Chinese herbal medicine compound premix for preventing rotted gill of tilapias and environment-friendly functional feed

Abstract

The invention relates to a Chinese herbal medicine compound premix for preventing rotted gill of tilapias and an environment-friendly functional feed. The Chinese herbal medicine compound premix includes, by weight, 20-40 parts of gallnuts, 3-8 parts of Chinese rhubarb, 3-8 parts of folium isatidis, 1-2 parts of garlic, and 5-15 parts of euphorbia humifusa. The Chinese herbal medicine compound premix has significant capability of preventing the rotted gill and enhancing physique and has convenient sources and low cost. The functional feed can effectively improve the capability of resisting invasive infection of pathogens of the rotted gill of the tilapias during an epidemic period of diseases, thereby effectively reducing death rate of the tilapias due to the rotted gill diseases.

Description

technical field [0001] The invention relates to a tilapia functional feed and a feed additive, in particular to a Chinese herbal medicine compound premix and an environment-friendly functional feed for preventing tilapia gill rot. Background technique [0002] Tilapia is an important freshwater economically farmed fish. Its farming scale and economic benefits are second only to grass carp, the largest farmed species in South China, and it has become one of the pillar industries to promote and develop the rural fishery economy. [0003] Gills are important absorption and excretion organs of fish. Gill rot caused by various primary or secondary factors can lead to death of tilapia, even a large number of deaths, which is very harmful. In the late spring and mid-summer seasons, the weather in the south is mostly cloudy and rainy, which can easily lead to unstable water quality and abnormal reproduction of microorganisms, resulting in the outbreak of large-scale gill rot in tila...

AI Technical Summary

Problems solved by technology

[0005] Practice has proved that if the disinfectant used to prevent gill rot of tilapia is used improperly, it will easily cause the algae phase of the water body to be destroyed, or stimulate the abnormal secretion of gill filament mucus of the fish body and affect the normal breathing of the fish body, which often easily leads to unpredictable tilapia. death or serious death

Oral antibiotics are usually used in excess or overdose, which can easily lead to excessive cumulative residues that affect growth, or marketed meat products with excessive drug residues are delisted and affect profitability.

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