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Culture method of rainbow trout

A breeding method and technology for rainbow trout, which are applied in fish farming, climate change adaptation, animal feed, etc., can solve the problems of high mortality, rough meat, and rainbow trout are easily infected with diseases, etc. , the effect of improving disease resistance

Inactive Publication Date: 2017-03-22
ZUNYI QINGXIHE FUYUAN ECOLOGICAL FISHERY DEV CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The existing rainbow trout culture is mainly long and extensive pond culture, the water quality is poor, the water body does not flow, and there are many germs in the culture pond. In this environment, rainbow trout are easily infected with diseases, resulting in short life span and high mortality of rainbow trout. High, and the nutritional value of rainbow trout produced is not high, and the meat quality is relatively rough, which does not fully reflect the advantages of rainbow trout

Method used

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Embodiment 1

[0023] This embodiment discloses a method for breeding rainbow trout, including the following steps:

[0024] (1) Fish pond selection: The fish pond is located in a karst landform area, and the pond is cultured in the pond formed by the dissolution of flowing water;

[0025] (2) Preparation of mono-salt isotonic solution: prepare mono-salt isotonic solution according to the following mass ratios: 1000 parts of water, 9 parts of Nacl, 0.2 parts of Agcl; The amount of 400ml for the granulated eggs is made into a sufficient amount of isotonic solution for egg washing;

[0026] (3) Egg collection, sperm collection, egg washing, and insemination; artificial egg collection and sperm collection; after egg collection and sperm collection are completed, use the mono-salt isotonic solution prepared in step (2) to wash the eggs, and then implement artificial insemination;

[0027] (4) Hatching of fertilized eggs: the fertilized eggs hatch into juveniles;

[0028] (5) Seed breeding: Cultivating ju...

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Abstract

The invention belongs to the technical field of fishing culture, and particularly discloses a culture method of rainbow trout. The method includes the following steps: (1) selection of fishpond; (2) preparation of solutions, such as single salt; (3) spawn collection, milt collection, spawn washing and insemination; (4) fertilized eggs hatch; (5) fry rearing; (6) rainbow trout fry input; (7) fish feed discharging in the juvenile stage; (8) fish feed discharging in the adult stage; (9) water body management. By applying the culture method of rainbow trout, the rainbow trout has great economic values with strong disease resistance, high survival rate and succulent and tender meat quality.

Description

Technical field [0001] The invention belongs to the technical field of fish breeding, in particular to a method for breeding rainbow trout. Background technique [0002] Rainbow trout belongs to Salmonidae and is a cold water pond fish. Rainbow trout is one of the four major freshwater aquaculture species with high yield and good quality promoted by the United Nations Food and Agriculture Organization to the world. It has been listed as a precious fish in the world. It has delicious meat, rich nutrition, less thorns, more meat, and edible value. High, rapid growth, easy to catch, high feed utilization rate, simple and easy artificial reproduction. Rainbow trout like to live in clear waters with low water temperature, more dissolved oxygen, and abundant flow. During the growth and reproduction process, it has higher requirements for water temperature, dissolved oxygen, water quality, light and other conditions. When the temperature is lower than 7℃ or higher than 20℃, rainbow tr...

Claims

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Application Information

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IPC IPC(8): A01K61/10A01K61/17A23K50/80A23K10/30
CPCA01K61/00Y02A40/81Y02A40/818
Inventor 赵谱远周萍刘大军
Owner ZUNYI QINGXIHE FUYUAN ECOLOGICAL FISHERY DEV CO LTD
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