CN105532573A - Breeding method for three-breed crossed sheep - Google Patents
Breeding method for three-breed crossed sheep Download PDFInfo
- Publication number
- CN105532573A CN105532573A CN201511027001.6A CN201511027001A CN105532573A CN 105532573 A CN105532573 A CN 105532573A CN 201511027001 A CN201511027001 A CN 201511027001A CN 105532573 A CN105532573 A CN 105532573A
- Authority
- CN
- China
- Prior art keywords
- sheep
- generation
- pottery
- ternary
- cold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241001494479 Pecora Species 0.000 title claims abstract description 122
- 238000009395 breeding Methods 0.000 title claims abstract description 24
- 230000013011 mating Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000009396 hybridization Methods 0.000 claims description 17
- 235000013372 meat Nutrition 0.000 claims description 15
- 206010044565 Tremor Diseases 0.000 claims description 9
- 230000009027 insemination Effects 0.000 claims description 5
- 230000001488 breeding effect Effects 0.000 abstract description 8
- 208000034702 Multiple pregnancies Diseases 0.000 abstract 2
- 230000009977 dual effect Effects 0.000 abstract 1
- 244000144972 livestock Species 0.000 abstract 1
- 239000000047 product Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Abstract
The invention provides a technique for breeding high-quality sheep through a three-breed crossing method, and belongs to the field of livestock breeding. By taking small tailed han sheep (named 'han' for short) with the higher multiple pregnancy rate as a female parent, fully utilizing poll dorset (named 'tao' for short) and bald suffolk (named 'sa' for short) which are good in mutton quality and rapid to grow as male parents and adopting the important techniques such as first generation target matching crossing, second generation interlacing crossing, third generation and fourth generation backcrossing, high generation mass mating, type stable selecting and series variety selecting of multi-type three-breed crossing, three-breed crossed breeding sheep of multiple types of the 'han, tao, sa' sheep are bred, the three-breed crossed breeding sheep is high in multiple pregnancy rate, good in mutton quality, rapid to grow and wide in application and integrates the advantages of the three types of sheep, and multiple types of breeding sheep such as 'tao-similar' sheep, 'sa-similar' sheep and 'han-similar' sheep which are similar to the different types and have the mutton-wool dual purposes are generated.
Description
Technical field
The invention belongs to herding breeding field, and particularly one is with Small-fat-tail sheep (being called for short " trembling with fear "), acerous pottery C1-esteraseremmer-N (being called for short " pottery ") and the improved seeds hybridization of three, hoary hair Suffolk (being called for short " the Sa ") breeding method with " cold Sa of making pottery " three breeds hybridized sheep of seed selection.
Background technology
Small-fat-tail sheep, acerous pottery C1-esteraseremmer-N and hoary hair Suffolk produce at present upper three important kinds, three kinds have different features.Small-fat-tail sheep is the mutton sheep of domestic cultivation, and its advantage is the rate of people having many children and wide adaptability, but defect is that dressing percentage is low, meat poor in processability, mutton sheep is acerous pottery C1-esteraseremmer-N and hoary hair Suffolk are external sheep kind, and its advantage is meat hair dual-purpose, and dressing percentage is high, meat is good, growth is fast, and be adapted to house and execute cultivation, its weak point is that the rate of people having many children is low, poor to local cultivating condition adaptability, particularly in highlands than the adaptation of local sheep kind and resistance poor.How to utilize different cultivars sheep to carry out hybridizing and improveing, the new varieties forming multiple mutual supplement with each other's advantages are the important directions of sheep industry development always.
Summary of the invention
In view of this, the invention is intended to the breeding method proposing a kind of three breeds hybridized sheep, to obtain the hybrid sheep new varieties meeting prior art demand more.
For achieving the above object, the technical scheme of the invention is achieved in that
A kind of breeding method of three breeds hybridized sheep, described breeding method is using Small-fat-tail sheep as female parent, and acerous pottery C1-esteraseremmer-N and hoary hair Suffolk, as male parent, are hybridized through the assembly of generation target, in the staggered hybridization of two generations, three or four generations, backcross, the method for the three breeds hybridized sheep that the step that high generation mixes mating obtains.
