CN101953320A - Hybrid matching method for dwarf pink-eggshell layers - Google Patents
Hybrid matching method for dwarf pink-eggshell layers Download PDFInfo
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- CN101953320A CN101953320A CN 201010278874 CN201010278874A CN101953320A CN 101953320 A CN101953320 A CN 101953320A CN 201010278874 CN201010278874 CN 201010278874 CN 201010278874 A CN201010278874 A CN 201010278874A CN 101953320 A CN101953320 A CN 101953320A
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Abstract
The invention discloses a hybrid matching method for dwarf pink-eggshell layers. In the method, a dwarf white-eggshell layer serving as a male parent and a common brown-eggshell layer serving as a female parent are hybridized to prepare a dwarf pink-eggshell layer. Experiments prove that: compared with the conventional matching line, on the basis of maintaining dwarf and rice saving, the matching line has the characteristics of no endogenous virus ev21, low possibility of generating leukemia, and improvement of the raising efficiency of parent layers.
Description
Technical field
The present invention relates to a kind of method for preparing dwarf-type powder shell layer chicken, belong to poultry seeding technique field.
Background technology
At present China's food shortage problem is serious day by day, the feedstuff major part of raising chickens is a grain, and the raising of its price has restricted the raise chickens economic development of industry of China.And the dwarf-type laying hen can be improved efficiency of feed utilization, and the forage volume that the production unit egg needs lacks than common chicken, can obtain the price of deed preferably, in today of food shortage, for development of market economy important meaning is arranged.
At present the white aircraft carrier chicken that comes is joined with short and small brown cock by the domestic supporting system of dwarf-type powder shell layer chicken, and employing three is or double-line hybrid.For realizing commodity for the speed plumage certainly not, the father and mother godmother is that slow plumage comes the aircraft carrier chicken in vain.The following male parent of the feature that respectively is is the dwarf-type brown shell layer, fast plumage, and leaf-comb is preced with lessly, and the plumage look light brown; The adult long 7.5cm of hen shin, the long 8.8cm of cock shin; Eggshell color brown is about average egg weight 57g; Chest is round, chest angle 105 degree.About cock adult weight 1900g, about hen adult weight 1550g.The maternal plain edition white shell egg chicken of using, slow plumage, Bai Laihang series, leaf-comb is bigger, plumage look white; The adult long 9.3cm of hen shin, the long 12.3cm of cock shin; The eggshell colours white is about average egg weight 60g; Build is delicate and pretty, and tail feathers upwarps, and the chest keel are outstanding.About adult weight cock 2000g, about hen 1750g.
Summary of the invention
The purpose of this invention is to provide a kind of method for preparing dwarf-type powder shell layer chicken.
Method of the present invention is female parent for being male parent with short and small white shell egg chicken with the plain edition brown shell layer, and hybridization obtains dwarf-type powder shell layer chicken.
Described plain edition brown shell layer obtains by red chicken in island, leaf-comb Lip river and the hybridization of island, leaf-comb Lip river Cold boiled chicken.
The red chicken in island, described leaf-comb Lip river is a male parent, and island, described leaf-comb Lip river Cold boiled chicken is maternal.
The red chicken in island, described leaf-comb Lip river is golden plumage plain edition brown shell layer, and note is done plain edition brown shell layer B system, and island, described leaf-comb Lip river Cold boiled chicken is a silver color plumage plain edition brown shell layer, and note is done plain edition brown shell layer D system.
Described method also comprises the step of discriminating: described dwarf-type powder shell layer chicken differentiates by plumage speed and obtains that fast plumage chicken is a dwarf-type powder shell layer chicken.
Described fast plumage chicken is that primaries is than covering the long chicken more than 2 millimeters of primaries.
Described discriminating is carried out in 3 days for obtain chick growth in hybridization, and note is done the 0th day when the chick hatching.
Described discriminating is carried out when hybridization obtains the chicken hatching.
The supporting system that experiment showed, with respect to before of the present invention, this is supporting to tie up to that maintenance was short and small originally, on the basis of joint grain, have following characteristics:
1, this seed production way adopts the dwarf-type white shell egg chicken as paternal line, and common brown shell layer is done maternal side, and hybridization back commercial chicken still keeps hen dwarf-type, powder shell egg, and commodity generations can plumage speed automatic sexing.Common brown female parent is slow plumage brown shell layer, does not have Endogenous virus ev21, is difficult for taking place leukemia, improves the feeding efficiency of father and mother for chicken.
