and medicinal value are more and more recognized by people, the market demand for catfish is increasing day by day. With the continuous reduction of catfish natural resources, its market price has been rising steadily, thus setting off a huge upsurge of catfish farming. However, the artificial fee...

AI Technical Summary

Problems solved by technology

With the continuous reduction of catfish natural resources, its market price has been rising steadily, thus setting off a huge upsurge of catfish farming. However, the artificial feed for catfish currently on the market generally has poor nutritional balance and is not suitable for catfish fry. species cultivation, the survival rate of catfish fry is low, and it needs to be solved urgently