Further, described method also comprises type-stable and selects step, after being positioned at high generation mixing mating.
Concrete, described breeding method comprises the steps:
(1) generation target assembly hybridization: using Small-fat-tail sheep as female parent, hybridize respectively with acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram, forms F1 generation " cold pottery " and F1 generation " cold Sa ";
(2) two generations staggered hybridization: ewe and the hoary hair Suffolk ram of pottery of F1 generation being trembled with fear respectively hybridize, forms F2 generation " cold pottery Sa " ternary sheep, F1 generation " cold Sa " is hybridized with acerous pottery C1-esteraseremmer-N ram, form F2 generation " Han Satao " ternary sheep;
In (3) three four generations, backcrossed: by F2 generation " cold pottery Sa " ternary sheep ewe and acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram carry out 2 times backcrossing, define dissimilar four, five generation ternary sheep;
(4) high generation mixing mating: by four or five generation ternary sheep the tremble with fear ram of three kinds of sheep of ewe and acerous pottery C1-esteraseremmer-N, hoary hair Suffolk, tail carry out mixed group and mix mating, define metastable dissimilar advanced lines ternary sheep;
(5) type-stable is selected: metastable dissimilar advanced lines ternary sheep ewe is carried out traversed by and fixes seed selection, define stable dissimilar kind sheep.
Further, described hybridization, traversed by adopt the method for artificial insemination or natural mating to carry out.
The stable dissimilar kind sheep obtained comprises inclined pottery sheep, the Pian Sayang of ternary meat hair dual-purpose and the sheep that partially trembles with fear.
Further, the Small-fat-tail sheep kind that described Small-fat-tail sheep selects polyembryony higher is as female parent, and described acerous pottery C1-esteraseremmer-N and hoary hair Suffolk select meat to grow well fast kind as male parent or backcross parent.
The invention has following advantage relative to prior art:
The invention is using the higher Small-fat-tail sheep of polyembryony as female parent, make full use of meat and grow well fast acerous pottery C1-esteraseremmer-N and hoary hair Suffolk as male parent, the assembly of generation target is taked to hybridize, the staggered hybridization of two generations, in three or four generations, backcrossed, the mixing mating in high generation, the important technology that the series of products that the steps such as type-stable selection define polymorphic type three way cross is selected, select the rate of people having many children high, meat is excellent, growth is fast, adapt to wide integrate three kinds of sheep advantages " cold pottery Sa " polytype three way cross kind sheep, define meat hair dual-purpose " partially pottery " sheep of dissimilar deflection, " inclined Sa " sheep, the polymorphic type kind sheep varieties such as " partially cold " sheep.
Accompanying drawing explanation
The accompanying drawing of the part of formation the invention is used to provide the further understanding to the invention, and the schematic description and description of the invention, for explaining the invention, does not form the improper restriction to the invention.In the accompanying drawings:
Fig. 1 is the hybridization schematic flow sheet of the breeding method of three breeds hybridized sheep in the invention embodiment.
Embodiment
Technical scheme of the present invention is achieved in that using the higher Small-fat-tail sheep of polyembryony as female parent, make full use of meat and grow well fast acerous pottery C1-esteraseremmer-N and hoary hair Suffolk as male parent, the hybridization repeatedly of different modes and staggered hybridization is taked to carry out target seed selection, select and integrate the dissimilar high quality meat sheet new varieties of three kinds of sheep advantages, form the mutton sheep series of products of " cold pottery Sa " three way cross.
The mutton sheep selection of " cold pottery Sa " three way cross mainly comprises: the target assembly hybridization of a generation, in the staggered hybridization of two generations, three or four generations, backcross, and the mixing mating in high generation, type-stable are selected and the formation (flow chart see in Fig. 1) of series of products of three breeds hybridized sheep.
Wherein, generation target assembly hybridization is using Small-fat-tail sheep as female parent, take the method for artificial insemination or natural mating, hybridize with acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram respectively, form the first-filial generation (see flow chart 1.) of " cold pottery " (F1) and " cold Sa " (F1) binary.
