CN115226674B - Hybrid seed production method of Mayu deep-shin green-shell Yaoshan chicken - Google Patents
Hybrid seed production method of Mayu deep-shin green-shell Yaoshan chicken Download PDFInfo
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Abstract
The invention discloses a hybrid seed production method of a Ma Yu deep-shin green shell Yaoshan chicken, which introduces the blood margin of the Ma Yu deep-shin green shell Yaoshan chicken and the blood margin of a recessive white feather chicken on the basis of the Yaoshan chicken blood margin, adopts a matched combination ML x (YSx (YSX YX)), so that the Ma Yu deep-shin green shell Yaoshan chicken obtained by the method has ideal appearance characteristics of a Ma Yu deep-shin and larger body size, has good meat performance of cock and hen, produces dark green shell color eggs with economic benefit higher than that of light brown eggs, is obviously larger than Yaoshan chicken eggs, has higher egg yield, and has obvious improvement effects on egg quality such as egg weight, eggshell color and the like, so that the Ma Yu deep-shin green shell Yaoshan chicken obtained by the method has ideal appearance, stable performance, meat and egg combination, and slaughter performance, egg quality and propagation performance superior to the Yaoshan chicken pure Yaoshan chicken. Is suitable for popularization and application in the technical field of poultry breeding, in particular to the technical field of Yaoshan chicken breeding.
Description
Technical Field
The invention relates to the technical field of poultry breeding, in particular to a hybrid seed production method of a Mayu deep-shank green-shell Yaoshan chicken.
Background
With the improvement of people's life, the consumption of eggs is in need of diversity. The green shell egg has unique shell color, rich nutrition, price 2-4 times of that of common eggs, and good market prospect. Therefore, improving the color of the egg shell becomes one of the new ways to improve the economic benefit of egg products.
The Guizhou Yao mountain chicken is named after being produced in Yao mountain Yao nationality of Anhui litchi county of Qianan province, is a dual-purpose variety bred and domesticated for a long time under a unique breeding custom and a management mode of minority nationalities, and has cyan or black brown shin, black cock feather and black belly and tail, and spotted-brown hen feathers and eggs. Yao pheasants are deeply favored by consumers due to the advantages of bright hair color, coarse feeding resistance, strong stress resistance, delicious meat quality and the like, have rapid industrial development and occupy about 70 percent of the Guizhou local chicken market. As a characteristic local chicken species mainly pushed by Guizhou province, yao mountain chicken has lower development and utilization degree and cannot control provenance. In addition, the cost of the existing feed is high, and the existing short plates which restrict the high-quality development of the industry, such as low growth speed, low laying rate, small eggs and the like, are more prominent, so that germplasm innovation of local resources Yaoshan chickens is very necessary.
The recessive white-feather chicken is large in size, has good egg production performance and meat performance, produces light brown eggs, and is basically characterized by white feather yellow shins, the recessive white-feather chicken is excellent in production performance, but the appearance characteristics cannot meet the consumption preference of Chinese people. The chicken with rough feather and green shell has large body, good meat performance, red single crown, white skin and green shin, red feather of the whole cock and black tail feather; the hens are brown yellow feather green shins and lay green-shell eggs, the meat performance of the laying hens with the green shell and the sesame feather green-shell eggs is better, the laying hens can lay green-shell eggs, but the laying hens are late in day and have general egg laying performance. Meanwhile, according to the consumption habits of people in the southwest region, chickens with bright red hair and feathery hens are generally regarded as typical appearance features of "native chickens", and native chickens with dark shins such as green shins and black shins are preferred.
Therefore, by utilizing the advantages of the materials, the Yaoshan chicken can be further hybridized and improved, and meat and egg dual-purpose type Yaoshan chicken with hemp feather and deep shin green shell which meets the market demand in the southwest region can be cultivated.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a hybrid strain production method of Ma Yu deep-shin green shell Yao mountain chicken, which can produce dark green shell eggs, has excellent weight, reproductive performance, egg quality and slaughter performance and can realize meat and eggs.
