CN104642262B - A kind of protection of native chicken breed resource and the breeding method for utilizing - Google Patents
A kind of protection of native chicken breed resource and the breeding method for utilizing Download PDFInfo
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- CN104642262B CN104642262B CN201510060481.XA CN201510060481A CN104642262B CN 104642262 B CN104642262 B CN 104642262B CN 201510060481 A CN201510060481 A CN 201510060481A CN 104642262 B CN104642262 B CN 104642262B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New breeds of animals
- A01K67/02—Breeding vertebrates
Abstract
The invention discloses a kind of protection of native chicken breed resource and the breeding method for utilizing, belong to poultry seeding technique field.The method, for native chicken breed resource, does not make artificial selection, it is ensured that original kind inherent character is constant.During annual utilization, cock of the 12 week old body weight of selecting and remain from the group that reserves seed for planting for average weight 95%～107%, with the high reproductive performance cultivated or fast long speed new lines (breed system) corss combination, both the appearance characteristic of former native chicken breed had been remained, the egg laying performance or the speed of growth 15～20% of local varieties had been improved again.The present invention participates in supporting as strain using former local varieties, it is to avoid the past this breed breeding or hybridizes merely destruction to resource in indigenous chicken resources development and utilization, realizes the double effectses not only protected but also utilize.
Description
Technical field
The invention belongs to poultry seeding technique field, and in particular to a kind of breeding of native chicken breed resources protection and utilization
Method.
Background technology
China is vast in territory, and geographical, ecological, weather conditions are various, and numerous national and different living habit, pregnant in addition
Colourful Genetic Resources of Domestic Animal is brought out.At present, place of china chicken breed has 107, these Local chicken breeds appearance traits
Bright characteristic, is substantially better than external introduced variety at aspects such as adaptability, disease resistance and meat egg local flavors, and contains huge something lost
Multiformity is passed, is the inexhaustible source of new varieties innovation.But long-term existence the contradiction that protection can not be taken into account with utilization.Some productions
Unit because concentrating on quantity only and short-term benefit, introduce again, it is light cultivate, again hybridization, it is light protect, the characteristic to some local supplies
Understanding is not enough, ignores the unique resource characteristicses of native chicken breed and ecological significance, is simply replaced using introduced variety or blindly miscellaneous
Hand over improvement and ignore conservation, cause some resources endangered or cause some native chicken breeds that kind is lost after orthoselection
Matter inherent character.Over nearly 30 years, where China becomes extinct, chicken has 5, and endangered has 11.Some resource fields are merely
Conservation and conservation, a conservation are not developed, and the market competitiveness is weak, often unable to make ends meet, not lasting without benefit, and effect of breeds conservation is paid no attention to
Think.So far, where China does not also form a science, reasonable, system, chicken kind matter resources protection and development utilizes system.Cause
This, scientifically and rationally protects and utilizes China's indigenous chicken resource, carry out resource and varieties distribution, to lifting industry core competitive power
Power, realize that industry Significance of Sustainable Development is great.Start from " 95 ", endeavour the protection of indigenous chicken germ plasm resource always and utilize
Research work, through the practice and exploring of system, creating resource security protection, creative utilization protection and intellectual property protection is
Integrally, utilize indigenous chicken germplasm resources protection and development to organically blend, the continuable system of one dynamic of formation, such as Fig. 1 institutes
Show.
The content of the invention
In order to overcome the defect of prior art, it is an object of the invention to provide a kind of native chicken breed protection of resources and profit
Breeding method, improves the egg laying performance and the speed of growth of native chicken breed, realizes protection and the profit of indigenous chicken genetic resourcess
Organically blend.