The hybridization that interlocks of two generations the ewe of " cold pottery " (F1) hybridize with hoary hair Suffolk ram respectively, will form " Sa of making pottery of trembling with fear " F2 ternary sheep; " cold Sa " (F1) ewe and acerous pottery C1-esteraseremmer-N ram hybridize, and define " Han Satao " F2 ternary sheep (see flow chart 2.).
It is that " cold pottery Sa " F2 is carried out 2 times backcrossing for ternary sheep ewe and acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram that three or four described generations backcross, define and comprise " cold Tao Sasasa ", " cold pottery Sa Taotao ", " cold Tao Sataosa " interior etc. dissimilar four, five generation ternary sheep; In like manner with " cold pottery Sa ", also acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram carry out 2 times backcrossing to ewe, define and comprise " cold Sa Taosasa ", " Han Satao is happy " " cold Sa Taosatao " is in dissimilar four, five generations ternary sheep (see flow chart 3.) such as interior.
The mixing mating in described height generation is that the tremble with fear ram of three kinds of sheep of ewe and acerous pottery C1-esteraseremmer-N, hoary hair Suffolk, the tail in four or five generations carries out mixed group and carries out mixing mating, defines the relatively stable dissimilar ternary sheep (see flow chart 4. 5.) of dissimilar advanced lines.
It is in the relatively stable dissimilar ternary sheep of advanced lines that described type-stable is selected, select according to type characteristic classification, the ternary sheep of dissimilar deflection can be selected, as ternary pottery sheep (sheep of partially making pottery) of partially acerous pottery C1-esteraseremmer-N, the ternary Sa sheep (Pian Sayang) of deflection hoary hair Suffolk, deflection Small-fat-tail sheep ternary is trembled with fear sheep (partially cold sheep) etc.; Metastable dissimilar advanced lines ternary sheep ewe is carried out traversed by and fixes seed selection, define stable dissimilar kind sheep: undertaken breeding with the ram of corresponding type further by above-mentioned dissimilar advanced lines metastable ternary sheep ewe, form stable dissimilar kind sheep, partially to make pottery sheep, partially Sa sheep and cold sheep etc. (see flow chart 6. 7.) partially comprising ternary meat hair dual-purpose.
Below in conjunction with instantiation, set forth the present invention further.These examples are only not used in for illustration of the present invention and limit the scope of the invention.
Embodiment
The breeding example of the 10 years sheep carried out at Guyuan County sheep stud with Beijing standing grain Huinong Science and Technology Ltd. and Zhangjiakou City standing grain Huinong industry Science and Technology Ltd. sets forth this invention.
Tremble with fear ewe and acerous pottery C1-esteraseremmer-N ram of (1) 2005 year little tail takes the method for artificial insemination, produce " cold pottery " (F1) sheep of a generation, meanwhile, " cold Sa " (F1) hybrid sheep of a generation is produced with tremble with fear ewe and the ram artificial insemination of hoary hair Suffolk of little tail.
The ewe of (2) 2006 years " cold pottery " (F1) and the ram natural mating of hoary hair Suffolk, will form " cold pottery Sa " F2 ternary sheep; Equally, " cold Sa " (F1) ewe and the natural mating of acerous pottery C1-esteraseremmer-N ram, define " Han Satao " F2 ternary sheep.
(3) 2007 years and 2008 " cold pottery Sa " F2 carries out the natural mating of 2 times for ternary ewe and acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram, define " cold Tao Sasasa ", backcross " the cold Sa Taotao that makes pottery " of 2 times is carried out with acerous pottery C1-esteraseremmer-N ram, once with hoary hair Suffolk, another time and acerous pottery C1-esteraseremmer-N " cold Tao Sasatao " four, five generation ternary sheep; In like manner carry out backcrossing of front and back 2 times with " cold pottery Sa " ewe also acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram, define and comprise " cold Sa Taosasa ", " Han Satao is happy " " tremble with fear Sa Taosatao " interior etc. dissimilar four, five generation ternary sheep.