The technical scheme adopted by the invention for solving the technical problems is as follows: the hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken comprises the following steps:
1) And father line breeding:
101 B), selecting a cock of which the ML line of the existing pure breed Mayu green-shell laying hen meets 8-18 week-old weight standard and appearance standard and a hen of which the egg yield standard and appearance standard meets 43 week-old laying rate standard and appearance standard, and breeding according to the cock 8-18 week-old weight standard, the appearance standard, the hen 43 week-old egg yield standard and the appearance standard to obtain a once-ancestor ML parent line male parent and a once-ancestor ML parent line female parent;
102 Breeding by the great ancestor ML paternal line male parent and the great ancestor ML paternal line female parent, and breeding according to the weight standard and the appearance standard of the 8-week-old and 18-week-old cocks, the egg yield standard and the appearance standard of the 43-week-old hens to obtain the ancestor ML paternal line male parent and the ancestor ML paternal line female parent;
103 Breeding with the ancestral ML paternal line male parent and the ancestral ML paternal line female parent, and breeding according to the weight standard, the appearance standard, the semen quality standard of 25-week-old cocks and the positive homozygous genotype of green shell eggs to obtain the parental ML paternal line male parent;
2) And breeding the mother line:
201 B), selecting the existing pure Yao mountain chicken YS line which meets the weight standard and appearance standard of 8 and 18 weeks and the hen which meets the egg production standard and appearance standard of 43 weeks, and carrying out subculture breeding according to the weight standard and appearance standard of the cock of 8 and 18 weeks to obtain the once ancestral YS female parent and the ancestral YS female parent;
202 Breeding a cock meeting the weight standard and appearance standard of 8-18 weeks old with the existing pure recessive white-feather chicken YX line and a hen meeting the egg yield standard and appearance standard of 43 weeks old with the existing pure recessive white-feather chicken YX line, and breeding according to the egg yield standard and appearance standard of 43 weeks old with the hens to obtain a primary YX female parent;
203 Breeding by using the great ancestor YS maternal male parent and the great ancestor YX maternal female parent, and breeding according to the egg yield standard of the hens at the age of 43 weeks and the appearance standard to obtain the ancestor YY maternal female parent;
204 Backcross and breed by the ancestor YY female parent and the ancestor YS female parent, and breed according to the egg yield standard and appearance standard of the hens of 43 weeks to obtain the parent YY female parent;
3) And hybridizing the parent ML parent line male parent obtained by the parent breeding with the parent YYY parent obtained by the parent breeding to obtain the Mayu deep-shin green shell Yaoshan chicken.
Further, in steps 101) to 103), breeding of the father line male parent of the once ancestral ML, the mother line female parent of the great ancestral ML, the father line male parent of the ancestral ML, the mother line female parent of the ancestral ML and the mother line male parent of the father line ML adopts single-cage breeding and artificial insemination to carry out pure breeding.
Further, in the steps 201) to 204), the breeding of the ancestral YS maternal male parent, the great ancestral YX maternal female parent, the ancestral YS maternal male parent, the ancestral YY maternal female parent and the parental YY maternal female parent is carried out by adopting single-cage breeding and artificial insemination for hybridization.
Further, in the steps 101) to 103), the 8-week-old weight standard of the cock is 0.65kg, the 18-week-old weight standard is 1.55kg, and the 43-week-old egg yield standard is that the 43-week-old average egg yield of the hens of the same family is more than 70; the semen quality criteria for 25 week old cocks are as follows: the single-time extraction amount is more than 0.5mL, the milk is white and thick, the pH is 7-8, the density is 30-50 hundred million/mL, and the vitality is more than 0.7; the appearance standard is that the neck, the back and the wings are date red, the abdomen is black red, the sickle feather is black and the shin is cyan; the egg yield standard of 43-week-old hens is more than 70, the color of the eggshell is green, and the appearance standard is a brownish yellow feather green shin.
Further, in step 201), the 8-week-old body weight standard of the cock is 0.6kg, the 18-week-old body weight standard is 1.5kg, and the 43-week-old egg production standard is that the 43-week-old average egg production of the hen of the same family is 65 or more; appearance criteria are as follows: strong physique, compact body type, bright red and large and upright single crown, strong feather glossiness, good sickle feather development, red, yellow and bright neck feathers, purplish red back, black abdominal feather and sickle feather and cyan shin; the egg yield standard of 43-week-old hens is more than 65, the color of the eggshell is light brown, and the appearance standard is jute feather green shin.
Further, in step 202), the 8-week-old weight standard of the cock is 0.7kg, the 18-week-old weight standard is 1.6kg, and the 43-week-old egg yield standard is that the average egg yield of 43-week-old hens of the same family is 80 or more; the appearance standard is white feather yellow shin; the egg yield standard of 43-week-old hens is more than 80, the color of the eggshell is light brown, and the appearance standard is white feather yellow shin.
