CN103749354B - A kind of performance measurement and the aquatic livestock breeding method be separated of reserving seed for planting - Google Patents
A kind of performance measurement and the aquatic livestock breeding method be separated of reserving seed for planting Download PDFInfo
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- CN103749354B CN103749354B CN201410004163.7A CN201410004163A CN103749354B CN 103749354 B CN103749354 B CN 103749354B CN 201410004163 A CN201410004163 A CN 201410004163A CN 103749354 B CN103749354 B CN 103749354B
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- 238000005259 measurement Methods 0.000 title claims abstract description 59
- 238000009395 breeding Methods 0.000 title claims abstract description 49
- 244000144972 livestock Species 0.000 title claims abstract description 22
- 230000001488 breeding effect Effects 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000002068 genetic effect Effects 0.000 claims abstract description 6
- 238000007796 conventional method Methods 0.000 claims description 5
- 238000011056 performance test Methods 0.000 claims description 4
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 2
- 238000004364 calculation method Methods 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000011160 research Methods 0.000 abstract description 2
- 230000037396 body weight Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000257465 Echinoidea Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
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Abstract
The present invention discloses a kind of aquatic livestock breeding method, and it is for the lower problem of rate of reserving seed for planting in traditional breeding way, to be separated, and to carry out Genetic correlation coefficient r according to the result of performance measurement by reserving seed for planting with the family of performance measurement
acalculating, carry out the selection of different seed choosing method according to result of calculation, its appearance, under the prerequisite do not raised the cost, reduce the rate of reserving seed for planting, allow and select reaction greatly promoting, thus reach and accelerate the object of breeding process.Therefore this method possesses market and scientific research prospect widely.
Description
Technical field
The present invention relates to a kind of aquatic livestock breeding method, particularly a kind of performance measurement and reserve seed for planting the aquatic livestock breeding method be separated.
Background technology
In current aquatic livestock breeding plan, for the family content of performance measurement or population size generally within tens to one hundred individualities, the selection of this individual amount can ensure to estimate to save cultivation and cost of determination under prerequisite accurately at breeding parameters, but because performance measurement colony is seed selection colony, therefore rate of reserving seed for planting when choosing seeds is difficult to lower than 1%, and this makes the feature of aquatic livestock prolificacy can not get effectively utilizing and playing.General aquatic livestock, single parent can produce the offspring of a myriad of, if can choose seeds from whole offspring, the rate of reserving seed for planting can be reduced to 1 ‰, even ten thousand/more than.According to Quantitative Genetics principle, when parent's breeding value variance and heritability constant, rate of reserving seed for planting is reduced to 1 ‰ from 1%, can make selection react raising 26.3%, thus accelerate breeding process.Therefore now a kind of new aquatic livestock breeding method that can solve the problem is needed.
Summary of the invention
The present invention is the above-mentioned deficiency in order to solve existing for prior art, proposes one and both can carry out performance measurement, can reduce again the aquatic livestock breeding method of the rate of reserving seed for planting.
Technical solution of the present invention is: a kind of performance measurement and the aquatic livestock breeding method be separated of reserving seed for planting, is characterized in that: described method is carried out according to following steps:
A, the aquatic livestock of seed selection is carried out to the structure of multiple breeding family, each family at least comprises 1100 individualities,
B, when the aquatic livestock of seed selection reaches required seed size, according to existing cultivating condition and performance test conditions, from each family, Stochastic choice 30-100 is individual as performance measurement colony respectively, and mark according to family respectively, all individualities selected are raised together with, or be that unit to carry out point supporting according to family, when point to support, must guarantee that the breeding environment of each family is consistent
After c, described step b terminate, from step a, in the remaining individuality of each family, upper choosing meets the individuality of breeding objective most as reserving seed for planting colony, and selection ratio is lower than 2 ‰, and mark according to family respectively, all individualities selected are raised together with, or be that unit to carry out point supporting according to family, when point to support, must guarantee that the breeding environment of each family is consistent
After d, described step c terminate, first time performance measurement is carried out to performance measurement colony, and second time performance measurement is carried out before performance measurement colony produces family of future generation, according to measurement result and breeding plan, from performance measurement colony, select n closest to the family of breeding objective, be labeled as GM
i(i=1,2 ... n), from colony of reserving seed for planting, select the individual family corresponding with performance measurement colony of n, be labeled as GS
i(i=1,2 ... n),
E, according to twice performance measurement result in steps d, calculate objective trait when performance measurement colony is separated and seed selection time Genetic correlation coefficient r
a,
If f is r
a>=0, then carry out step g, if r
a<0, then carry out step h,
G, GS from colony of reserving seed for planting
ichoose seeds in family, and seed selection rate is lower than 50%, to ensure that rate of always reserving seed for planting in family is lower than 1 ‰,
H, GM from performance measurement colony
ichoose seeds in family, and seed selection rate is identical with conventional method, rate of reserving seed for planting in its family is higher than 1%.
