Loach water breaker opening bait put into pond and culture method thereof

A breeding method and technology of opening bait, applied in fish farming, application, climate change adaptation, etc., can solve the problems of not meeting the nutritional requirements of loach seedlings, low survival rate of loach seedlings, and general nutrition, so as to maintain fresh water quality and reduce The effect of dissolved oxygen consumption and increasing dissolved oxygen

Inactive Publication Date: 2010-02-17
湖北省水产科学研究所
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  • Abstract
  • Description
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AI Technical Summary

Problems solved by technology

[0011] 1. Soybean milk, small particles, vegetable protein, polluted water body, general nutrition, cannot meet the nutritional needs of loach seedlings
[0012] 2. Egg yolk pulp, fine particles, animal protein, polluted water, general nutrition, cannot meet the nutritional needs of loach seedlings
[0013] 3. Milk powder, small particles, animal protein, polluted water, comprehensive nutrition, can partially meet the nutritional needs of loach seedlings in the early stage, but cannot meet the nutritional needs of loach seedlings in the middle and later stages
[0014] 4. Fertilizer ponds, animal protein, polluted water, comprehensive nutrition, can not meet the nutritional needs of loach seedlings in the early stage, can meet the nutritional needs of loach seedlings in the middle stage, and cannot meet the nutritional needs of loach seedlings in the later stage
[0015] 5. Mixed feeding, small particles, polluted water, animal and plant protein, comprehensive nutrition, can meet the nutritional needs of loach, but poor palatability, low survival rate of loach seedlings

Method used

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  • Loach water breaker opening bait put into pond and culture method thereof

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Embodiment Construction

[0036] Below in conjunction with embodiment describe in detail:

[0037] 1. Refinement of this method

[0038] In step ②, the "appropriate amount" refers to determining the amount of biological bacterial fertilizer to be put in according to the density of loach water flowers in the pond. Generally, 10 kg of EM bacterial fertilizer is put into the pond per mu, and 500,000 to 600,000 loaches will be sprayed in the pond.

[0039] The "biological bacteria fertilizer" refers to EM bacteria, which is the English abbreviation of effective microbiota, which is formed by compound culture of more than 80 kinds of beneficial bacteria in 5 families, 10 genera, such as photosynthetic bacteria, lactic acid bacteria, and yeast.

[0040] 2. Experiment and results

[0041] From May to July every year, our institute will carry out the cultivation of loach water flowers. This method has been tested many times in the loach breeding farm of our institute.

[0042] 3. Experimental results

[00...

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Abstract

The invention discloses loach water breaker opening bait put into a pond and a culture method thereof, relating to loach bait. The method selects a rotifer as the optimal loach water breaker opening bait put into the pond and the culture method comprises the following steps: (1) before water breaker is put into the pond, cleaning silt of the pond, thoroughly disinfecting the pond and killing harmful bacteria and viruses; (2) putting a proper amount of biological bacterial manure into water; and (3) putting loach water breaker after generating proper density of rotifers. The bait cultured by the method is biological bait and has all-round nutrition; the rotifers favored by the loaches are cultured by bacteria, palatable and easily obtained; biological bacterial manure can carry out photosynthesis to increase dissolved oxygen in water and keep the water quality fresh; and the bacteria can accelerate the decomposition of organic matters in water, reduce water body pollution and oxygen dissolved consumption, fully utilize inorganic matters decomposed in water body to synthesize organic matters and promote the circulation of matters in the water body.

Description

technical field [0001] The invention relates to a loach bait, in particular to an opening bait for the loach and a cultivation method thereof. Background technique [0002] Loach is a traditional export aquatic species in my country, mainly exported to South Korea, Japan, Taiwan, Hong Kong and Southeast Asia. In the past ten years, the price of loach has been increasing year by year, and the highest price in 2008 was 64 yuan / kg. [0003] The bait for loach fish splashing in the pond and its breeding method are one of the core technologies in the artificial breeding of loach, which directly determines the survival rate of loach fry cultivation. [0004] The existing bait for the opening of the loach water flower pond is: [0005] 1. Soybean milk is to soak soybeans in water, then use a soybean milk machine or a steel mill to refine them and then feed them. [0006] 2. Egg yolk pulp, which is to use boiled eggs or duck egg yolks to refine and feed. [0007] 3. Milk powder,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01K61/00A01K67/033
CPCY02A40/81
Inventor 印杰陈小奇李燕阮协成邢祥林林莹莹
Owner 湖北省水产科学研究所
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