Further, in step 203), the egg yield standard of 43 weeks old hens is more than 70, the color of the eggshell is light brown, and the appearance standard is jute feather green shin.
Further, in step 204), the egg yield standard of 43 weeks old hens is more than 75, the color of the eggshell is light brown, and the appearance standard is a green shin with brown and numb feather.
Further, in the step 3), the obtained Ma Yu deep-shin green shell Yaoshan chicken has the appearance characteristic of "Ma Yu deep-shin": the chicken flock has dark overall feather color, cyan shin, upright red single crown and red beard; the neck, back and wings of the cock are date red, the abdomen is black red, and the sickle feather is black; the hen is jute feather; the obtained Mayu dark-shin green shell Yaoshan hen hens produce dark green shell eggs before the age of 43 weeks, the egg yield of 43 weeks is 78, and the black green shell eggs are sold as local special high-quality old hens after the eggs of 43 weeks are reduced; the cock is sold as high-quality broiler chicken at the age of 22-26 weeks.
Furthermore, before mating, the breeding hens in the mating line are subjected to salmonella and chicken leukemia purification treatment.
The invention has the beneficial effects that: according to the hybrid seed production method of the Ma Yu deep-shin green shell Yao mountain chicken complete set line, the blood margin of the Ma Yu green shell layer chicken and the blood margin of the recessive white feather layer chicken are introduced on the basis of the Yao mountain chicken blood margin, namely the Yao mountain chicken cock and the recessive white feather layer chicken hen are hybridized, and the egg laying performance and the meat performance of offspring are improved while the appearance characteristics of the Yao mountain chicken are kept under good heterosis; backcrossing the Yaoshan chicken again to deepen the feather color of the filial generation and improve the muscle quality; further adopting a yellow-feather green-shell laying hen cock as a terminal male parent, inheriting a terminal male parent green-shell egg gene by the obtained commercial generation, enabling a hen to lay eggs with excellent egg laying performance and higher production economic value, and selling the eggs as high-quality old hens after the egg laying is finished; the feathers of the cocks are bright, the meat performance is good, and the cocks are produced as commercial broilers, and ML x (YSx (YSYX)) is adopted and combined in a matching way, so that the obtained Ma feather deep-shin green shell Yaoshan chicken contains 50% of the blood margin of the Ma feather green shell laying hens, 37.5% of the blood margin of the Yaoshan chicken and 12.5% of recessive white feather chicken, and further the Ma feather deep-shin green shell Yaoshan chicken has ideal appearance characteristics of deep Ma feather and large body size, and the whole feathers of the Ma feather deep-shin green shell Yaoshan chicken group are deep, red, upright and single-crown and red meat flesh; the neck, back and wings of the cock are date red, the abdomen is black red, and the sickle feather is black; the hen is jute feather, has green shin which is favored by consumers in southwest areas, has ideal appearance characteristics of 'native chicken', has good meat performance of cock and hen, is superior to pure Yao pheasant, produces dark green shell color eggs with economic benefit higher than light brown eggs, can meet the favor of different consumers on shell color, has about 78 eggs laid by 43 weeks old, has higher egg laying amount, is obviously larger than Yao pheasant eggs by one, and has obvious improvement effect on the egg quality performances such as egg weight, eggshell color and the like. Meanwhile, the high-yield performance of the YX line hens of the maternal recessive white-feather hens is fully exerted, and the green-shell egg gene of the terminal paternal hemp-feather green-shell laying hens is inherited, so that commercial generation hens produce green-shell eggs with higher economic value. Furthermore, the Ma Yu deep-shin green shell Yaoshan hen produced dark green shell color eggs before the age of 43 weeks, and the dark green shell color eggs were sold as local special high-quality old hens on the market after the age of 43 weeks, so that the chicken and eggs can be used simultaneously; the cock is sold as a high-quality broiler chicken at the age of 22-26 weeks. Therefore, the chicken grown by the Ma Yu deep-shin green shell Yaoshan chicken obtained by the method has ideal body and appearance, complete disease purification and excellent production performance; the commercial chicken produced by the mixed line of the Ma Yu deep-shin green shell Yaoshan chicken has ideal appearance, stable performance, can produce dark green shell eggs and meat and eggs, and has better weight, slaughtering performance, egg quality and reproductive performance than the pure Yaoshan chicken line.
