Feed for penaeus vannamei at shelling period and preparation method thereof

Abstract

The invention discloses a feed for penaeus vannamei at a shelling period. The feed is prepared from the following raw materials in parts by weight: 60-80 parts of fish meal, 30-40 parts of peanut meal, 40-50 parts of soya bean meal, 10-20 parts of meat and bone meal, 20-30 parts of soybean curd residues, 6-8 parts of high gluten flour, 3-4 parts of lonicera japonica, 2-3 parts of sweet potato rattans, 1-2 parts of gynostemma pentaphylla, 2-3 parts of crataegus pinnatifida bunge, 2-3 parts of prunus humilis bunge leaves, 1-2 parts of endothelium corneum gigeriae galli, 1-2 parts of angelica dahurica, 1-3 parts of corn stigmas, 1-2 parts of abrus cantoniensis hance, 2-3 parts of lentinus edodes powder, 1-2 parts of calcium lactate, 0.5-0.8 part of angelica oil, 2-3 parts of soya bean lecithin, 3-4 parts of soybean protein powder, 4-5 parts of fish oil, 0.1-0.3 part of astaxanthin and 1-1.5 parts of beer yeast. The feed is wide in raw material source and low in price; the prepared feed has the effects of promoting the appetite, diminishing inflammation and resisting bacteria, invigorating the blood circulation and promoting apocenosis, and improving the immunity; the feed is high in calcium content, can effectively meet the nutritional requirements needed during the shelling period of the penaeus vannamei and improves the symptoms that the penaeus vannamei has a soft shell or is not shelled completely and the like; the survival rate of the penaeus vannamei is improved obviously.

Description

technical field [0001] The invention relates to a feed, in particular to a feed for Penaeus vannamei at the molting stage and a preparation method thereof. Background technique [0002] Prawns are rich in nutrition and are very popular among people. However, when culturing prawns, due to insufficient nutrition intake during the molting period of prawns, symptoms such as incomplete molting or soft shells, the survival rate of prawns is not high. The present invention aims at this symptom. Provide a nutrient-rich feed during moulting to improve shrimp survival. Contents of the invention [0003] The invention overcomes the disadvantages of the prior art, and provides a feed for Penaeus vannamei at the molting stage and a preparation method thereof. [0004] The present invention is achieved through the following technical solutions: [0005] A kind of feed of Penaeus vannamei in moulting stage is made from the following raw materials in parts by weight: [0006] Fish meal...

AI Technical Summary

Problems solved by technology

[0002] Prawns are rich in nutrition and are very popular among people. However, when culturing prawns, due to insufficient nutrition intake during the molting period of prawns, symptoms such as incomplete molting or soft shells, the survival rate of prawns is not high. The present invention aims at this symptom. Provide a nutrient-rich feed during moulting to improve shrimp survival