2, the eggshell color is competitive.This is supporting to be that the eggshell color is darker than No. 3 powder of original agricultural university, more gets consumer reception in some place, and selling price is better.
3, the commercial chicken feather color is based on red plumage, and much regional in China, especially southern area is more fastidious to feather color, and the superseded chicken of red plumage is more expensive than white plumage, so this seed production way has improved the residual value of the superseded chicken of commercial chicken.
4, on productivity, one-period is laid eggs nearly more than 300, day feed consumption 93 grams, and feedstuff-egg ratio 2.07: 1, laying rate height and feed consumption is few, death rate 6%, death rate reduces greatly.
Description of drawings
Fig. 1 is the corss combination collection of illustrative plates of dwarf-type powder shell layer chicken
Embodiment
Employed experimental technique is conventional method if no special instructions among the following embodiment.
Used material, reagent etc. if no special instructions, all can obtain from commercial channels among the following embodiment.
Embodiment 1, corss combination obtain dwarf-type powder shell layer chicken
One, hybridization obtains dwarf-type powder shell layer chicken
Dwarf-type white shell egg chicken system: terminal male parent, dwarf-type, fast plumage, leaf-comb, the red wing of silver color plumage band; The eggshell colours white; About cock adult weight 1700g, about hen adult weight 1500g.The dwarf-type white shell egg chicken is available from north, Beijing livestock corporation of agricultural university, and chicken grows up.
Golden plumage plain edition brown shell layer (the brown shell B of plain edition is a laying hen): the red chicken in island, leaf-comb Lip river, maternal paternal, common build, slow plumage, leaf-comb, golden plumage; Eggshell color brown, hen adult weight 1850g, cock adult weight 2300g.Do not have Endogenous virus ev21 (available from north, Beijing stud bird Co., Ltd of agricultural university);
Silver color plumage plain edition brown shell layer (the brown shell D of plain edition is a laying hen): island, leaf-comb Lip river Cold boiled chicken, maternal maternal, plain edition, slow plumage, leaf-comb, silver color plumage; Eggshell color brown, hen adult weight 1850g, cock adult weight 2300g.Do not have Endogenous virus ev21 (available from north, Beijing stud bird Co., Ltd of agricultural university);
The raising condition: feeding environment and plain edition laying hen are basic identical, and feed nutrition can be with reference to national standard.Under the drylot feeding condition, all can raise throughout the year.If hen house has temperature control facility preferably, except the area of extreme weather conditions, all can raise.Preceding 3 days 37-38 degree of brooding temperature are reduced to normal temperature later on gradually.The immune programme for children identical with the plain edition laying hen taked in immunity, keeps hen house temperature 13-33 degree, preferably the 18-27 degree.
1, hybridization:
With the red chicken in island, leaf-comb Lip river (golden plumage plain edition brown shell layer, it is laying hen that note is made the brown shell B of plain edition) as male parent, island, leaf-comb Lip river Cold boiled chicken (silver color plumage plain edition brown shell layer, it is laying hen that note is made the brown shell D of plain edition) as maternal, it is the laying hen young bird that hybridization obtains the brown shell BD of plain edition, by gold and silver plumage automatic sexing, cock is the silver color plumage, eliminates; Hen is golden plumage, reserves seed for planting.Raise and began to lay eggs in 120 days, can reach the peak of laying eggs and breed in 170 days.With adult cock of dwarf-type white shell egg chicken and the hybridization of the brown shell BD of plain edition hen, obtain kind of an egg.
2, differentiate
Because chick can not be from observing the difference of dwarf-type powder shell layer chicken and plain edition laying hen in appearance, and the dwarf gene of dwarf-type powder shell layer chicken and fast plumage are chain, so chick is mainly differentiated by metrapectic method.Fast plumage is meant that primaries is obviously long more than 2 millimeters than covering primaries, and plumage refers to that the primaries ratio covers short, isometric, a little longer or primaries of primaries and do not grow slowly.
Behind 1 hatching of breeding eggs that obtains, during the chick hatching, by plumage speed automatic sexing, slow plumage is public young, and genotype is the DWdw type, is normal type after growing up, and eliminates or fattens; Fast plumage is female young, and genotype is the dw-type, is microsoma after growing up, promptly short and small powder shell layer chicken.