Drawings
FIG. 1 is a schematic diagram of seed production of a hybrid strain of a Ma Yu deep-shin green-shell Yaoshan chicken;
FIG. 2 is a feature diagram of the hybrid seed production of the hybrid strain of the Ma Yu deep-shin green shell Yaoshan chicken;
FIG. 3 is a graph comparing dark green shell eggs (right) produced by the Ma Yu deep-shin green shell Yaoshan chicken of the present invention with light brown eggs (left) produced by the Yaoshan pure line.
Detailed Description
As shown in figures 1-3, the hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken complete series comprises the following steps:
1) And father line breeding:
101 Selecting a cock meeting the weight standard and appearance standard of 8-18 weeks old of the ML line of the existing pure breed spotted-feather green-shell laying hens and a hen meeting the egg production standard and appearance standard of 43 weeks old of the ML line, and breeding according to the weight standard and appearance standard of 8-18 weeks old of the cock, the egg production standard and appearance standard of 43 weeks old of the hen to obtain a father line male parent of the grand ancestor ML and a father line female parent of the grand great ML;
102 Breeding by the great ancestor ML paternal line male parent and the great ancestor ML paternal line female parent according to the weight standard and the appearance standard of 8 and 18 weeks old of the cock and the egg yield standard and the appearance standard of 43 weeks old of the hen to obtain an ancestor ML paternal line male parent and an ancestor ML paternal line female parent;
103 Breeding with the ancestral ML paternal line male parent and the ancestral ML paternal line female parent, and breeding according to the weight standard, the appearance standard, the semen quality standard of 25-week-old cocks and the positive homozygous genotype of green shell eggs to obtain the parental ML paternal line male parent;
in steps 101) to 103), the 8-week-old weight standard of the cock is 0.65kg, the 18-week-old weight standard is 1.55kg, and the 43-week-old egg yield standard is that the 43-week-old average egg yield of the hens of the same family is more than 70; the semen quality standard of 25-week-old cocks is as follows: the single extraction amount is more than 0.5mL, the milk is white and thick, the pH is 7-8, the density is 30-50 hundred million/mL, and the activity is more than 0.7; the appearance standard is that the neck, the back and the wings are date red, the abdomen is black red, the sickle feather is black, and the shin is cyan; the egg yield standard of 43-week-old hens is more than 70, the color of the eggshell is green, and the appearance standard is a brown-yellow feather green shin; the green-shell egg positive homozygous genotype cock is obtained by adopting the following method: according to the characteristic that the green-shell egg character is autosomal dominant inheritance, carrying out group detection on the pockmarked-feather green-shell egg chicken by adopting a molecular marker technology, and selecting the pockmarked-feather green-shell egg chicken with a green-shell egg positive homozygous genotype, wherein the molecular marker technology is realized by adopting a primer composition for identifying the green-shell egg genotype and a patent technology applied by the primer composition, wherein the application number of the primer composition is 201510194180.6, the application date of the primer composition is 2015-04-22, and the patent name of the primer composition is 2015-04-22;
2) And breeding the mother line:
201 B), selecting the existing pure Yao mountain chicken YS line which meets the weight standard and appearance standard of 8 and 18 weeks and the hen which meets the egg production standard and appearance standard of 43 weeks, and carrying out subculture breeding according to the weight standard and appearance standard of the cock of 8 and 18 weeks to obtain the once ancestral YS female parent and the ancestral YS female parent; the weight standard of 8 weeks old of the cock is 0.6kg, the weight standard of 18 weeks old of the cock is 1.5kg, and the standard of 43 weeks old of the egg laying amount is that the average egg laying amount of 43 weeks old of the same family of hens is more than 65; appearance criteria are as follows: strong physique, compact body type, bright red and large and upright single crown, strong feather glossiness, good sickle feather development, red, yellow and bright neck feathers, purplish red back, black abdominal feather and sickle feather and cyan shin; the standard of the egg yield of 43 weeks old hens is more than 65, the color of the eggshell is light brown, and the appearance standard is jute feather green shin;