Compared with the existing technology, tool has the following advantages in the present invention:
Aquatic livestock breeding method disclosed in this invention, for the problem that rate of reserving seed for planting in traditional breeding way is lower, to be separated reserving seed for planting with the family of performance measurement, and to carry out Genetic correlation coefficient r according to the result of performance measurement
acalculating, carry out the selection of different seed choosing method according to result of calculation, its appearance, under the prerequisite do not raised the cost, reduce the rate of reserving seed for planting, allow and select reaction greatly promoting, thus reach and accelerate the object of breeding process.Therefore this method possesses market and scientific research prospect widely.
Embodiment
The specific embodiment of the present invention will be described below.
Performance measurement and the aquatic livestock breeding method be separated of reserving seed for planting, carry out according to following steps:
A, the aquatic livestock of seed selection is carried out to the structure of multiple breeding family, each family at least comprises 1100 individualities,
B, when cultivating the aquatic livestock of seed selection, when it reaches required seed size, according to existing cultivating condition and performance test conditions, from each family, Stochastic choice 30-100 is individual as performance measurement colony respectively, and mark according to family respectively, all individualities selected are raised together with, or is that unit to carry out point supporting according to family, when point to support, must guarantee that the breeding environment of each family is consistent; No matter above-mentioned any mode, its object is all consistent in order to ensure the breeding environment of each performance measurement colony;
After c, described step b terminate, from step a, in the remaining individuality of each family, upper choosing meets the individuality of breeding objective most as reserving seed for planting colony, and need to ensure that selection ratio is lower than 2 ‰, and mark according to different familys respectively, all individualities selected are raised together with, or be that unit to carry out point supporting according to family, when point to support, must guarantee that the breeding environment of each family is consistent; No matter above-mentioned any mode, its object is all in order to the breeding environment of the colony that ensures respectively to reserve seed for planting is consistent;
After d, described step c terminate, first time performance measurement is carried out to performance measurement colony, and second time performance measurement is carried out before performance measurement colony produces family of future generation, according to this twice measurement result, simultaneously according to breeding plan, in performance measurement colony, select n the family closest to breeding objective, and be labeled as GM respectively
i(i=1,2 ... n), to select n the family corresponding with performance measurement colony in colony reserving seed for planting, and be labeled as GS
i(i=1,2 ... n),
E, according to twice performance measurement result in steps d, calculate objective trait when performance measurement colony is separated and seed selection time Genetic correlation coefficient r
a,
If r
a>=0, then from the GS of colony of reserving seed for planting
ichoose seeds in family, and seed selection rate is 50%; If r
a<0, then from the GM of performance measurement colony
ichoose seeds in family, and seed selection rate is identical with conventional method.
Conventional method described here is carried out according to following steps:
First, the aquatic livestock of seed selection is carried out to the structure of multiple breeding family; Then the aquatic livestock of seed selection is cultivated, when it reaches required seed size, according to existing cultivating condition and performance test conditions, from each family, Stochastic choice 30-100 is individual as performance measurement colony respectively, and mark according to family respectively, all individualities selected are raised together with, or is that unit to carry out point supporting according to family, when point to support, must guarantee that the breeding environment of each family is consistent; Then first time performance measurement is carried out to performance measurement colony, and second time performance measurement is carried out before performance measurement colony produces family of future generation, according to this twice measurement result, simultaneously according to breeding plan, in performance measurement colony, select n the family closest to breeding objective, and be labeled as GM respectively
i(i=1,2 ... n), finally from the GM of performance measurement colony
ichoose seeds in family, in its family of this mode, the rate of reserving seed for planting is not less than 1%.
Embodiment:
For sea urchin, operate as follows:
Build 10 breeding familys, and each family content is no less than 2000 individualities;
When 6 monthly age, from each breeding family, Stochastic choice 50 individualities, are divided into 10 groups of performance measurement colonies in units of family, and to carry out point supporting, and guarantee that the breeding environments such as each family water temperature, bait are consistent;
The individuality selecting 4 individual weights maximum from each breeding family residue offspring is as colony of reserving seed for planting, and selection ratio is about or lower than 2 ‰.In units of family, be divided into 10 groups of colonies of reserving seed for planting by individual for reserving seed for planting in each family, and carry out point foster, and guarantee that the breeding environments such as each family water temperature, bait are consistent;
Respectively body weight determination is carried out to performance measurement colony when 6 monthly ages and 19 monthly age, calculate the growth rate of each colony (family) body weight according to measurement result, select the 5 individual weight the fastest colonies' (family) of growth and be designated as GM1, GM2, GM3, GM4, GM5; Then corresponding with it family of reserving seed for planting is GS1, GS2, GS3, GS4, GS5,
The data at 6 monthly ages and 19 monthly ages during utilization walks, calculate the Genetic correlation coefficient r of body weight when performance measurement colony is separated and when choosing seeds
a=0.65;
Result of calculation r
a>=0,
Then choose seeds from GS1 ~ GS5 family of colony of reserving seed for planting, every families selecting 2 parents are for the production of breeding population of future generation, and in this process family, always the rate of reserving seed for planting is about or lower than 1 ‰, and always the rate of reserving seed for planting is about or lower than 0.5 ‰.
