Crab fodder capable of resisting virus and preparation method thereof

Abstract

The invention discloses a crab fodder capable of resisting virus. The crab fodder is characterized by comprising the following raw materials in parts by weight: 23-31 parts of corn stigma, 26-34 parts of tofukasu, 19-24 parts of rice screenings, 21-27 parts of crumbs, 17-19 parts of pea, 1-2 parts of twinsweet, 1.3-4 parts of microcrystalline cellulose, 0.1-0.3 part of lophatherum gracile extract, 5-8 parts of astragalus polysaccharide, 6-9 parts of calcium carbonate, 27-35 parts of lamb liver, 7-9 parts of rapeseed oil, 18-26 parts of hornwort, 16-19 parts of watermelon peel, 13-16 parts of wax gourd, 12-14 parts of L-carnitine, 0.2-0.4 part of codonopsis pilosula, 0.3-0.6 part of angelica sinensis, 0.1-0.3 part of golden cypress, 0.6-1.2 parts of vervain, 0.7-1.3 parts of common andrographis herb, 3-6 parts of a phagostimulant and appropriate water. According to the invention, the crab fodder, prepared through the formula disclosed by the invention, has the virus resisting function due to the adding of codonopsis pilosula, angelica sinensis, golden cypress, vervain and common andrographis herb; the added lamb liver is rich in vitamin A and phosphorus, serves as the animal fodder of crabs by replacing stock of fish, is comprehensive in nutrition, and has the efficacies of liver protection and eyesight improvement; the crabs fed by the fodder disclosed by the invention, are large, tightening in meat quality, high in survival rate, and the fodder has a broad in market application prospect.

Description

technical field [0001] The invention relates to the field of feed, in particular to a virus-resistant crab feed and a preparation method thereof. Background technique [0002] Crabs have a wide variety of food, small fish and shrimp are their favorite, but some crabs eat seaweed, even animal carcasses or plants, they spend most of their time looking for food, they are not picky eaters, as long as they can chew All kinds of food can be eaten, which also affects the tenderness and taste of crab meat. In addition, many crab animal feeds currently on the market use fresh or frozen small miscellaneous fish and fish meal as the main raw materials, which have the disadvantages of destroying fish resources and easily polluting water sources. These feeds tend to become mushy in water, which is not suitable for crabs. Like the eating habit of molded food; In addition, the existing crab feed species is single, the nutritional structure is unbalanced, and it is easy to rot and deterior...

AI Technical Summary

Problems solved by technology

In addition, many crab animal feeds currently on the market use fresh or frozen small miscellaneous fish and fish meal as the main raw materials, which have the disadvantages of destroying fish resources and easily polluting water sources. These feeds tend to become mushy in water, which is not suitable for crabs. I like the eating habit of molded food; in addition, the existing crab feed has a single variety, unbalanced nutritional structure, and easy corruption and deterioration.