202 Breeding the male chickens meeting the weight standard and the appearance standard of 8-18 weeks old and the female chickens meeting the egg yield standard and the appearance standard of 43 weeks old by using the existing pure recessive white-feather chicken YX line, and breeding according to the egg yield standard and the appearance standard of the female chickens 43 weeks old to obtain the female parent of the primary YX line; the weight standard of 8-week-old cocks is 0.7kg, the weight standard of 18-week-old cocks is 1.6kg, and the appearance standard is white feather yellow shin; the egg yield standard of 43-week-old hens is more than 80, the color of the eggshell is light brown, and the appearance standard is white feather yellow shin;
203 Breeding by using the great-ancestral YS maternal male parent and the great-ancestral YX maternal female parent, and breeding according to the egg yield standard of the hens of 43 weeks and the appearance standard to obtain an ancestral YY maternal female parent; the standard of the egg yield of 43 weeks old hens is more than 70, the color of the eggshell is light brown, and the appearance standard is jute feather green shin;
204 Backcross and breed by the ancestor YY female parent and the ancestor YS female parent, and breed according to the egg yield standard and appearance standard of the hens of 43 weeks to obtain the parent YY female parent; the egg yield standard of 43-week-old hens is more than 75, the color of the eggshell is light brown, and the appearance standard is a brown, numb, feather and green shin;
3) And carrying out hybridization on the parent-line ML parent obtained by the breeding of the parent line and the parent-line YYYY parent obtained by the breeding of the parent line to obtain the Mayu deep-shin green-shell Yaoshan chicken. The obtained Ma Yu deep-shin green shell Yaoshan chicken has the appearance characteristic of 'Ma Yu deep-shin': the body size is large, the overall feather color of the chicken flock is dark, the shin is cyan, the red is upright and single-crown, and the meat is red; the neck, back and wings of the cock are date red, the abdomen is black red, and the sickle feather is black; the hen is jute feather; the obtained Mayu dark-shin green shell Yaoshan hen hens produce dark green shell eggs before the age of 43 weeks, the egg yield of 43 weeks is 78, and the black green shell eggs are sold as local special high-quality old hens after the eggs of 43 weeks are reduced; the cock is sold as high-quality broiler chicken at the age of 22-26 weeks. The obtained Ma Yu deep-shin green shell Yaoshan chicken adult chicken has ideal body shape and appearance, complete disease purification and excellent production performance; the commercial chicken produced by the spicy deep-shin green shell Yaoshan chicken complete set system has consistent appearance, stable performance and dark green shell color egg production.
In the above embodiment, in order to ensure the systematicness of hybrid seed production of the hybrid strain of the mahua feather deep-shank green shell yaoshan chicken, in steps 101) to 103), the breeding of the uniancestral ML paternal line, the great ancestral ML paternal line, the ancestral ML paternal line and the parental ML paternal line is all carried out by adopting single-cage breeding and artificial insemination. Further, in steps 201) to 204), breeding of the ancestral YS maternal male parent, the great ancestral YX maternal female parent, the ancestral YS maternal male parent, the ancestral YY maternal female parent and the parental YY maternal female parent is carried out by adopting single-cage breeding and artificial insemination for hybridization.
Furthermore, in order to ensure the healthy production of the Ma Yu deep-shin green shell Yaoshan chickens, the breeding hens in the mating system are subjected to salmonella and chicken leukemia purification treatment before breeding.
