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Crayfish feeding and breeding method

A culture method and lobster technology, applied in chemical instruments and methods, fish farming, animal feed, etc., can solve problems such as lack of experimental data, and achieve the effect of improving survival rate, avoiding excessive or insufficient feed, and enhancing immunity

Inactive Publication Date: 2019-03-15
YANCHENG INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there is a lack of corresponding experimental data

Method used

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  • Crayfish feeding and breeding method

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Experimental program
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Effect test

Embodiment 1

[0019] A crayfish feeding and breeding method specifically comprises the following steps:

[0020] (1) Construction and treatment of breeding ponds: choose ponds with good lighting conditions, sufficient water sources, clear water quality, no pollution in the surrounding environment, and flat terrain at the bottom of the pond. There are 6 to 8 water inlets and outlets, and anti-escape nets are installed at the water inlets and outlets; 20 days before stocking, drain the old water in the pond, and after 6 days of exposure to the sun, plow the soil at the bottom of the pond to a depth of 10cm, and then sprinkle hypochlorous acid or Disinfect with sodium hypochlorite disinfectant; after the toxicity of the disinfectant disappears, inject water into the pond with a water depth of 1.0m. After the water injection is completed, plant bitter grass at the bottom of the pond, apply 120kg of decomposed pig manure per mu, and finally adjust the pH value and dissolved oxygen of the pond am...

Embodiment 2

[0026] A crayfish feeding and breeding method specifically comprises the following steps:

[0027] (1) Construction and treatment of breeding ponds: choose ponds with good lighting conditions, sufficient water sources, clear water quality, no pollution in the surrounding environment, and flat terrain at the bottom of the pond. There are 6 to 8 water inlets and outlets, and anti-escape nets are installed at the water inlets and outlets; 30 days before stocking, drain the old water in the pond, and after 8 days of exposure to the sun, plow the soil at the bottom of the pond to a depth of 15cm, and then sprinkle hypochlorous acid or Disinfect with sodium hypochlorite disinfectant; after the toxicity of the disinfectant disappears, inject water into the pond with a water depth of 1.2m. After the water injection is completed, plant bitter grass and asparagus curcuma at the bottom of the pond, apply 150kg of decomposed chicken manure per mu, and finally adjust the pond pH value and ...

Embodiment 3

[0033] A crayfish feeding and breeding method specifically comprises the following steps:

[0034] (1) Construction and treatment of breeding ponds: choose ponds with good lighting conditions, sufficient water sources, clear water quality, no pollution in the surrounding environment, and flat terrain at the bottom of the pond. There are 6 to 8 water inlets and outlets, and anti-escape nets are installed at the water inlets and outlets; 25 days before stocking, drain the old water in the pond, and after 7 days of exposure to the sun, plow the soil at the bottom of the pond to a depth of 12cm, and then sprinkle hypochlorous acid or Disinfect with sodium hypochlorite disinfectant; after the toxicity of the disinfectant disappears, inject water into the pond with a water depth of 1.1m. Plant water plantain at the bottom of the pond after the water injection is completed, apply 130kg of decomposed duck manure per mu, and finally adjust the pH value and Dissolved oxygen, as a breedi...

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Abstract

The invention discloses a crayfish feeding and breeding method. The method includes the following steps that (1) a pond with good illumination conditions, sufficient water sources, clean water, a non-polluted surrounding environment and a flat bottom is selected, drainage, exposure to the sun for quite a long time, tillage, disinfection, water injection, planting of aquatic plants and fertilization are carried out 20-30 days before stocking, finally the pH and dissolved oxygen amount of the pond are adjusted, and the pond is used as a breeding pond; (2) young crayfishes are put into the breeding pond, feed is put three times every day, and a feed additive is added for assistance in an adult crayfish stage; (3) water replacement, sterilization and disinfection are carried out regularly, andthe pH and dissolved oxygen amount of the pond water are adjusted. By means of the method, a most suitable growth environment is provided for the crayfishes, the aquatic plants planted at the bottomof the pond can purify the water environment while supplying oxygen, the crayfishes are fed scientifically and efficiently, and the feeding cost is reduced; the feed additive is added for assistance,so that necessary trace elements are provided for the crayfishes, the breeding environment is improved, the immunity of the crayfishes is enhanced, the survival rate of the crayfishes is increased, and thus economic benefits are increased.

Description

technical field [0001] The invention belongs to the field of aquaculture, and in particular relates to a method for feeding and cultivating crayfish. Background technique [0002] Crayfish (scientific name: Procambarus clarkii) is also known as Procambarus clarkii, red crayfish and freshwater crayfish. Its meat is delicious, high in protein, low in fat, rich in calcium, phosphorus, iron, selenium, zinc, magnesium, iodine and other trace elements, and rich in vitamin A, vitamin C, etc., low in sugar, low in fat and low in cholesterol. Magnesium has an important regulatory effect on heart activity and can protect the cardiovascular system. It can reduce blood cholesterol levels, prevent arteriosclerosis, and at the same time expand coronary arteries, which is beneficial to prevent high blood pressure and myocardial infarction. Crayfish contains astaxanthin, a powerful antioxidant that helps eliminate the "jet lag" caused by jet lag. In addition, crayfish can also be used as ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01K61/59A23K50/80A23K20/26A23K20/174A23K10/18C02F3/32C02F101/30
CPCA01K61/59A23K10/18A23K20/174A23K20/26A23K50/80C02F3/32C02F2101/30Y02A40/81
Inventor 田红艳王爱民刘飞杨文平於叶兵
Owner YANCHENG INST OF TECH