A father and mother godmother chicken can produce 240 on kind of egg, female young 90 of hatching 68 ages in week.
Dwarf-type powder shell layer chicken chick is raised and can lay eggs in 120 days, reaches the peak of laying eggs, survival rate 95% in 160 days.
Two, observe the phenotype of dwarf-type powder shell layer chicken:
(1) chicken build and egg color
Chicken could be from distinguishing in appearance after 6 ages in week, with the plain edition laying hen (for the dwarf-type laying hen.) compare, the bodily form of dwarf-type powder shell layer chicken is obviously short and small, and the chicken height of growing up is short approximately 10 centimetres, and shin is grown 7.5 centimetres, significantly is lower than 9.3 centimetres of plain edition laying hen.
(2) egg color:
The egg of the adult chicken of dwarf-type powder shell layer chicken is a pink colour.
(3) feather color:
The feather color of the adult chicken of dwarf-type powder shell layer chicken is red, and part is the red wing of white plumage band.
The detection of embodiment 2, dwarf-type powder shell layer chicken productivity
Hebei is popular plants chicken house and Beijing Miyun mountain spring and cultures a plurality of chicken houses such as professional cooperative society and carry out corss combination according to the method for embodiment 1 and obtain 500,000 female dwarf-type powder shell layer chickens, 5 batches more than 20,000 the female dwarf-type powder shell layer chicken that have that detail record is arranged, raising condition and method according to embodiment 1, more than 20,000 female dwarf-type powder shell layer chickens are raised and the proterties statistics, and the result takes the mean.With " No. 3, agricultural university " the supporting system of small laying hens (available from north, Beijing stud bird Co., Ltd of agricultural university) is contrast.
1, lay eggs number and day feed consumption
Dwarf-type powder shell layer chicken is laid eggs 300 at one-period 72 ages in week, and laying period is day feed consumption average out to 93 grams only; Feedstuff-egg ratio 2.07: 1; The laying period of " No. 3, agricultural university " small laying hens, is day feed consumption average out to 93 grams only; Feedstuff-egg ratio 2.07: 1.
With the plain edition laying hen is contrast, and the plain edition laying hen is laid eggs 305 at one-period 72 ages in week, average only day feed consumption 115g of laying period, feedstuff-egg ratio 2.4: 1.
As can be seen, compare with the plain edition laying hen, the materials of dwarf-type powder shell layer chicken are few, and the feed conversion rate height is compared with " No. 3, agricultural university " small laying hens, and dwarf-type powder shell layer chicken does not have significant difference at materials and laying rate amount.
2, death rate
Death rate: refer to the quantity of dead altogether or superseded chicken when a laying period (72 week age) finishes and the ratio percentage of chicken number when going into to give up, reacted chicken group's premunition and adaptive faculty.
Dwarf-type powder shell layer chicken death rate is 6%, and " No. 3, agricultural university " small laying hens death rate is 10%.
As can be seen, compare with " No. 3, agricultural university " small laying hens, the death rate of dwarf-type powder shell layer chicken reduces greatly.
3, the dwarf-type powder shell layer chicken that is obtained by the embodiment 1 maternal slow plumage chicken of using is the plain edition brown shell layer, do not have Endogenous virus ev21, be difficult for taking place leukemia, therefore, the dwarf-type powder shell layer chicken that embodiment 1 obtains does not have Endogenous virus ev21, is difficult for taking place leukemia.
Present dwarf-type laying hen (available from Beijing north stud bird Co., Ltd of agricultural university) is that the slow plumage hen that dwarf-type brown shell layer cock is joined Bai Laihang produces, and the slow plumage chicken of scientific experiment proof Bai Laihang both domestic and external has Endogenous virus ev21 (two genes are linkage relationships), therefore have very big defective, the dwarf-type powder shell layer chicken that is obtained by embodiment 1 has overcome this defective.
To sum up, this supporting system can bring better economic benefit, can effectively improve the present situation that China's present laying hen industry profit drops, and helps improving raiser's enthusiasm for production, can promote the development of China's laying hen industry.
Claims (7)
1. a method for preparing dwarf-type powder shell layer chicken for being male parent with the dwarf-type white shell egg chicken, is a female parent with the plain edition brown shell layer, and hybridization obtains dwarf-type powder shell layer chicken.
