Juvenile freshwater crayfish feed

Abstract

The invention discloses a juvenile freshwater crayfish feed which is prepared from the following components: fermented soybean meal, wheat bran, sweet potato powder, rice bran, dried blood, minced fillet, monochoria vaginalis, alfalfa, water hyacinth, shell powder, beewax, complex vitamin, amino acid chelate, a Chinese herbal medicine additive and a composite additive. The feed disclosed by the invention contains comprehensive and balanced nutrition, and the varieties of raw materials are abundant; according to measurement, the protein content of the feed is over 35%, the fat content is 9-12%, the carbohydrate content is 18-20% and the vitamin content is 18-20%, thereby meeting the requirement for the proportion of nutrient substances for the growth of juvenile crayfish; and given the biting type mouthpart of the freshwater crayfish, which is different from the swallowing type mouthpart of fish, the feed is specially made into a strip shape or flake shape and has certain viscosity and is convenient to eat. Most of the raw materials of the feed are pure natural green raw materials, and the phenomenon of drug residue in crayfish bodies is avoided; and moreover, the yield can be remarkably increased, and relatively good culture benefits are created.

Description

technical field [0001] The invention belongs to the field of feed, in particular to a feed for young freshwater crayfish. Background technique [0002] Freshwater crayfish is delicious and nutritious. It is a high-protein, low-fat healthy food. It is an important species of freshwater shrimp farming in my country. It has the characteristics of large market demand and high breeding benefits. Freshwater crayfish is a typical omnivorous animal. It eats grass, aquatic plants, grain feed and animal feed. At present, the existing commercial feeds in the market contain a variety of hormone substances, resulting in drug residues in crayfish. In order to improve the edible value of lobsters, the use of hormone drugs should be avoided, and nutritionally balanced and comprehensive feeds should be prepared to promote the growth and development of lobsters. . Contents of the invention [0003] The invention aims to provide a freshwater crayfish juvenile feed, which can not only provi...

AI Technical Summary

Problems solved by technology

At present, the existing commercial feeds in the market contain a variety of hormone substances, resulting in drug residues in crayfish. In order to improve the edible value of lobsters, the use of hormone drugs should be avoided, and nutritionally balanced and comprehensive feeds should be prepared to promote the growth and development of lobsters.