Crab feed rich in organic selenium and preparation method thereof

Abstract

The invention discloses a crab feed rich in organic selenium and a preparation method thereof. The crab feed is characterized by being prepared from the following raw materials in parts by weight: 20 to 25 parts of soybean meal, 19 to 24 parts of rice bran, 15 to 17 parts of water chestnut, 13 to 16 parts of pine nut, 0.1 to 0.3 part of yeast selenium, 18 to 20 parts of fish, 19 to 23 dried shrimp, 1 to 3 parts of dark soy sauce, 2 to 5 parts of peanut oil, 2 to 4 parts of peanut butter, 15 to 17 parts of litchi, 14 to 16 parts of celery, 0.1 to 0.3 part of radix bupleuri, 0.6 to 1.1 parts of Chinese wolfberry, 0.2 to 0.4 part of citron fruit, 7 to 9 parts of lotus leaves, 1 to 3 parts of forestry greenstar root, 3 to 6 parts of a feed attractant, and moderate amount of water. The crab feed rich in organic selenium provided by the invention has the benefits that the selenium content is stable and controllable and can be adjusted at will within a certain range, the growth of crabs is facilitated, the disease resistance of crabs is improved, the crab meat quality is improved, the crab quality and the survival rate are improved.

Description

technical field [0001] The invention relates to the field of feed, in particular to a crab feed rich in organic selenium 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...

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.