CN112568184B - Breeding method of slaughter type high-quality Wenchang chickens with high uniformity - Google Patents
Breeding method of slaughter type high-quality Wenchang chickens with high uniformity Download PDFInfo
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- CN112568184B CN112568184B CN202011448122.9A CN202011448122A CN112568184B CN 112568184 B CN112568184 B CN 112568184B CN 202011448122 A CN202011448122 A CN 202011448122A CN 112568184 B CN112568184 B CN 112568184B
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- 241000287828 Gallus gallus Species 0.000 title claims abstract description 99
- 235000013330 chicken meat Nutrition 0.000 title claims abstract description 99
- 238000009395 breeding Methods 0.000 title claims abstract description 68
- 238000003307 slaughter Methods 0.000 title claims abstract description 15
- 230000001488 breeding effect Effects 0.000 claims abstract description 54
- 230000017448 oviposition Effects 0.000 claims abstract description 23
- 208000000112 Myalgia Diseases 0.000 claims abstract description 19
- 238000007918 intramuscular administration Methods 0.000 claims abstract description 19
- 208000015004 muscle tenderness Diseases 0.000 claims abstract description 19
- 230000037396 body weight Effects 0.000 claims description 9
- 235000013601 eggs Nutrition 0.000 claims description 8
- 230000012447 hatching Effects 0.000 claims description 8
- 238000010187 selection method Methods 0.000 claims description 6
- 241001503987 Clematis vitalba Species 0.000 claims description 2
- 230000007812 deficiency Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 235000021167 banquet Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/02—Breeding vertebrates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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Abstract
The invention relates to a breeding method of slaughter type high-quality Wenchang chickens with high uniformity, which comprises the following steps: selecting a bred core strain; step (2), carrying out first round breeding; and (3) performing second round breeding, wherein compared with the prior art, the Wenchang chickens on the market have more strains, each strain has a certain degree of deficiency, and the problems that the requirements of the high-uniformity slaughter type high-quality Wenchang chickens on the market cannot be met to the greatest extent in the aspects of egg laying level, weight, intramuscular fat content, muscle tenderness, crown height and the like are solved.
Description
Technical Field
The invention relates to the technical field of Wenchang chicken breeding, in particular to a breeding method of slaughter type high-quality Wenchang chicken with high uniformity.
Background
The Wenchang people have been breeding Wenchang chickens for over 400 years, an "Qinchang banquet uses Wenchang chickens as the head" to get ready, and the "Wenchang chickens without chicken feast" are praised as four famous dishes in Hainan, and the Wenchang chickens are first famous dishes which are not genuine in Hainan.
With the development of tourism industry and transportation industry, market demand of Wenchang chickens is getting bigger and bigger, farmers for breeding Wenchang chickens on a large scale are increasing, the Wenchang chickens on the market at present have more strains due to different landforms, breeding and breeding methods and the like, and each strain has certain defects, so that the requirements of slaughter type high-quality Wenchang chickens with high uniformity on the market can not be met to the greatest extent in the aspects of egg laying level, weight, intramuscular fat content, muscle tenderness, crown height and the like.
Disclosure of Invention
The invention aims to provide a breeding method of high-uniformity slaughter type high-quality Wenchang chickens, and aims to solve the problems that Wenchang chickens on the market have more strains in the prior art, each strain has certain defects, and the requirements of the market on the high-uniformity slaughter type high-quality Wenchang chickens cannot be met to the greatest extent in the aspects of egg laying level, body weight, intramuscular fat content, muscle tenderness, crown height and the like.
In order to achieve the purpose, the invention provides the following technical scheme: a breeding method of slaughter type high-quality Wenchang chickens with high uniformity comprises the following steps:
selecting a core strain to be bred:
a, B, C is selected as three core strains for breeding from the existing Wenchang chicken basic strains through family selection and individual selection methods, wherein the A series is characterized by medium egg laying level, large weight, high intramuscular fat content, high egg laying level of the B series, moderate weight, high muscle tenderness and the C series is a crown height series;
step (2), first round breeding:
the first round of breeding is divided into two groups, wherein the first group takes A line male chickens as male parents and B line female chickens as female parents to form a family; in the second group, female chickens of the A line are used as female parents, male chickens of the B line are used as male parents to form a family, and in the produced offspring, a plurality of male and female samples with high egg laying level, large body weight, high intramuscular fat content and high muscle tenderness are selected and marked as AB lines for the second round of breeding;
step (3), second round breeding:
the second round of breeding is divided into two groups, wherein the first group takes AB line male chickens as male parents and C line female chickens as female parents to form a family; and in the second group, AB line female chickens are used as female parents, C line male chickens are used as male parents to form a family, production and breeding are carried out, and in the produced offspring, the strain with high egg laying level, large body weight, high intramuscular fat content, high muscle tenderness and high crown height is selected as the ABC strain, namely the final strain to be bred.
Preferably, in the step (1), A, B, C core lines are selected, and 200 samples are selected from each core line, wherein 50 male chickens and 150 female chickens are selected.