To achieve these goals, the technical solution used in the present invention is as follows：
A kind of protection of native chicken breed resource and the breeding method for utilizing, including following operating procedure：
(1) indigenous chicken conservation：Implement ecosystem to Local chicken breeds to put in a suitable place to breed, do not make artificially deliberately to select, it is ensured which is intrinsic
Feature is constant；An annual generation, pure breeding ecosystem are put in a suitable place to breed, while conservation base is set up in strange land, carry out the double guarantors in strange land
Kind.Protecting population scale and 2000 being not less than for each generation conservation group hen, cock is not less than 200；It is every to repeat this mistake from generation to generation
Journey；
(2) indigenous chicken is utilized：
1), when utilizing every year, in the conservation group put in a suitable place to breed from ecosystem, need to hatch production breeder flock, cultivation according to production
During to 12 week old, cock of the 12 week old body weight of selecting and remain for average weight 95%～107%, as stock cock；
2) step 1) in the stock cock selected and remain out enter with the universal new lines or breed system of high reproductive performance or fast long speed
Row corss combination, produces commercial generation, that is, completes breeding.
The step 1) in screening stock cock concrete grammar be：By mature rooster and hen according to 1：10 ratio retains
Original seed, implements ecosystem and puts in a suitable place to breed, according to cock and hen 1：25 ratio, determines cock of reserving seed for planting according to supporting hen number is needed
Number, according still further to 50% laying rate of original seed hen, 80% enters incubation incubation rate, 0～12 week old, 95% survival rate, qualification rate, and 12
Week old selects and remain body weight for the rate of reserving seed for planting of average weight 95%～107%, 13～20 week old, 95% survival rate, qualification rate, it is determined that kind
Egg piece number.
The native chicken breed is a following any type of kind：Blue or green shin class：Gu-shi chicken, Land of Peach Blossoms chicken, Lushi chicken；It is yellow
Shin class：Zhenyang Sanhuang chicken, Guangxi Huang chicken, Qingyuan Chicken；Gallus Domesticuss class：Silkiefowl black bone, Xichuan Gallus Domesticuss, Wuding County's Gallus Domesticuss etc.；It is green
Shell class：Lushi chicken, the green shell chicken in Changshun.
The native chicken breed is that blue or green shin class native chicken breed, the universal new lines or breed system are Henan agriculture DH green grass or young crops shins
Breed system, state examine the short and small grain-saving type father and mother of three Gaoqing feet Huang chicken No. three for RM breed systems, Henan agriculture green grass or young crops shank and recessive Cold boiled chicken E1 systems.
The native chicken breed is that yellow shin class native chicken breed, the universal new lines or breed system are that agriculture DHh in Henan is yellow
Shin breed system, introduced variety Recessive Chicken breed system.
The native chicken breed is Gallus Domesticuss class native chicken breed, and the universal new lines or breed system are Henan agriculture Huang shin silk
Hair chicken Sh, Henan agriculture recessive white feather Gallus Domesticuss WBg systems.
The native chicken breed is green shell class native chicken breed, and the universal new lines or breed system are Henan agriculture dwarf-type
Layer of green-shell egg LE2 systems.
The Henan agriculture DH green grass or young crops shin breed systems are cultivated by following methods and are obtained：
Using Roman powder for generations B systems, bar cloth Calco B-380 for generations C systems, dwarf-type green grass or young crops shin Corchorus olitorius L. plumage Rq systems and Flos Phragmitis plumage consolidate
Beginning chicken original seed material.Introductive crossing, traversed by are fixed, the blue or green shin Corchorus olitorius L. plumage of establishment, dwarf-type whitewash shell layer chicken D systems and shallow Flos Phragmitis plumage,
2 strain underlying groups of normal type brown shell layer H systems, carry out families selecting and individual selection to which, improve its uniformity and production
Performance, through the systematic breeding of 3 generations, obtains D systems and H systems, is hybridized with D systems cock and H systems hens, cultivates performance
Stable Henan agriculture DH green grass or young crops shin breed systems.
The Henan agriculture DHh Huang shin breed systems are cultivated by following methods and are obtained：
Using Roman powder for generations B systems, bar cloth Calco B-380 for generations C systems, dwarf-type Huang shin Corchorus olitorius L. plumage Q systems and Flos Phragmitis plumage consolidate
Beginning chicken original seed material.Introductive crossing, traversed by are fixed, and set up yellow shin Corchorus olitorius L. plumage, dwarf-type whitewash shell layer chicken D systems and the shallow Flos Phragmitis of yellow shin
Plumage, 2 strain underlying groups of normal type brown shell layer Hh systems.Families selecting and individual selection are carried out to which, improve its uniformity and
Production performance, through the systematic breeding of 3 generations, obtains D systems and Hh systems, and D systems cock is hybridized with Hh systems hens, is cultivated
The Henan agriculture DHh Huang shin breed systems of stable performance.
