Feed for Ietalurus punetaus

Abstract

The present invention discloses a feed for Ietalurus punetaus. The feed for the Ietalurus punetaus consists of the following raw materials in parts by weight: 20-30 parts of chicken liver powder, 30-40 parts of pork liver powder, 10-20 parts of corn flour, 5-10 parts of water flea powder, 10-20 parts of wheat flour, 1-5 parts of freshwater shrimp powder, 1-5 parts of field snail meat powder, 5-10 parts of silkworm chrysalis powder, 5-10 parts of bone meal, 0.1-0.25 part of mixed inorganic salt, 0.1-1.5 parts of various vitamins, and 0.1-0.3 part of mixed minerals. The feed is specially developed targeting at the Ietalurus punetaus, contains a large amount of proteins and a variety of vitamins, and is rich in nutrition and moderate in the nutrient ratios. At the same time, the feed is relatively good in mouthfeel, easy to absorb, and simple in preparation, and the Ietalurus punetaus fed with the feed is rapid in growth speed.

Description

technical field [0001] The invention relates to a preparation method of fish feed, in particular to a channel catfish feed. Background technique [0002] Channel catfish, also known as channel catfish, belong to the Siluriformes and Catfish family. The natural distribution area of ​​channel catfish is in the central watershed of the United States, southern Canada and parts of the Atlantic coast, and then widely enters the Atlantic coast, and is distributed throughout the United States and northern Mexico. The place of origin is a large and medium-sized river with no pollution in water quality, sandy or gravel bottom, and fast flow. It can also live in brackish waters. It is now one of the main freshwater aquaculture species in the United States. Channel catfish is a species of catfish introduced by the Hubei Provincial Institute of Fishery Sciences at the same time as cloud catfish in 1984. After several years of research and promotion of breeding, it has been confirmed t...

AI Technical Summary

Problems solved by technology

[0004] The fish feed currently used is only researched and prepared for the public fish, and the development of comprehensive factors such as channel catfish's living habits and living environment is not considered.