The appearance characteristics, the growth performance, the egg laying performance, the egg quality performance, the body size character and the slaughtering performance of the obtained whole Murray deep-shin green shell Yaoshan chicken flock are counted, the appearance characteristics are shown in a table 1, the growth performance is shown in a table 2, the egg laying performance and the egg quality performance are shown in a table 3, and the body size character and the slaughtering performance are shown in a table 4:
TABLE 1 appearance characteristics
TABLE 2 growth Performance
| Week old/W | Weight/g of cock | Hen/g |
| 0 | 29.58±3.57 | 30.13±3.62 |
| 2 | 90.95±12.75 | 88.84±13.88 |
| 4 | 256.85±48.48 | 238.94±35.67 |
| 6 | 442.03±84.94 | 395.77±53.95 |
| 8 | 644.33±130.03 | 537.21±85.26 |
| 10 | 826.62±145.65 | 703.68±116.62 |
| 12 | 986.19±128.23 | 874.89±134.17 |
| 14 | 1248.83±159.39 | 1083.19±162.13 |
| 16 | 1451.51±180.81 | 1202.53±214.40 |
| 18 | 1595.09±206.63 | 1272.74±220.63 |
TABLE 3 egg laying Performance and egg quality Performance
TABLE 4 body size traits and slaughter Performance
As can be seen from tables 1 to 4, the obtained numb feather deep-shin green shell Yaoshan chicken population is large in size, deep in overall feather color, upright in red and single-crown, and red in flesh beard; the neck, back and wings of the cock are date red, the abdomen is black red, and the sickle feather is black; the hen is jute feather, has green shin which is favored by consumers in southwest areas, has ideal appearance characteristics of 'native chicken', has good meat performance of cock and hen, is superior to pure Yao pheasant, produces dark green shell color eggs with economic benefit higher than light brown eggs, can meet the favor of different consumers on shell color, has about 78 eggs laid by 43 weeks old, has higher egg laying amount, is obviously larger than Yao pheasant eggs by one, and has obvious improvement effect on the egg quality performances such as egg weight, eggshell color and the like. Meanwhile, the high yield performance of the maternal female parent recessive white-feather chicken YX line hen is fully exerted. Furthermore, the Ma feather dark-shin green shell Yaoshan hen produced dark green shell color eggs before 43 weeks of age, and appeared on the market after 43 weeks of age as local high-quality old hen for sale, so that the chicken and eggs can be used together; the cock is sold as high-quality broiler chicken at the age of 22-26 weeks. Therefore, the chicken grown by the Ma Yu deep-shin green shell Yaoshan chicken obtained by the method has ideal body and appearance, complete disease purification and excellent production performance; the product of the Ma Yu deep-shin green shell Yaoshan chicken complete line has ideal appearance, stable performance, can be used for producing dark green shell eggs and meat and eggs, and has better weight, slaughtering performance, egg quality and reproductive performance than the pure Yaoshan chicken line. Therefore, the method can provide better reference information for the cultivation of a green shell matching system of meat and eggs dual-purpose Yaoshan chicken.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A hybrid seed production method of a Ma Yu deep-shin green shell Yaoshan chicken, which is characterized by comprising the following steps: the method comprises the following steps:
1) And father line breeding:
101 Selecting a cock meeting the weight standard and appearance standard of 8-18 weeks old of the ML line of the existing pure breed spotted-feather green-shell laying hens and a hen meeting the egg production standard and appearance standard of 43 weeks old of the ML line, and breeding according to the weight standard and appearance standard of 8-18 weeks old of the cock, the egg production standard and appearance standard of 43 weeks old of the hen to obtain a father line male parent of the grand ancestor ML and a father line female parent of the grand great ML;
102 Breeding by the great ancestor ML paternal line male parent and the great ancestor ML paternal line female parent, and breeding according to the weight standard and the appearance standard of the 8-week-old and 18-week-old cocks, the egg yield standard and the appearance standard of the 43-week-old hens to obtain the ancestor ML paternal line male parent and the ancestor ML paternal line female parent;
103 Breeding with the ancestral ML paternal line male parent and the ancestral ML paternal line female parent, and breeding according to the weight standard of the cock at 8 and 18 weeks, the appearance standard, the sperm quality standard of the cock at 25 weeks and the positive homozygous genotype of the green shell egg to obtain the paternal ML paternal line male parent;
2) And breeding the mother line:
201 Selecting the existing pure Yao pheasant YS line which meets the weight standard and the appearance standard of 8 and 18 weeks old and the hen which meets the egg yield standard and the appearance standard of 43 weeks old for hybridization, and carrying out subculture breeding according to the weight standard and the appearance standard of 8 and 18 weeks old of the cock to obtain a primary YS female line male parent and a primary YS female line male parent;
202 Breeding the male chickens meeting the weight standard and the appearance standard of 8-18 weeks old and the female chickens meeting the egg yield standard and the appearance standard of 43 weeks old by using the existing pure recessive white-feather chicken YX line, and breeding according to the egg yield standard and the appearance standard of the female chickens 43 weeks old to obtain the female parent of the primary YX line;
203 Breeding by using the great ancestor YS maternal male parent and the great ancestor YX maternal female parent, and breeding according to the egg yield standard of the hens at the age of 43 weeks and the appearance standard to obtain the ancestor YY maternal female parent;
204 Backcross and breed by using the ancestor YY maternal parent and the ancestor YS maternal parent, and obtain the parental YY maternal parent according to the egg yield standard and the appearance standard of the hens at the age of 43 weeks;
3) And hybridizing the parent ML parent line male parent obtained by the parent breeding with the parent YYY parent obtained by the parent breeding to obtain the Mayu deep-shin green shell Yaoshan chicken.
2. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in steps 101) to 103), breeding of the father line male parent of the once ancestral ML, the father line female parent of the great ancestral ML, the father line male parent of the ancestral ML, the father line female parent of the ancestral ML and the father line male parent of the father parent ML all adopt single-cage breeding and artificial insemination to carry out pure breeding.
3. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in steps 201) to 204), the breeding of the once ancestral YS maternal male parent, the great ancestral YX maternal female parent, the ancestral YS maternal male parent, the ancestral YY maternal female parent and the parental YY maternal female parent is carried out by adopting single cage feeding and artificial insemination for hybridization.
4. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in steps 101) to 103), the 8-week-old weight standard of the cock is 0.65kg, the 18-week-old weight standard is 1.55kg, the 43-week-old egg yield standard is that the 43-week-old average egg yield of the hens of the same family is more than 70, and the semen quality standard of the 25-week-old cock is as follows: the single-time extraction amount is more than 0.5mL, the milk is white and thick, the pH is 7-8, the density is 30-50 hundred million/mL, and the vitality is more than 0.7; the appearance standards of the cock are that the neck, the back and the wings are date red, the abdomen is black red, the sickle feather is black and the shin is cyan; the egg yield standard of 43-week-old hens is more than 70, the color of the eggshell is green, and the appearance standard is a brownish yellow feather green shin.
5. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in step 201), the 8-week-old weight standard of the cock is 0.6kg, the 18-week-old weight standard is 1.5kg, and the 43-week-old egg production standard is that the 43-week-old average egg production of the hen of the same family is 65 or more, and the appearance standard of the cock is as follows: strong physique, compact body type, bright red and large and upright single crown, strong feather glossiness, good sickle feather development, red, yellow and bright neck feathers, purplish red back, black abdominal feather and sickle feather and cyan shin; the egg yield standard of 43-week-old hens is more than 65, the color of the eggshell is light brown, and the appearance standard is jute feather green shin.
6. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in step 202), the 8-week-old weight standard of the cock is 0.7kg, the 18-week-old weight standard is 1.6kg, the 43-week-old egg yield standard is that the 43-week-old average egg yield of the hens of the same family is more than 80, and the appearance standard of the cock is white feather yellow shin; the egg yield standard of 43-week-old hens is more than 80, the color of the eggshell is light brown, and the appearance standard is white feather yellow shin.
7. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in step 203), the egg yield standard of 43 weeks old hens is more than 70, the color of the eggshell is light brown, and the appearance standard is jute feather green shin.
8. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in the step 204), the egg yield standard of the hens aged 43 weeks is more than 75, the color of the eggshells is light brown, and the appearance standard is brown, feather and green shin.
9. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: in the step 3), the obtained mahi-feather deep-shank green shell Yaoshan chicken has the appearance characteristic of 'mahi-feather deep-shank': the body size is large, the overall feather color of the chicken flock is dark, the shin is cyan, the red is upright and single-crown, and the meat is red; the neck, back and wings of the cock are date red, the abdomen is black red, and the sickle feather is black; the hen is jute feather; the obtained Mayu dark-shin green shell Yaoshan hen hens produce dark green shell eggs before the age of 43 weeks, the egg yield of 43 weeks is 78, and the black green shell eggs are sold as local special high-quality old hens after the egg yield of 43 weeks is reduced; the cock is sold as high-quality broiler chicken at the age of 22-26 weeks.
10. The hybrid seed production method of the Ma Yu deep-shin green shell Yaoshan chicken as claimed in claim 1, which is characterized in that: before the mating, the breeding hens in the mating line are subjected to salmonella and chicken leukemia purification treatment.
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| CN111213614A (en) * | 2019-04-11 | 2020-06-02 | 广西大学 | Method for molecular marker-assisted cultivation of fishy smell-free green-leg pockmarked-feather green-shell laying hens |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104886004A (en) * | 2015-05-20 | 2015-09-09 | 广西贵港市港丰农牧有限公司 | Breeding method of black Yao ma chickens |
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| CN108522421A (en) * | 2018-05-02 | 2018-09-14 | 四川农业大学 | A kind of black skin layer of green-shell egg producing method for seed of the black plumage of three series mating |
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