Ox liver/leech composite crab feed and manufacturing method thereof

Abstract

The invention discloses an ox liver / leech composite crab feed. The feed is characterized by being prepared from the following raw materials by weight: 1 to 2 parts of ethyl vanillin, 19 to 25 parts of peanut bran, 24 to 30 parts of ox liver, 21 to 26 parts of leech, 24 to 32 parts of soybean meal, 6 to 9 parts of catsup, 4 to 7 parts of maize germ oil, 12 to 15 parts of edible cactus, 13 to 16 parts of daylily, 17 to 19 parts of vegetarian sausage, 15 to 20 parts of black fungus, 8 to 14 parts of bacillus subtilis, 16 to 19 parts of tartary buckwheat flower powder, 0.3 to 0.6 part of white peony root, 0.4 to 0.7 part of rhizoma atractylodis, 3 to 6 parts of a feeding promoting agent and a proper amount of water. The crab feed provided by the invention can substantially improve the survival rate, the weight gain rate and anti-stress capability of crabs while guaranteeing growth of the crabs; the ox liver and the leech are used to substitute fish meal, so feed cost is greatly reduced and fish resources are protected; addition of the vegetarian sausage enables toughness and moldability of the feed to be substantially improved; and the added daylily is rich in pollen, proteins, vitamin, fat, phosphorus, etc.

Description

technical field [0001] The invention relates to the field of feed, in particular to a bovine liver / leech composite 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...

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.