Feed for grass carps and preparation method thereof

Abstract

The present invention discloses a feed for grass carps and a preparation method thereof. The feed for the grass carps comprises the following raw materials in parts by weight: 25-35 parts of soybean meal, 25-35 parts of fish meal, 15-20 parts of fly maggot powder, 5-10 parts of seaweed powder, 15-20 parts of rice bran, 5-10 parts of cricket powder, 3-8 parts of sophora japonica leaf powder, 5-8 parts of herba houttuyniae, 4-7 parts of soybean meal, 3-5 parts of peanut powder, 2-6 parts of shrimp powder, 1-3 parts of berberine, 3-5 parts of Chinese cabbages, 1-3 parts of rhizoma atractylodis macrocephalae, 1-3 parts of edible salt, 1-3 parts of garlics, 2-4 parts of silkworm chrysalis, 1-2 parts of calcium formate, 1-2 parts of lecithin, 0.8-1.2 parts of red dates, 0.5-1 part of herba lysimachiae, 1-2 parts of folium isatidis and 0.5-1 part of methionine. The feed is rich in proteins, fats, vitamins and minerals, can increase the feeding capacity of fish, reduces diseases of the young fish, promotes rapid growth of the young fish, and is free of harmful additives.

Description

technical field [0001] The invention relates to the field of fish feed, in particular to a grass carp feed and a preparation method thereof. Background technique [0002] Grass carp belongs to the genus Grass carp of Cyprinidae Cyprinidae. The common names of grass carp are: grass carp, grass carp, oil carp, grass carp, white carp, grass carp, grass root (Northeast), thick fish (Shandong), sea carp (South), mixed son, black herring, etc. English name: Grass carp. It inhabits rivers and lakes in plain areas, and generally prefers to live in the middle and lower layers of water and areas with many aquatic plants near the shore. It is lively, swims quickly, and often looks for food in groups. A typical herbivorous fish. Grass carp larvae eat larvae, algae, etc., and grass carp also eat some meat, such as earthworms, dragonflies, etc. Overwinter in the deep waters of main streams or lakes. Broodstock have the habit of swimming in the breeding season. It has been transplan...

AI Technical Summary

Problems solved by technology

[0003] Because the grass carp feed currently used is often single in nutrients or high in fat content or contains additives that are harmful to the health of the eaters, this will not only fail to improve the current situation of the aquaculture industry, but will also bring more problems