Within (4) 2009 years and 2010, the ternary ewe in four or five generations and the ram of three kinds of acerous pottery C1-esteraseremmer-N, hoary hair Suffolk, Small-fat-tail sheep are carried out mixed group and carries out mixing mating, create the relatively stable dissimilar ternary sheep of polymorphic type advanced lines.
(5) 2011 years and 2013, to the relatively stable dissimilar ternary sheep of advanced lines, carry out selecting and purifying according to type characteristic classification, selected " partially making pottery " sheep, " inclined Sa " sheep and " partially cold " the dissimilar ternary sheep such as sheep.
The statistics of carrying out indices of dissimilar kind sheep that is used in the invention or that obtain is compared as shown in the table:
Statistical number shows, adopt the meat hair dual-purpose of the dissimilar deflection that selects of the invention polymorphic type kind sheep varieties such as sheep, " inclined Sa " sheep, " partially cold " sheep of " partially making pottery " to have that the rate of people having many children is high or meat is excellent or growth fast or adapt to the different advantages such as wide respectively, the instructions for use of people can better be met.
The foregoing is only the preferred embodiment of the invention; not in order to limit the invention; within all spirit in the invention and principle, any amendment done, equivalent replacement, improvement etc., within the protection domain that all should be included in the invention.
Claims (6)
1. the breeding method of a three breeds hybridized sheep, it is characterized in that: described breeding method is using Small-fat-tail sheep as female parent, acerous pottery C1-esteraseremmer-N and hoary hair Suffolk are as male parent, hybridize through the assembly of generation target, in the staggered hybridization of two generations, three or four generations, backcross, the method for the three breeds hybridized sheep that the step that high generation mixes mating obtains.
2. the breeding method of three breeds hybridized sheep according to claim 1, is characterized in that: described method also comprises type-stable and selects step, after being positioned at high generation mixing mating.
3. the breeding method of three breeds hybridized sheep according to claim 2, is characterized in that: described breeding method comprises the steps:
(1) generation target assembly hybridization: using Small-fat-tail sheep as female parent, hybridize respectively with acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram, forms F1 generation " cold pottery " and F1 generation " cold Sa ";
(2) two generations staggered hybridization: ewe and the hoary hair Suffolk ram of pottery of F1 generation being trembled with fear respectively hybridize, forms F2 generation " cold pottery Sa " ternary sheep, F1 generation " cold Sa " is hybridized with acerous pottery C1-esteraseremmer-N ram, form F2 generation " Han Satao " ternary sheep;
In (3) three four generations, backcrossed: by F2 generation " cold pottery Sa " ternary sheep ewe and acerous pottery C1-esteraseremmer-N and hoary hair Suffolk ram carry out 2 times backcrossing, define dissimilar four, five generation ternary sheep;
(4) high generation mixing mating: by four or five generation ternary sheep the tremble with fear ram of three kinds of sheep of ewe and acerous pottery C1-esteraseremmer-N, hoary hair Suffolk, tail carry out mixed group and mix mating, define metastable dissimilar advanced lines ternary sheep;
(5) type-stable is selected: metastable dissimilar advanced lines ternary sheep ewe is carried out traversed by and fixes seed selection, define stable dissimilar kind sheep.
4. the breeding method of three breeds hybridized sheep according to claim 1, is characterized in that: described hybridization, traversed by adopt the method for artificial insemination or natural mating to carry out.
5. the breeding method of three breeds hybridized sheep according to claim 3, is characterized in that: the stable dissimilar kind sheep obtained comprises " partially make pottery " sheep of ternary meat hair dual-purpose, " inclined Sa " sheep, " partially cold " sheep.
