Tuna special feed and preparation method thereof

Abstract

The invention discloses a tuna special feed and a preparation method thereof, wherein the tuna special feed includes the following raw materials in parts by weight: 10-30 parts of lard, 10-28 parts of plant oil, 1-10 parts of egg white, 5-20 parts of a fruit base, 5-30 parts of a vegetable base, 8-15 parts of buckwheat, 1-5 parts of oat, 2-5 parts of barley, 1-5 parts of corn, 1-10 parts of sucrose, 3-15 parts of semen cassiae, and 2-13 parts of prepared fleece flower root. The formula contains the animal fat lard and also contains the considerable-proportion plant oil and the required fruit base and vegetable base, the content of the oil in the formula is as high as 31%-40%, and the feed has good mouthfeel; and in addition, the various added additives effectively improve the tuna meat quality, can enhance the food intake of tuna, promote the growth of tuna, save baits and improve the tuna immunity.

Description

technical field [0001] The invention relates to the field of feed, in particular to a special feed for tuna and a preparation method thereof. Background technique [0002] Tuna (Thunnus albacares) belongs to the bony fish class, also known as mackerel and tuna. It is mainly distributed in the tropical areas of the Pacific Ocean, Atlantic Ocean, and Indian Ocean. It is a warm-water migratory fish in the ocean. In recent years, the annual consumption of tuna in the world is more than 3 million tons, and it is about 200,000 tons in my country, and it is increasing year by year. Delicious and fresh tuna has always been one of the favorite seafood dishes in Japan and Taiwan, especially tuna sashimi. The best among sashimi, not only old diners will appreciate it, even those who eat less sashimi will choose tuna sashimi to taste it. From the perspective of tuna species, the quality of sashimi from high to low is bluefin tuna, masu tuna, bigeye tuna and yellowfin tuna. Bluefin tuna...

AI Technical Summary

Problems solved by technology

However, with the rapid development of intensive farming and the popularization of compound feed, the output of tuna has increased significantly, but the meat flavor has shown a downward trend, seriously affecting the quality of tuna

In the artificial breeding of tuna, there are common phenomena such as low feed protein content, amino acid imbalance, irrational drug use, and water quality deterioration.

As a result, tuna has poor color, low protein content, unbalanced amino acids, high body fat content, low yield of fish fillets, loose meat, poor taste, reduced umami taste, heavy earthy smell, etc.