The Henan agriculture recessive white feather Gallus Domesticuss WBg is cultivated by following methods and is obtained：
It is material using China's silkiefowl black bone, with the cock hybridization of Ai Weiyinzu A systems, F1 generation selfing separation, selects black foot
Black skin, silk hair are individual, expanding propagation；Then using aobvious, recessive white feather molecular marker, identify black foot crow skin recessive white feather individuality W group
With dominant white plumage Bg group and family is set up, carry out families selecting and individual selection, improve its uniformity, the speed of growth and lay eggs
Amount, through the systematic breeding of 3 generations, cultivates the Henan agriculture recessive white feather Gallus Domesticuss W systems and dominant white plumage Bg systems of stable performance；
Henan agriculture recessive white feather Gallus Domesticuss W system cocks and dominant white plumage Bg systems hen are hybridized, and obtain WBg breed systems.
The Henan agriculture Huang shin silk hair chicken Sh is cultivated by following breeding method and is obtained：
The HUANGBAI(sic) shin character of white feather chicken kind is imported in white-feather silky chicken, F1 generation is produced；F1 generation selfing is used, it is raw
Produce F2 generations, yellow (white) shin Bai Yusi hair chickens occur, set up family, carry out families selecting and individual selection, improve its uniformity with
Production performance, through the systematic breeding of 3 generations, cultivates the Henan agriculture Huang shin silk hair chicken Sh systems of stable performance.
The Henan agriculture green grass or young crops shank and recessive white feather chicken E1 is cultivated by following breeding method and is obtained：
It is material using the white feather chicken of China's indigenous chicken mutation, sets up family, carry out families selecting and individual selection, improve
Its uniformity, the speed of growth and egg production, through the systematic breeding of 3 generations, cultivate the Henan agriculture green grass or young crops shank and recessive of stable performance
White feather chicken E1 systems.
The Henan agriculture short green-shell laying hen LE2 breed systems are cultivated by following breeding method and are obtained：
Hybridized using No. 3 short and small powder shell layer chickens of Lushi chicken and agricultural university, F1 generation cock is returned with No. 3 short and small hens of agricultural university
Hand over, then dwarf-type Corchorus olitorius L. male and female chicken group expanding of selecting and remain, the male and female chicken of homozygosis green-egg-shelled of being selected and remain using green-egg-shelled molecular marker are set up
Family, through the systematic breeding of 3 generations, cultivates the Henan agriculture short green-shell laying hen L systems of stable performance；Using China place
The Recessive Chicken of chicken mutation imports high-yield egg chicken, and F1 generation selfing is separated, using aobvious, recessive white feather molecular marker, blue or green shin of selecting and remain
Recessive white feather underlying group simultaneously sets up family, carries out families selecting and individual selection, improves its uniformity, the speed of growth and lays eggs
Amount, through the systematic breeding of 3 generations, cultivates the Henan agriculture green grass or young crops shank and recessive white feather chicken E2 systems of stable performance；Henan agriculture dwarf-type is green
Shell layer chicken L system cocks are hybridized with the white plumage E2 systems hen of Henan agriculture green grass or young crops shank and recessive, obtain LE2 breed systems.
Beneficial effect of the present invention：
The utilization of indigenous chicken genetic resourcess of the present invention and the breeding method protected, it is to avoid traditional indigenous chicken resources development and utilization
In this breed breeding and simple direct cross, on the basis of fully research indigenous chicken germplasm characteristic research, excavate its superiority
Shape and gene, cultivate general core new lines or breed system；In chicken breeder flock where ecosystem protection, hatching breeding is pure
Plant and filter out stock cock, then the stock cock that screening is obtained and the above-mentioned high reproductive performance cultivated or the general purpose core of fast long speed
Heart new lines or breed system hybridization, obtain commercial chicken breed system, and the appearance that the coordinates chicken remains former native chicken breed is special
Property, while egg production or length is fast that 15～20% are improve compared with former native chicken breed, it is achieved thereby that not only having protected but also having utilized
Double effectses.