2. method according to claim 1 is characterized in that: described plain edition brown shell layer obtains by red chicken in island, leaf-comb Lip river and the hybridization of island, leaf-comb Lip river Cold boiled chicken.
3. method according to claim 1 and 2 is characterized in that: the red chicken in island, described leaf-comb Lip river is a male parent, and island, described leaf-comb Lip river Cold boiled chicken is maternal.
4. according to arbitrary described method among the claim 1-3, it is characterized in that: the step that also comprises discriminating in the described method: described dwarf-type powder shell layer chicken differentiates by plumage speed and obtains that fast plumage chicken is a dwarf-type powder shell layer chicken.
5. according to arbitrary described method among the claim 1-4, it is characterized in that: described fast plumage chicken is that primaries is than covering the long chicken more than 2 millimeters of primaries.
6. according to arbitrary described method among the claim 1-5, it is characterized in that: described discriminating is carried out in 3 days for obtain chick growth in hybridization, and note is done the 0th day when the chick hatching.
7. according to arbitrary described method among the claim 1-6, it is characterized in that: described discriminating is carried out when hybridization obtains the chicken hatching.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102696541A (en) * | 2012-06-04 | 2012-10-03 | 王生雨 | Production method of high-yield blue-shell laying hens |
| CN104719246A (en) * | 2015-02-05 | 2015-06-24 | 河南农业大学 | Feather color automatic sexing hen mating strain and hen mating strain four-strain-three-purpose mating using method |
| CN104982378A (en) * | 2015-06-16 | 2015-10-21 | 中国农业科学院北京畜牧兽医研究所 | Small rkatsiteli fryer three-line matched seed production method |
| CN109169516A (en) * | 2018-10-30 | 2019-01-11 | 扬州大学实验农牧场 | A kind of breeding method of the high-quality laying hen of highly resistance grain-saving type |
| CN110419506A (en) * | 2019-07-31 | 2019-11-08 | 北京市华都峪口禽业有限责任公司 | Red plumage chicken produces the corss combination method of rouge and powder shell egg |
| CN111345267A (en) * | 2020-04-08 | 2020-06-30 | 山东省农业科学院家禽研究所（山东省无特定病原鸡研究中心） | Breeding method of hybrid line of special laying hens with feather color double-self-distinguishing male and female black-feather pink shells and high yield |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101084743A (en) * | 2006-06-06 | 2007-12-12 | 河南农业大学 | Cultivating method and application for yellow pockmarked feather white-shell layers |
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- 2010-09-09 CN CN 201010278874 patent/CN101953320A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101084743A (en) * | 2006-06-06 | 2007-12-12 | 河南农业大学 | Cultivating method and application for yellow pockmarked feather white-shell layers |
Non-Patent Citations (2)
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| 《中国农业大学博士论文》 20041231 宁中华 节粮小型蛋鸡 , 2 * |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102696541A (en) * | 2012-06-04 | 2012-10-03 | 王生雨 | Production method of high-yield blue-shell laying hens |
| CN104719246A (en) * | 2015-02-05 | 2015-06-24 | 河南农业大学 | Feather color automatic sexing hen mating strain and hen mating strain four-strain-three-purpose mating using method |
| CN104982378A (en) * | 2015-06-16 | 2015-10-21 | 中国农业科学院北京畜牧兽医研究所 | Small rkatsiteli fryer three-line matched seed production method |
| CN109169516A (en) * | 2018-10-30 | 2019-01-11 | 扬州大学实验农牧场 | A kind of breeding method of the high-quality laying hen of highly resistance grain-saving type |
| 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 |
| CN110419506A (en) * | 2019-07-31 | 2019-11-08 | 北京市华都峪口禽业有限责任公司 | Red plumage chicken produces the corss combination method of rouge and powder shell egg |
| CN110419506B (en) * | 2019-07-31 | 2022-01-14 | 北京市华都峪口禽业有限责任公司 | Hybridization matching method for laying red pink shell eggs by red feather chickens |
| CN111345267A (en) * | 2020-04-08 | 2020-06-30 | 山东省农业科学院家禽研究所（山东省无特定病原鸡研究中心） | Breeding method of hybrid line of special laying hens with feather color double-self-distinguishing male and female black-feather pink shells and high yield |
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Application publication date: 20110126 |