And if conventionally choose seeds from GM1 ~ GM5 family of colony A, rate of always reserving seed for planting is minimum is 1%, therefore this method estimate selection react comparatively Conventional methods of selection promote more than 33.4%.
Claims (1)
1. performance measurement and the aquatic livestock breeding method be separated of reserving seed for planting, is characterized in that: described method is carried out according to following steps:
A, the aquatic livestock of seed selection is carried out to the structure of multiple breeding family, each family at least comprises 1100 individualities,
B, when the aquatic livestock of seed selection reaches required seed size, according to existing cultivating condition and performance test conditions, from each family, Stochastic choice 30-100 is individual as performance measurement colony respectively, and mark according to family respectively, all individualities selected are raised together with, or be that unit to carry out point supporting according to family, when point to support, must guarantee that the breeding environment of each family is consistent
After c, described step b terminate, from step a, in the remaining individuality of each family, upper choosing meets the individuality of breeding objective most as reserving seed for planting colony, and selection ratio is lower than 2 ‰, and mark according to family respectively, all individualities selected are raised together with, or be that unit to carry out point supporting according to family, when point to support, must guarantee that the breeding environment of each family is consistent
After d, described step c terminate, first time performance measurement is carried out to performance measurement colony, and second time performance measurement is carried out before performance measurement colony produces family of future generation, according to measurement result and breeding plan, from performance measurement colony, select n closest to the family of breeding objective, be labeled as GM
i(i=1,2 ... n), from colony of reserving seed for planting, select the individual family corresponding with performance measurement colony of n, be labeled as GS
i(i=1,2 ... n),
E, according to twice performance measurement result in steps d, calculate objective trait when performance measurement colony is separated and seed selection time Genetic correlation coefficient r
a,
If f is r
a>=0, then carry out step g, if r
a<0, then carry out step h,
G, GS from colony of reserving seed for planting
ichoose seeds in family, and seed selection rate is lower than 50%, to ensure that rate of always reserving seed for planting in family is lower than 1 ‰,
H, GM from performance measurement colony
ichoose seeds in family, and seed selection rate is identical with conventional method, rate of reserving seed for planting in its family is higher than 1%.
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| CN109757435A (en) * | 2019-03-26 | 2019-05-17 | 重庆市畜牧科学院 | A kind of paternal selection improving meat goose breed system reproductive performance |
Citations (4)
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|---|---|---|---|---|
| JP2008273761A (en) * | 2007-04-26 | 2008-11-13 | New Raimu Kenkyusha:Kk | Method for manufacturing aragonitic acicular or columnar calcium carbonate agglomerate |
| CN102369893A (en) * | 2010-08-13 | 2012-03-14 | 大连海洋大学 | Hybrid selective breeding technique for high-quality, high-yield sea urchins |
| CN102823528A (en) * | 2012-09-14 | 2012-12-19 | 中国水产科学研究院黄海水产研究所 | Multi-character selection breeding method of fish and shrimp |
| CN103262817A (en) * | 2013-05-03 | 2013-08-28 | 中国水产科学研究院黄海水产研究所 | Method for efficiently establishing half-sib families for penaeus chinensis |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008273761A (en) * | 2007-04-26 | 2008-11-13 | New Raimu Kenkyusha:Kk | Method for manufacturing aragonitic acicular or columnar calcium carbonate agglomerate |
| CN102369893A (en) * | 2010-08-13 | 2012-03-14 | 大连海洋大学 | Hybrid selective breeding technique for high-quality, high-yield sea urchins |
| CN102823528A (en) * | 2012-09-14 | 2012-12-19 | 中国水产科学研究院黄海水产研究所 | Multi-character selection breeding method of fish and shrimp |
| CN102823528B (en) * | 2012-09-14 | 2013-12-04 | 中国水产科学研究院黄海水产研究所 | Multi-character selection breeding method of fish and shrimp |
| CN103262817A (en) * | 2013-05-03 | 2013-08-28 | 中国水产科学研究院黄海水产研究所 | Method for efficiently establishing half-sib families for penaeus chinensis |
Non-Patent Citations (2)
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| 《大口黑鲈生长性状的遗传参数和育种值估计》;李镕等;《中国水产科学》;20110731;第18卷(第4期);第951-959页 * |
| 《美国品系尼罗罗非鱼的选育及其效果分析》;罗永巨等;《中国水产科学》;20100930;第17卷(第5期);第766-773页 * |
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Effective date of registration: 20161013 Address after: Dalian Lushun 116000 street Tieshan District Liaoning province Bai Lanzi Village Patentee after: DALIAN HAIBAO FISHERY Co.,Ltd. Address before: 116000 the Yellow River Road, Xigang District, Liaoning, No. 219, No. Patentee before: Dalian Ocean University |
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