For the key of native chicken breed conservation is inherited characteristic, the stability of characteristics that can maintain which intrinsic for a long time, preserve
Genetic diversity inside kind, should prevent excellent genes from losing, and reduce genetic drift and inbreeding again as far as possible, and this requires
Species intrinsic conditions of existence is kept during conservation as far as possible should, it is to avoid close breeding and human intervention, but chicken money where tradition
There is the phenomenons such as closed cage, directive breeding and crossbreeding and improvement in source protection for a long time, live population place is single in addition, easily receives
The accident such as epidemic disease and natural disaster affects, and has severely impacted indigenous chicken resource security.The present invention is protected and using place
The breeding method of chicken genetic resourcess, implements the conservation policy of " former, excellent, different ", on the one hand original producton location set up conservation base or
Ecology puts garden in a suitable place to breed, carries out ecology and puts in a suitable place to breed, implements ecosystem conservation, carries out open raising and random mating to conservation colony, this
Sample had both maintained the former conditions of existence of conservation object, turn avoid the degeneration or forfeiture of superiority shape in part under raising in cage condition；Separately
On the one hand, the selection and improvement artificially not forced to conservation group by conservation process, only need to hatch production from conservation group during utilization
Use Seedling chicken, optimization after raising 12 weeks is selected and remain and kind uses cock, for supporting the use, superseded being finished by.It can be seen that, local varieties are joined every year
With it is supporting, the raising of its production performance mainly by with the general purpose core of high reproductive performance or fast growth performance feel concerned about it is supporting come
Realize, it is thus former to protect indigenous chicken genetic resourcess with growing original flavor.
The protection of native chicken breed resource of the present invention and the breeding method for utilizing, for native chicken breed can be applied originating in
Ground kind protection；Can be with patent protection using the breeding method of the new lines of breeding process in indigenous chicken；In indigenous chicken profit
National new varieties authorization protection can be applied for the new lines or breed system of breeding process.It is achieved thereby that indigenous chicken genetic resourcess
" Trinity " Sustainable use pattern, as shown in Figure 1.
Description of the drawings
Fig. 1 is for the protection of native chicken breed resource " Trinity " of the present invention and using system schematic diagram；
Fig. 2 is the germplasm resources protection of 1 gu-shi chicken of embodiment and utilizes schematic diagram；
Fig. 3 is the germplasm resources protection of 2 Xichuan Gallus Domesticuss of embodiment and utilizes schematic diagram；
Fig. 4 is the germplasm resources protection of 3 Changshun layer of green-shell egg of embodiment and utilizes schematic diagram.
Specific embodiment
Embodiment 1
The present embodiment protect and variety source using gu-shi chicken breeding method, such as Fig. 2, concrete operation step is：
(1) indigenous chicken conservation
Implement ecosystem to gu-shi chicken kind to put in a suitable place to breed, do not make artificially deliberately to select, it is ensured that its intrinsic feature is constant.Often
One generation of year, pure breeding simultaneously put in a suitable place to breed by ecosystem, while conservation base is set up in strange land, carries out the double conservations in strange land.Population scale is protected, often
Individual generation conservation group hen is not less than 2000, and cock is not less than 200, and this process of repetition had both reached protection purpose.Conservation group
In addition to above-mentioned conservation group of next generation is bred every year, its another purposes is exactly stock cock of the breeding for production, both indigenous chicken
Utilize；
(2) indigenous chicken is utilized
1), when utilizing every year, the production for stock cock of selecting and remain is hatched using the gu-shi chicken conservation group that ecosystem is put in a suitable place to breed
Group, was raised to 12 weeks, was screened according to the body weight of 12 age chickens, and 12 age chicken body weight of selecting and remain are average weight 95%～107%
Cock, obtains final product current year's production with applying mechanically stock cock.Specially：According to supporting hen number, according to male and female 1:25 ratio-dependent
The stock cock number that need to be stayed, according still further to the laying rate of original seed hen 50%, 80% enters incubation incubation rate, and 0-12 week old 95% is survived
Rate, qualification rate, 12 week old select and remain body weight for the rate of reserving seed for planting of average weight 95%～107%, 95% survival rate of 13-20 week old, conjunction
Lattice rate, is spaced and hatches within 9 days the parameter such as a collection of, final to determine every year using the quantity and batch that reserved seed for planting altogether；
2) the three Gaoqing shins Huang chicken No. 3 cultivated with blue or green shin dwarf-type R systems and the hybridization of normal high yield type Cyan-Shank Partridge Chicken M system is short
Little grain-saving type father and mother are female parent for RM breed systems, with step 1) in the gu-shi chicken stock cock corss combination selected and remain, commercial generation with it is solid
Beginning chicken original seed compares egg laying performance and the speed of growth is improved, 16 week old cock body weight 1.6kg of commercial generation, feed conversion rate
3.34：1,8 week old body weight improves 18.5%；
Embodiment 2
The protection of the present embodiment indigenous chicken Xichuan Gallus Domesticuss variety source and Application way, as shown in figure 3, concrete operations step
It is rapid as follows：
(1) indigenous chicken conservation
Implement ecosystem to Xichuan Gallus Domesticuss kind to put in a suitable place to breed, do not make artificially deliberately to select, it is ensured that its intrinsic feature is not
Become.An annual generation, pure breeding ecosystem are put in a suitable place to breed, while conservation base is set up in strange land, carry out the double conservations in strange land.Conservation group advises
Mould, each generation conservation group hen are not less than 2000, and cock is not less than 200, and this process of repetition had both reached protection purpose.Protect
In addition to above-mentioned conservation group of next generation is bred every year, its another purposes is exactly to breed the stock cock for producing to population, both place
The utilization of chicken；
(2) indigenous chicken is utilized
1), when utilizing every year, the life for stock cock of selecting and remain is hatched using the Xichuan Gallus Domesticuss conservation group that ecosystem is put in a suitable place to breed
Group is produced, is raised to 12 weeks, screened according to the body weight of 12 age chickens, 12 age chicken body weight of selecting and remain are average weight 95%～107%
Cock, obtain final product current year's production with applying mechanically stock cock.Specially：According to supporting hen number, according to male and female 1:25 ratio is true
Surely the stock cock number that need to be stayed, according still further to the laying rate of original seed hen 50%, 80% enters incubation incubation rate, 95% one-tenth of 0-12 week old
Motility rate, qualification rate, 12 week old select and remain body weight be average weight 95%～107% rate of reserving seed for planting, 95% survival rate of 13-20 week old,
Qualification rate, is spaced and hatches within 9 days the parameter such as a collection of, final to determine every year using the quantity and batch that reserved seed for planting altogether；
2)A：Cultivate maternal：
It is material using China's silkiefowl black bone, with the cock hybridization of Ai Weiyinzu A systems, F1 generation selfing separation, selects black foot
Black skin, silk hair are individual, expanding propagation；Then using aobvious, recessive white feather molecular marker, identify black foot crow skin recessive white feather individuality W group
With dominant white plumage Bg group and family is set up, carry out families selecting and individual selection, through the systematic breeding of 3 generations, cultivate
The Henan agriculture recessive white feather Gallus Domesticuss W systems of stable performance and dominant white plumage Bg systems；Henan agriculture recessive white feather Gallus Domesticuss W system cocks and dominant
White plumage Bg systems hen is hybridized, and obtains Henan agriculture Gallus Domesticuss WBg breed systems.
B：Indigenous chicken is protected and is utilized：
The Henan agriculture Gallus Domesticuss WBg systems cultivated with step A as female parent, with step 1) in the Xichuan Gallus Domesticuss stock cock selected and remain hybridize
Supporting, commercial generation speed of growth compared with the Gallus Domesticuss original seed of Xichuan is significantly improved, and 8 week old body weight of commercial generation improves 16.4%.
Embodiment 3
The present embodiment protection and the breeding method of the genetic resourcess using Changshun layer of green-shell egg, such as Fig. 4, concrete operation step
It is as follows：
(1) indigenous chicken conservation：Implement ecosystem to Changshun green-egg-shelled chicken kind to put in a suitable place to breed, do not make artificially deliberately to select, it is ensured that its
Intrinsic feature is constant.An annual generation, pure breeding ecosystem are put in a suitable place to breed, while conservation base is set up in strange land, carry out different
The double conservations in ground.Population scale is protected, each generation conservation group hen is not less than 2000, and cock is not less than 200, repeat this process
Both protection purpose had been reached.In addition to above-mentioned conservation group of next generation is bred every year, its another purposes is exactly breeding for production to conservation group
Stock cock, the both utilization of indigenous chicken；
(2) indigenous chicken is utilized
1) when utilizing every year, screen according to the body weight of 12 age chickens, 12 age chicken body weight of selecting and remain are average weight 95%～107%
Cock, obtain final product stock cock.Concretely comprise the following steps：Hatched for kind of selecting and remain using Changshun layer of green-shell egg conservation group that ecosystem is put in a suitable place to breed
The productive group of cock, was raised to 12 weeks, was screened according to the body weight of 12 age chickens, and 12 age chicken body weight of selecting and remain are average weight
95%～107% cock, obtains final product current year's production with applying mechanically stock cock.Concretely comprise the following steps：According to supporting hen number, according to public affairs
Female 1:The stock cock number that 25 ratio-dependent need to be stayed, according still further to the laying rate of original seed hen 50%, 80% enters incubation incubation rate,
95% survival rate of 0-12 week old, qualification rate, 12 week old are selected and remain the rate of reserving seed for planting that body weight is average weight 95%～107%, and 13-20 is all
95% survival rate of age, qualification rate, are spaced and hatch within 9 days the parameter such as a collection of, and final determination using the quantity that need to be reserved seed for planting altogether and is criticized every year
It is secondary.
2)A：It is maternal to cultivate：
Hybridized using No. 3 short and small powder shell layer chickens of Lushi chicken and agricultural university, F1 generation cock is returned with No. 3 short and small hens of agricultural university
Hand over, then dwarf-type Corchorus olitorius L. male and female chicken group expanding of selecting and remain, the male and female chicken of homozygosis green-egg-shelled of being selected and remain using green-egg-shelled molecular marker are set up
Family, through the systematic breeding of 3 generations, cultivates the Henan agriculture short green-shell laying hen L systems of stable performance；Using China place
The Recessive Chicken of chicken mutation imports high-yield egg chicken, and F1 generation selfing is separated, using aobvious, recessive white feather molecular marker, blue or green shin of selecting and remain
Recessive white feather underlying group simultaneously sets up family, carries out families selecting and individual selection, improves its uniformity, the speed of growth and lays eggs
Amount, through the systematic breeding of 3 generations, cultivates the Henan agriculture green grass or young crops shank and recessive white feather chicken E2 systems of stable performance；Henan agriculture dwarf-type is green
Shell layer chicken L system cocks are hybridized with the white plumage E2 systems hen of Henan agriculture green grass or young crops shank and recessive, obtain the green shell of high reproductive performance Henan agriculture nanism
Laying hen LE2 breed systems.
B：Indigenous chicken is protected and is utilized：
With step A cultivate high reproductive performance Henan agriculture short green-shell laying hen LE2 breed systems as female parent, with step 1) in choosing
Changshun layer of green-shell egg stock cock corss combination for staying, the commercial generation chicken feature for forming a complete production network are special with Changshun layer of green-shell egg original seed appearance
Property it is the same, produce green-egg-shelled, commercial generation egg laying performance compared with the layer of green-shell egg original seed of Changshun is significantly increased, and laying rate improves
20%, for producing the green shell Countryside Egg of Quality type.
Claims (6)
1. a kind of protection of native chicken breed resource and the breeding method that utilizes, it is characterised in that including following operating procedure：
（1）Indigenous chicken conservation：
Implement ecosystem to Local chicken breeds to put in a suitable place to breed, do not make artificially deliberately to select, it is ensured that its intrinsic feature is constant；Annual one
Individual generation, pure breeding ecosystem are put in a suitable place to breed, while conservation base is set up in strange land, carry out the double conservations in strange land；It is each to protect population scale
Generation conservation group hen is not less than 2000, and cock is not less than 200；It is every to repeat this process from generation to generation；
（2）Indigenous chicken is utilized：
1）During annual utilization, from step（1）In in the conservation group that puts in a suitable place to breed of the ecosystem that obtains, need hatching production to use according to production
Breeder flock, when cultivating to 12 week old, cock of the 12 week old body weight of selecting and remain for average weight 95% ~ 107%, as stock cock；
2）Step 1）In the stock cock selected and remain out carry out with the universal new lines or breed system of high reproductive performance or fast long speed it is miscellaneous
Copulation set, produces commercial generation, that is, completes breeding；
The step 1）It is middle screening stock cock concrete grammar be：By mature rooster and hen according to 1：10 ratio retains former
Kind, implement ecosystem and put in a suitable place to breed, according to cock and hen 1：25 ratio, determines cock number of reserving seed for planting according to the supporting hen number of need,
According still further to 50% laying rate of original seed hen, 80% enters incubation incubation rate, 0 ~ 12 week old, 95% survival rate, qualification rate, the choosing of 12 week old
The rate of reserving seed for planting that body weight is average weight 95% ~ 107% is stayed, 13 ~ 20 week old, 95% survival rate, qualification rate determine hatching egg piece number.
2. the protection of native chicken breed resource as claimed in claim 1 and the breeding method that utilizes, it is characterised in that describedly
Square chicken breed is a following any type of kind：Blue or green shin class：Gu-shi chicken, Land of Peach Blossoms chicken, Lushi chicken；Yellow shin class：Zhenyang SANHUANG
Chicken, Guangxi Huang chicken, Qingyuan Chicken；Gallus Domesticuss class：Silkiefowl black bone, Xichuan Gallus Domesticuss, Wuding County's Gallus Domesticuss etc.；Green shell class：Lushi chicken, length
Along green shell chicken.
3. the protection of native chicken breed resource as claimed in claim 2 and the breeding method that utilizes, it is characterised in that describedly
Square chicken breed is that blue or green shin class native chicken breed, the universal new lines or breed system are Henan agriculture DH green grass or young crops shin breed systems, state careful three
The short and small grain-saving type father and mother of Gaoqing foot Huang chicken No. three are for RM breed systems, Henan agriculture green grass or young crops shank and recessive Cold boiled chicken E1 systems.
4. the protection of native chicken breed resource as claimed in claim 2 and the breeding method that utilizes, it is characterised in that describedly
Square chicken breed is that yellow shin class native chicken breed, the universal new lines or breed system are Henan agriculture DHh Huang shin breed systems, introduce product
Plant Recessive Chicken breed system.
5. the protection of native chicken breed resource as claimed in claim 2 and the breeding method that utilizes, it is characterised in that describedly
Square chicken breed is Gallus Domesticuss class native chicken breed, and the universal new lines or breed system are hidden for Henan agriculture Huang shin silk hair chicken Sh, Henan agriculture
The white plumage Gallus Domesticuss WBg systems of property.
6. the protection of native chicken breed resource as claimed in claim 2 and the breeding method that utilizes, it is characterised in that describedly
Square chicken breed is green shell class native chicken breed, and the universal new lines or breed system are Henan agriculture short green-shell laying hen LE2 systems.
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| CN110578006B (en) * | 2018-06-07 | 2022-08-26 | 河南农业大学 | Detection method and application of chicken shallow Luhua feather gene |
| CN109169516B (en) * | 2018-10-30 | 2021-07-06 | 扬州大学实验农牧场 | Method for cultivating high-resistance grain-saving high-quality laying hens |
| CN109349222A (en) * | 2018-11-20 | 2019-02-19 | 广西金陵农牧集团有限公司 | A kind of method that molecule auxiliary cultivates short-foot layer of green-shell egg strain |
| CN110169391A (en) * | 2019-06-24 | 2019-08-27 | 四川省畜牧科学研究院 | Dwarf-type Local chicken breeds breed protection and selection method |
| CN113491254A (en) * | 2021-07-16 | 2021-10-12 | 山东农业大学 | Method for protecting, developing and utilizing local chicken germplasm resources |
| CN114946761B (en) * | 2022-04-15 | 2023-03-03 | 贵州省畜牧兽医研究所 | Hybrid strain production method of shallow-feather and shallow-shank green-shell Yaoshan chicken |
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