Preferably, in the step (1), A, B, C samples of three strains are selected from individuals with obvious and stable characteristics within an age range of 200-300 days.
Preferably, in the step (1), the male chickens and the female chickens in the A, B, C strain samples are marked independently, the male chickens and the female chickens are buckled on feet by using the climbers, and the hatching eggs generated in the first round of breeding and the second round of breeding are numbered correspondingly, classified, placed and hatched.
Preferably, in the step (2), the AB strain selected in the first round of breeding is selected from individuals with obvious and stable characteristics and age of 150-300 days.
Preferably, in the step (3), the ABC strain is selected in the second round of breeding in a manner that individuals with crown height characteristics are selected from 5-9 weeks old offspring individuals, the individuals are separated and fed separately, and the ABC strain with obvious and stable characteristics is selected from 150-300 days old.
The invention has at least the following beneficial effects:
the breeding method of the high-uniformity slaughter type high-quality Wenchang chicken provided by the invention selects A, B, C as three core strains for breeding by family selection and individual selection methods in the existing Wenchang chicken basic strains, and then carries out two-round breeding to obtain the Wenchang chicken of ABC strain, compared with the prior art, the Wenchang chicken on the market has more strains, each strain has defects to a certain extent, and the problem that the requirement of the market for the high-uniformity slaughter type high-quality Wenchang chicken cannot be met to the greatest extent in the aspects of egg laying level, weight, intramuscular fat content, muscle tenderness, crown height and the like is solved, has better meat quality, meets the requirement of high-uniformity slaughter-type high-quality Wenchang chickens on the market, and greatly increases the breeding income of farmers.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A breeding method of slaughter type high-quality Wenchang chickens with high uniformity comprises the following steps:
selecting a selected core strain:
a, B, C is selected as three core strains for breeding in the existing Wenchang chicken basic strains through a family selection and individual selection method, 200 samples are selected for each core strain, wherein 50 male chickens and 150 female chickens are selected, the A series is characterized by medium egg laying level, large weight, high intramuscular fat content, high egg laying level of the B series, medium weight and high muscle tenderness, the C series is a crown height series, the A, B, C three strain samples are selected from individuals with obvious and stable characteristics of 200 days old, the male chickens and the female chickens in the A, B, C three strain samples are individually marked and are buckled on feet by a foot buckle series;
step (2), first round breeding:
the first round of breeding is divided into two groups, wherein the first group takes A line male chickens as male parents and B line female chickens as female parents to form a family; in the second group, female chickens of the A line are used as female parents, male chickens of the B line are used as male parents to form a family, the hatching eggs produced by the family are correspondingly numbered, placed and hatched in a classified mode, a plurality of male and female samples with high egg laying level, large body weight, high intramuscular fat content and high muscle tenderness are selected from the produced offspring and marked as AB lines, and individuals with obvious and stable characteristics of 150 days old are selected for the AB lines for the second round of breeding;
step (3), second round breeding:
the second round of breeding is divided into two groups, wherein the first group takes AB line male chickens as male parents and C line female chickens as female parents to form a family; and in the second group, AB line female chickens are used as female parents, C line male chickens are used as male parents to form families, production and breeding are carried out, the produced hatching eggs are correspondingly numbered, placed and hatched in a classified mode, and in the produced offspring, high-egg-laying level, heavy weight, high intramuscular fat content, high muscle tenderness and crown-height strains are selected as ABC strains and are final strains to be bred, the ABC strains are selected in a mode that individuals with crown-height characteristics are selected from 5-week-old offspring individuals and are separated out for independent breeding, and the ABC strains with obvious and stable 150-day-old characteristics are selected.
Example 2
A breeding method of slaughter-type high-quality Wenchang chickens with high uniformity comprises the following steps:
selecting a core strain to be bred:
a, B, C is selected as three core strains for breeding in the existing Wenchang chicken basic strains through a family selection and individual selection method, 200 samples are selected for each core strain, wherein 50 male chickens and 150 female chickens are selected, the A series is characterized by medium egg laying level, large weight, high intramuscular fat content, high egg laying level, medium weight and high muscle tenderness, the C series is a crown height series, the A, B, C three strain samples are selected from individuals with obvious and stable characteristics in a 270-day-old interval, the male chickens and the female chickens in the A, B, C three strain samples are individually labeled and are buckled on feet by a foot buckle series;
step (2), first round breeding:
the first round of breeding is divided into two groups, wherein the first group takes A line male chickens as male parents and B line female chickens as female parents to form a family; in the second group, female chickens of the A line are used as female parents, male chickens of the B line are used as male parents to form a family, the hatching eggs produced by the family are correspondingly numbered, placed and hatched in a classified mode, and in the produced offspring, a plurality of male and female samples with high egg laying level, large body weight, high intramuscular fat content and high muscle tenderness are selected and marked as AB strains, and individuals with obvious and stable characteristics of 240-day age are selected for the AB strains for the second round of breeding;
and (3) performing second round breeding:
the second round of breeding is divided into two groups, wherein the first group takes AB line male chickens as male parents and C line female chickens as female parents to form a family; and in the second group, AB line female chickens are used as female parents, C line male chickens are used as male parents to form a family, production and breeding are carried out, the produced hatching eggs are correspondingly numbered, placed and hatched in a classified mode, and in the produced offspring, the ABC line with high egg laying level, high body weight, high intramuscular fat content, high muscle tenderness and high crown height is selected as the ABC line, namely the final line to be bred, and the ABC line is selected in a mode that individuals with the crown height characteristic are selected from 7-week-old offspring individuals, separated and fed separately, and the ABC line with obvious and stable 260-day-old characteristic is selected.
Example 3
A breeding method of slaughter-type high-quality Wenchang chickens with high uniformity comprises the following steps:
selecting a core strain to be bred:
a, B, C is selected as three core strains for breeding in the existing Wenchang chicken basic strains through a family selection and individual selection method, 200 samples are selected for each core strain, wherein 50 male chickens and 150 female chickens are selected, the A series is characterized by medium egg laying level, large weight, high intramuscular fat content, high egg laying level, medium weight and high muscle tenderness, the C series is a crown height series, and the A, B, C three strain samples are selected from individuals with obvious and stable characteristics in a 300-day-old interval, the male chickens and the female chickens in the A, B, C three strain samples are individually labeled and are buckled on feet by a foot buckle series;
step (2), first round breeding:
the first round of breeding is divided into two groups, wherein the first group takes A line male chickens as male parents and B line female chickens as female parents to form a family; in the second group, female chickens of the A line are used as female parents, male chickens of the B line are used as male parents to form a family, the hatching eggs produced by the family are correspondingly numbered, placed and hatched in a classified mode, and in the produced offspring, a plurality of male and female samples with high egg laying level, large body weight, high intramuscular fat content and high muscle tenderness are selected and marked as AB strains, and individuals with obvious and stable characteristics of 300 days old are selected for the AB strains for the second round of breeding;
and (3) performing second round breeding:
the second round of breeding is divided into two groups, wherein the first group takes AB line male chickens as male parents and C line female chickens as female parents to form a family; and in the second group, AB line female chickens are used as female parents, C line male chickens are used as male parents to form a family, production and breeding are carried out, the produced hatching eggs are correspondingly numbered, placed and hatched in a classified mode, and in the produced offspring, high egg laying level, large body weight, high intramuscular fat content, high muscle tenderness and crown height strains are selected as ABC strains, namely the final strains to be bred, and the ABC strains are selected in a mode that individuals with crown height characteristics are selected from 9-week-old offspring individuals, separated and fed separately, and the ABC strains with obvious and stable characteristics at 300 days are selected.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A breeding method of slaughter type high-quality Wenchang chickens with high uniformity is characterized by comprising the following steps:
selecting a selected core strain:
a, B, C is selected as three core strains for breeding from the existing Wenchang chicken basic strains through family selection and individual selection methods, wherein the A series is characterized by medium egg laying level, large weight, high intramuscular fat content, high egg laying level of the B series, moderate weight, high muscle tenderness and the C series is a crown height series;
step (2), first round breeding:
the first round of breeding is divided into two groups, wherein the first group takes A line male chickens as male parents and B line female chickens as female parents to form a family; in the second group, female chickens of the A line are used as female parents and male chickens of the B line are used as male parents to form a family, and in the offspring produced by the family, a plurality of male and female samples with high egg laying level, heavy body, high intramuscular fat content and high muscle tenderness are selected and marked as AB lines for the second round of breeding;
and (3) performing second round breeding:
the second round of breeding is divided into two groups, wherein the first group takes AB line male chickens as male parents and C line female chickens as female parents to form a family; in the second group, AB line female chickens are used as female parents, C line male chickens are used as male parents to form a family, production and breeding are carried out, and in the produced offspring, the strain with high egg laying level, large body weight, high intramuscular fat content, high muscle tenderness and high crown height is selected as an ABC strain, namely the final strain to be bred;
in the step (1), A, B, C core strains are selected, 200 samples are selected from each core strain, wherein 50 male chickens and 150 female chickens are selected;
in the step (1), A, B, C three strain samples are selected from individuals with obvious and stable characteristics within an age range of 200-300 days;
in the step (1), the male chickens and the female chickens in the A, B, C strain samples are marked independently, are buckled on feet by using the climbers, and the hatching eggs produced in the first round breeding and the second round breeding are numbered correspondingly, placed in a classified mode and hatched.
2. The breeding method of slaughter type high-quality Wenchang chickens with high uniformity as claimed in claim 1, characterized in that: in the step (2), the AB strain selected in the first round of breeding is selected from individuals with obvious and stable characteristics, the age of which is 150-300 days old.
3. The breeding method of slaughter type high-quality Wenchang chickens with high uniformity as claimed in claim 1, characterized in that: in the step (3), the selection mode of breeding ABC strains in the second round is to select individuals with crown height characteristics from the offspring individuals of 5-9 weeks old, separate out individual breeding, and select ABC strains with obvious and stable characteristics from 150-300 days old.
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