Fishy smell removing and cultivating method of hypophthalmichthys molitrix

Abstract

The invention relates to the technical field of freshwater fish farming, in particular to a fishy smell removing and cultivating method of hypophthalmichthys molitrix. The fishy smell removing and cultivating method comprises the following steps of firstly cleaning a pond; stocking fry of hypophthalmichthys molitrix after cleaning the pond, wherein the stocking density of the fry is 2 million to 2.2 million per hectare; uniformly applying theobromine into the pond after stocking for 6 months, wherein the applying amount of the theobromine per hectare is 3 to 5 kg, and the theobromine is applied to the pond for once every 21 days; feeding bait for twice every day in a period of stocking the fry of the hypophthalmichthys molitrix for 0 to 6 months, wherein the feeding amount every day is 2 to 8 percent of the total weight of the fry; completely changing the water for once every month in a period of stocking the fry of the hypophthalmichthys molitrix for 2 to 6 months; feeding the bait for once between 10 p.m. and 12 p.m. every night after stocking the fry of the hypophthalmichthys molitrix for 6 months, wherein the feeding amount of the bait is 6 to 8 percent of the total weight of the fry; changing the water for once every seven days after stocking for 6 months, wherein the water changing amount every time is one third of the total water amount in the pond; fishing after stocking the fry of the hypophthalmichthys molitrix for 9 months.

Description

technical field [0001] The invention relates to the technical field of freshwater fish cultivation, in particular to a fishy-removing cultivation method for silver carp. Background technique [0002] Silver carp is one of the main freshwater cultured fish in my country because of its fresh and tender meat. It is rich in nutrition and is one of the excellent fish species suitable for farming. It is mainly distributed in major water systems across the country. It grows fast, has few diseases, and has high yield. Silver carp can provide rich glial protein, which has curative effect on rough skin, desquamation, brittle and easy to fall off hair, etc. It is a delicacy that cannot be ignored in women's beauty. It is suitable for people with spleen and stomach deficiency and cold constitution, loose stools, and dry skin. It can also be used for symptoms such as insufficient milk caused by spleen and stomach qi deficiency. The silver carp produced is aggravated, which has a greater ...

AI Technical Summary

Problems solved by technology

[0002] Silver carp is one of the main freshwater cultured fish in my country because of its fresh and tender meat. It is rich in nutrition and is one of the excellent fish species suitable for farming. It is mainly distributed in major water systems across the country. It grows fast, has few diseases, and has high yield. Silver carp can provide rich glial protein, which has curative effect on rough skin, desquamation, brittle and easy to fall off hair, etc. It is a delicacy that cannot be ignored in women's beauty. It is suitable for people with spleen and stomach deficiency and cold constitution, loose stools, and dry skin. It can also be used for symptoms such as insufficient milk caused by spleen and stomach qi deficiency. The silver carp produced has aggravated, which has a greater impact on the flavor of the fish