6. the breeding method of the three breeds hybridized sheep according to any one of claim 1-5, it is characterized in that: the Small-fat-tail sheep kind that described Small-fat-tail sheep selects polyembryony higher is as female parent, and described acerous pottery C1-esteraseremmer-N and hoary hair Suffolk select meat to grow well fast kind as male parent or backcross parent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027001.6A CN105532573B (en) | 2015-12-31 | 2015-12-31 | A kind of breeding method of three breeds hybridized sheep |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027001.6A CN105532573B (en) | 2015-12-31 | 2015-12-31 | A kind of breeding method of three breeds hybridized sheep |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105532573A true CN105532573A (en) | 2016-05-04 |
| CN105532573B CN105532573B (en) | 2018-09-14 |
Family
ID=55812579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511027001.6A Expired - Fee Related CN105532573B (en) | 2015-12-31 | 2015-12-31 | A kind of breeding method of three breeds hybridized sheep |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105532573B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105941325A (en) * | 2016-06-17 | 2016-09-21 | 安徽省农业科学院畜牧兽医研究所 | Method using hybridization of female small-tailed Han sheep and male Australian white sheep to breed Australian-Han-hybrid female sheep |
| CN111345266A (en) * | 2020-03-31 | 2020-06-30 | 唐山市畜牧技术推广站 | Method for producing ternary hybrid mutton sheep |
| CN114747538A (en) * | 2022-05-12 | 2022-07-15 | 毕节市畜牧兽医科学研究所 | Method for breeding new variety of 48-58 ternary hybrid semi-fine wool sheep |
| CN116584442A (en) * | 2023-07-13 | 2023-08-15 | 成都农业科技职业学院 | Breeding method of meat-milk dual-purpose sheep breeding sheep suitable for plateau environment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2060658C1 (en) * | 1993-07-01 | 1996-05-27 | Моруль Алескерович Дамиров | Sheep selection method |
| CN101861847A (en) * | 2010-06-29 | 2010-10-20 | 河南科技大学 | Method for breeding new strain for Yuxi fatty-tailed mutton |
| US20110296543A1 (en) * | 2006-06-01 | 2011-12-01 | The University Of California | Nucleic acids and proteins and methods for making and using them |
| CN102318584A (en) * | 2011-08-30 | 2012-01-18 | 林州市亿鑫牧业专业合作社 | The breeding method of a kind of Linzhou City sheep new lines |
| CN104322449A (en) * | 2014-10-30 | 2015-02-04 | 段合堂 | Crossbreeding method for vagegel sheep |
-
2015
- 2015-12-31 CN CN201511027001.6A patent/CN105532573B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2060658C1 (en) * | 1993-07-01 | 1996-05-27 | Моруль Алескерович Дамиров | Sheep selection method |
| US20110296543A1 (en) * | 2006-06-01 | 2011-12-01 | The University Of California | Nucleic acids and proteins and methods for making and using them |
| CN101861847A (en) * | 2010-06-29 | 2010-10-20 | 河南科技大学 | Method for breeding new strain for Yuxi fatty-tailed mutton |
| CN102318584A (en) * | 2011-08-30 | 2012-01-18 | 林州市亿鑫牧业专业合作社 | The breeding method of a kind of Linzhou City sheep new lines |
| CN104322449A (en) * | 2014-10-30 | 2015-02-04 | 段合堂 | Crossbreeding method for vagegel sheep |
Non-Patent Citations (5)
| Title |
|---|
| 彭龙等: "优质肉用羊三元杂交技术", 《畜牧与饲料科学》 * |
| 毋强等: "中国肉羊生产的主要经济杂交模式", 《中国草食动物科学》 * |
| 王金文等: "杜泊羊、萨福克羊、无角陶赛特羊与小尾寒羊杂交优势利用研究", 《中国草食动物》 * |
| 贾存灵等: "萨陶寒三元杂交肉羊主要经济性状表型相关及回归分析", 《湖北农业科学》 * |
| 闫志坚等: "内蒙古准格尔旗肉羊三元杂交模式探讨", 《草业与畜牧》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105941325A (en) * | 2016-06-17 | 2016-09-21 | 安徽省农业科学院畜牧兽医研究所 | Method using hybridization of female small-tailed Han sheep and male Australian white sheep to breed Australian-Han-hybrid female sheep |
| CN111345266A (en) * | 2020-03-31 | 2020-06-30 | 唐山市畜牧技术推广站 | Method for producing ternary hybrid mutton sheep |
