Method for breeding native chickens

A cultivation method and technology for laying hens are applied in the field of cultivating green-footed high-yielding native chickens, which can solve the problems of eggshell color, egg size, mixed coat color, complex genetic rules, etc., and achieve the effect of high economic value.

Inactive Publication Date: 2013-02-13
JIANGSU INST OF POULTRY SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the native layer hens on the market have mixed coat colors, eggshell colors, and egg sizes. Most of them use local chicken breeds to import fine-bred layer hens to directly produce imitation native layer hens.
Due to the variety of traits and complex genetic rules of local chicken breeds, there are relatively few breeding lines of native layer hens that meet market demand

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] 1. Using the local chicken breed Langya chicken as breeding materials, select red-feathered green-footed roosters, yellow-feathered or yellow-feathered green-footed hens for self-propagation, and select 300-day-old hens based on individual body weight and egg production records : 1.4 ~ 1.6 kg, rooster weight: 1.8 ~ 2.0 kg, to establish a dark shank high-yielding line.

[0038] 2. Using the local chicken breed Huainan Ephedra chicken as breeding materials, select red-feathered green-legged roosters, yellow-feathered or yellow-feathered green-legged hens with slightly hemp feathers for self-propagation, and select 300-day-old hens according to egg production records and growth speed Body weight: 1.6-1.8 kg, rooster body weight: 2.2-2.4 kg, establish a dark shank fast-length line.

[0039] 3. Using the local chicken breed Xianju chicken as breeding material, select yellow-feathered and yellow-footed chickens for self-propagation, and select high-yielding hens according to ...

Embodiment 2

[0044]1. Using the local chicken breed Langya chicken as breeding materials, select red-feathered green-footed roosters, yellow-feathered or yellow-feathered green-footed hens for self-propagation, and select 300-day-old hens based on individual body weight and egg production records : 1.4 ~ 1.6 kg, rooster weight: 1.8 ~ 2.0 kg, to establish a dark shank high-yielding line.

[0045] 2. Using the local chicken breed Xianju chicken as the breeding material, select yellow-feathered and yellow-footed hens for self-propagation. According to individual body weight and egg production records, select high-yielding hens and introduce high-yielding layer hens. F 1 The generation of crosses is fixed, and the high-yield yellow-feathered and yellow-legged chickens are selected to establish the high-yielding line of yellow-feathered light-colored shank Xianju. The weight of 300-day-old hens: 1.5-1.7 kg, and the weight of roosters: 2.0-2.2 kg.

[0046] 3. Take the Xianju high-yielding line a...

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Abstract

The invention relates to a method for producing native chickens. According to the method, the male parent is a high-yield line with deep color shin, the female parent is a yellow feather high-yield line; based on a sex-linked inheritance theory, the F1 female chickens have deep color shin, the male chickens have light color shin; if native chickens with yellow feather or with some hemp feather on the back are demanded in the market, third-line F1 female chickens with deep color shin are mated with male parents with deep color shin, which belong to a second fast growing line to breed commercial chickens, both male and female chickens, with deep color shin; if native chickens with yellow feather or some hemp features on the back are demanded in the market, the male parents which belong to a yellow feather high-yield line are matched with male parents which belong to a yellow feature high-yield line with deep color shin to obtain commercial chickens with yellow feature. The invention provides a novel method for breeding a native chicken producing line. The method can breed the native chicken producing line which can pass characters stably generation by generation, meet market needs and can be directly used for producing native eggs.

Description

technical field [0001] The invention relates to a method for cultivating native layer hens, in particular to a method for cultivating green-legged high-yielding native hens. Background technique [0002] my country is a multi-ethnic country. Different ethnic groups have different consumption habits, but they pay the same attention to food nutrition, flavor and food appearance. The same is true for the consumption of chickens and eggs. With the development of the economy and the improvement of living conditions, consumers have further increased requirements for chicken flavor and egg quality. With its beautiful appearance, delicious meat quality and high-quality egg quality, the market share of native layer chickens has increased year by year. , and even in short supply. At present, the native layer hens on the market have mixed coat colors, eggshell colors, and egg sizes. Most of them use local chicken breeds to import fine-bred layer hens to directly produce imitation nati...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01K67/02
Inventor 苏一军李国辉窦新红殷建玫张学余屠云洁陆进红王保羊陆俊贤赵东伟王强施寿荣李尚民
Owner JIANGSU INST OF POULTRY SCI
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