| CN111345266B (en) * | 2020-03-31 | 2022-03-01 | 唐山市畜牧技术推广站 | Method for producing ternary hybrid mutton sheep |
| CN114747538A (en) * | 2022-05-12 | 2022-07-15 | 毕节市畜牧兽医科学研究所 | Method for breeding new variety of 48-58 ternary hybrid semi-fine wool sheep |
| CN116584442A (en) * | 2023-07-13 | 2023-08-15 | 成都农业科技职业学院 | Breeding method of meat-milk dual-purpose sheep breeding sheep suitable for plateau environment |
| CN116584442B (en) * | 2023-07-13 | 2023-09-19 | 成都农业科技职业学院 | Breeding method of meat-milk dual-purpose sheep breeding sheep suitable for plateau environment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105532573B (en) | 2018-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105532573A (en) | Breeding method for three-breed crossed sheep | |
| CN102812925B (en) | Breeding method for Puan black goat line | |
| CN101766148B (en) | Cultivation method of high-yield native laying chicken | |
| CN109997789B (en) | Method for breeding high-quality meat black goats by three-line mating hybridization | |
| CN104106494A (en) | Breeding method for producing high-quality synthetic-line commercial pigs by utilizing Luchuan pigs | |
| CN106417157A (en) | Guanzhong black pig purification and rejuvenation method | |
| CN102640701A (en) | Selecting and breeding method for long-grained hybrid japonica rice | |
| CN104798729B (en) | A kind of breeding method of the degeneration-resistant meat rabbit new lines of endemicity | |
| CN100482184C (en) | Cross breeding method of Macrobrachium rosenbergu | |
| CN108184760A (en) | A kind of breeding method of black meat rabbit new lines | |
| JPWO2010101274A1 (en) | Nucleusless Capsicum Annuum and its production method | |
| CN101715753A (en) | Ternary metempsychosis hybridization method for reserving improved variety yellow bull | |
| CN106614315A (en) | Cultivation method of dairy and meat dual-purpose dairy goat new strain | |
| Devi et al. | Genetic studies on certain economic traits in White Leghorn and cross-bred chicken | |
| CN104839068A (en) | Selective breeding method for breeding piece shell families of gold pearl layers of pinctada martensi of seawater pearls | |
| CN103798165A (en) | Good nacre cultivating method for pinctada martensii | |
| CN103109775A (en) | Kaiyang lean-meat-type pig selection method | |
| CN105104174B (en) | A kind of breeding method of high-quality food flavor high yield japonica rice kind | |
| CN106818457A (en) | A kind of selection of loose panicle type perfume rice CMS line | |
| CN111543391A (en) | Method for cultivating Quaternary hybrid synthetic meat and egg dual-purpose type Jinqueen sheldrake complete set | |
| CN103098708B (en) | Breeding method of erietiform chili inbred line | |
| KR101492491B1 (en) | Low amylose rice jinsang 2 | |
| CN102318573A (en) | Breeding method according to morphological character and quantitative character related to growth of GIFT tilapia | |
| Abdein | Squash plants between classic and modern genetics | |
| CN105165684A (en) | Method for establishing oreochromisco aureus male pure line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180626 Address after: 076550 North District of Guyuan County Economic Development Zone, Zhangjiakou, Hebei Applicant after: ZHANGJIAKOU HEHUI AGRICULTURE SCIENCE AND TECHNOLOGY CO.,LTD. Address before: 076550 Guyuan County, Zhangjiakou City, Hebei Province Small Tail Han sheep demonstration area Applicant before: GUYUAN YIKANG AGRICULTURAL TECHNOLOGY DEVELOPMENT CENTER |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A kind of breeding method of ternary hybrid sheep Effective date of registration: 20220819 Granted publication date: 20180914 Pledgee: Hebei Guyuan Rural Commercial Bank Co.,Ltd. Pledgor: ZHANGJIAKOU HEHUI AGRICULTURE SCIENCE AND TECHNOLOGY CO.,LTD. Registration number: Y2022980013102 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |