CN105075976A - Method for cultivating special wild boars by utilizing hybridization of pigs and wild boars - Google Patents
Method for cultivating special wild boars by utilizing hybridization of pigs and wild boars Download PDFInfo
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- CN105075976A CN105075976A CN201510489169.2A CN201510489169A CN105075976A CN 105075976 A CN105075976 A CN 105075976A CN 201510489169 A CN201510489169 A CN 201510489169A CN 105075976 A CN105075976 A CN 105075976A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New breeds of animals
- A01K67/02—Breeding vertebrates
Abstract
The invention relates to the technical field of herding breeding, in particular to a method for cultivating special wild boars by utilizing hybridization of pigs and wild boars. Pure breed wild boards and duroc sows are hybridized to obtain an F1 generation, so that the excellent characteristics of the duroc sows are absorbed, the shortcoming that the pure breed wild boards is difficult to breed is overcome, the sows of the F1 generation and the pure breed wild boards undergo backcross to obtain an F2 generation, the boars of the F2 generation and Sutai sows undergo hybridization to obtain an F3 generation, the boars and sows of the F3 generation undergo crossing to obtain a basic breeding group, breeding of five generations is performed to obtain a core group, so that the special wild boars contain 37.5% of wild boar blood relationship, 50% of Sutai pig blood relationship and 12.5% of duroc pig blood relationship, the growth speed is quick, and each special wild boar weighs 75 kg when becoming full grown and ready for slaughter at 210 days old. The slaughter rate and the lean meat percentage are high and reach 71.5% and 58.4% respectively. The special wild boars are fresh in meat and rich in wild taste and nutrition and contain 17 amino acids.
Description
Technical field
The present invention relates to herding Propogation and culture technical field, especially a kind of pig and wild boar hybridize the method for cultivating special wild boar.
Background technology
By the impact of consumer behavior factor, the accounting that pork is consumed in China resident consumption of meat reaches more than 60%.Along with growth in the living standard, people are changed to the consumption of the high-quality ecotype by common scalar type gradually to pork consumption demand, and the pork of green, health, nutrition, unique flavor receives increasing consumers.And wild boar has attracted attention on a large scale due to himself characteristic and quality, so, there is people make research to wild boar and explore, for domestic wild boar provides a large amount of technical literatures and technological means.
But, along with improving constantly of people's living standard, the characteristic of wild boar pork and quality are all difficult to satisfy the demands, for this reason, the further research that had again researcher to make, wild boar and family pig are carried out hybridization and cultivates special wild boar, and special wild boar because it is Fresh & Tender in Texture, game is strong, be of high nutritive value, especially metabolism of lipid and cholesterol content is low, and linoleic acid content is high, meet the demand of people to the pork of green, health, nutrition, unique flavor, deeply favor by consumers in general.
But special wild boar also exists many problems in breeding process, as assorted in hair color, breeding difficulty is large, reproductive performance is poor, piglet survival ratio is low, poor growth, efficiency of feed utilization are low, breeding cycle is long, seriously constrain the development of special wild boar industry.And in special wild boar breeding process, the principal element causing above-mentioned defect to exist is the pig kind of special wild boar.
In special wild boar cultivation and cultivating process, the wild boar blood lineage content of suitable pig kind is extremely important, different according to family pig and wild boar Crossing system, its wild boar blood lineage content can be 12.5%, 25%, 37.5%, 50%, 62.5%, 75%, 87.5% etc., and according to raising situation and Market Feedback, be that the pig kind of 37.5%-75% is best at the wild boar blood lineage content of special wild boar.Blood lineage's content is higher than 75%, and its growth rate is slow, litter size is few, the strong difficult raising of wild nature; Wild boar blood lineage content lower than 25%, the aspects such as its profile, habit, lean meat percentage, meat and family pig close, Feeding value is low.
And in the prior art, although there is a large amount of researchers to hybridize the generation of the technical scheme of cultivating special wild boar to family pig and wild boar, as " Wild pig, domestic pig and hybrid pig cross breeding and feeding method " that application number is 200710072069.5, a kind of " method utilizing Huaihe River pig and wild boar to produce hybridization market pig " of 201010115911.0, 200810051735.1 " method of purebred wild pig and Songliao Black Pig Heart Fatty outbreeding special wild boar ", 200410103324.4 " the breeding production technology of five yuan of hybridized pigs " etc., wherein the 201010115911.0 wild boar blood lineages cultivated contained by pig are 50%, 200810051735.1 the wild boar blood lineage cultivated contained by pig is 87.5%, 200710072069.5,200410103324.4 selected white pig as parent, its offspring easily occurs that white pig, flower pig are individual, hair color and wild boar difference large.
Based on this, have again researcher have employed paternal using wild boar as male parent, duroc is that hybridization of female parent obtains paternal generation sow; Again with the pure wild boar in paternal generation sow and field carry out backcrossing obtain paternal two generation pig, containing wild boar blood relationship 75%, duroc blood relationship 25%; Maternal using wild boar as male parent, Jiangkou radish pig is that hybridization of female parent obtains maternal generation sow; Again with maternal generation sow and the pure wild boar raised and train carry out backcrossing obtain maternal two generation pig, containing wild boar blood relationship 75%, Jiangkou radish pig blood relationship 25%; Paternal and maternal traversed by be with paternal two generation boar and maternal two godmother pigs carry out traversed by and obtain a from generation to generation special wild boar, containing wild boar blood relationship 75%, Duroc blood relationship 12.5%, Jiangkou radish pig blood relationship 12.5%, is cultivating through Systematic Breeding.
But in actual production, Crossing system of the prior art is adopted to seem single, and then cause special wild boar Character instability, easily there is segregation phenomenon in hair color, individual difference is obvious, its reason is: the hybrid vigour Character instability of the special wild boar of cultivation, easily to degenerate change, is difficult to guarantee to obtain stable productivity in large-scale production.Meanwhile, only adopt Jiangkou radish pig to carry out hybridization and produce, make the production of special wild boar quality pigs kind be subject to limitation, hinder the development of wild boar aquaculture.
Summary of the invention
In order to solve the above-mentioned technical problem existed in prior art, the invention provides a kind of pig and wild boar hybridizes the method for cultivating special wild boar, breed aspect for special wild boar pig kind and provide an other approach, expand special wild boar pig population, shorten cultivation period, reduce production cost, and it is simple to operate.
Be achieved particular by following technical scheme:
A kind of pig and wild boar hybridize the method for cultivating special wild boar, comprise first cross, two generations backcrossed, three generations's hybridization, traversed by, five from generation to generation seed selections step, be that the F2 obtained that backcrosses in employing two generation is hybridized for the sow of the boar in hybrid wild boar with the too pig of reviving in three generations's hybridization step, obtain F3 for hybrid wild boar.
Described traversed by is that F3 is carried out traversed by process for the sow in hybrid wild boar and F3 for the boar in hybrid wild boar, and obtain a generation special wild boar, it is containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%.
Described first cross adopts boar in wild boar in pure breed as male parent, and using the sow in duroc as female parent, hybridize, obtain F1 generation hybrid wild boar, it is containing wild boar blood relationship 50%, duroc blood relationship 50%.
It is backcross with the sow in F1 generation hybrid wild boar and the boar in wild boar in pure breed that two described generations backcross, and obtain F2 for hybrid wild boar, it is containing wild boar blood relationship 75%, duroc blood relationship 25%.
Described F3 is for hybrid wild boar, and it is containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%.
The step of described five seed selections is from generation to generation that a generation special wild boar is carried out seed selection process, obtain the underlying group containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%, again by it from underlying group, through the seed selection process of 5 generations, eliminate recessive character, purifying and consolidate merit, obtains the special wild boar core population containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%.
When boar in described wild boar in pure breed and the sow in duroc hybridize, its stable breeding specific lobe is 1:10.
In two described generations, backcross, and the stable breeding specific lobe between boar and sow is 1:10.
Described F2 is hybridized for the sow of the boar in hybrid wild boar with the too pig of reviving, and its stable breeding specific lobe is 1:10.
Described traversed by, the stable breeding specific lobe of its boar and sow is 1:5.
Compared with prior art, technique effect of the present invention is embodied in:
By the boar of wild boar in pure breed and the sow of duroc are hybridized, obtain F1 generation, and then the merit of Duluke's sow is absorbed, the defect that wild boar in pure breed is difficult to raise and train is overcome, again the sow of F1 generation and the boar of wild boar in pure breed are backcrossed, obtain F2 generation, again the sow of the boar in F2 generation with the too pig of reviving is hybridized, obtain F3 generation, again the boar in F3 generation and sow are carried out traversed by and obtain basic seed selection group, carrying out the seed selection of 5 generations, obtain core group, and then make special wild boar contain wild boar blood relationship 37.5%, to revive too pig blood relationship 50%, duroc blood relationship 12.5%, take full advantage of duroc appearance traits and wild boar close, fast growth, lean meat percentage height and too pig crude feed tolerance of reviving, maternal instinct is good, farrowing is many, the advantages such as meat is good, the special wild boar cultivated is made to have outer likeness in form wild boar, but disposition is docile, easy raising, it is brownish black by hair, and proterties is stablized, maternal instinct is good, and farrowing is many, and average nest produces live young primiparity 5.5, multiparity 7.6, growth rate is very fast, and 210 ages in days are delivered for sale and reached 75 kilograms, dressing percentage, lean meat percentage are higher, reach 71.5%, 58.4% respectively, Fresh & Tender in Texture, game is strong, nutritious, and containing 17 seed amino acids, the ratio that muscle Linoleic acid accounts for total fatty acids arranges up to 6%, is 2 times of common domestic pig, improves the meat quality of special wild boar.
Accompanying drawing explanation
Fig. 1 is that family of the present invention pig and wild boar hybridize the method schematic diagram cultivating special wild boar.
Embodiment
Below in conjunction with accompanying drawing and concrete embodiment, further restriction is done to technical scheme of the present invention, but claimed scope is not only confined to done description.
" hybridization " of the present invention refers to the cultivating process being carried out mating acquisition first-filial generation by the pig kind of two kinds of different parents; Described " backcrossing " refers to and the sow of first-filial generation is carried out with the sow of parent the cultivating process that mating once obtains second filial generation again with the boar of parent boar or first-filial generation again, is namely exactly the method that any one of first filial generation and parent carries out hybridizing; Described " traversed by " refers to through hybridization, backcrossing obtains paternal two generations, maternal two generations, again the boar in paternal two generations and the sow in maternal two generations are carried out the process that mating obtains a generation special wild boar, namely in crossbreeding, after breeding reaches the standard of specifying, just do not go down in hybridization, but mutual mating between hybrid generation, to eliminate bad row proterties, purifying and consolidate merit, finally reaches the method for the incubation of new varieties.
Male parent of the present invention " purebred wild boar " selects to catch dorsal body setae light, mouth cylinder long and narrow, shoulder breadth, chest depth through raising and train from mountain forest, back of the body waist is straight, physique is healthy and strong, testicualr development is good, the wild boar of the blood relationship that is highly sexed, do not have each other.
Female parent of the present invention " duroc " is world-renowned bacon hogs kind, originate in the ground such as New Jersey and New York of eastern united states, there is crude feed tolerance, fast growth, efficiency of feed utilization advantages of higher, during its fattening period 90kg, maximum daily gain can reach more than 920g, feed conversion rate is about 2.8, carcass lean meat percentage reaches more than 65%, dressing percentage more than 70%.Maternal Duluke's sow selects that hair color is reddish brown, structure is well-balanced, the growth of livestock is moderate, the sow that four limbs are solid, reproductive development is normal, nipple 6 does not have blood relationship evenly, each other to above and marshalling.
Female parent of the present invention " too pig of reviving " is the Chinese lean meat species novel pig variety that Jiangsu Province cultivates based on Taihu pigs, the advantage such as have strong adaptability, crude feed tolerance, early sexual maturity, farrowing is many, fast growth, lean meat percentage are high, meat good, hybrid vigour is remarkable.Its first farrowing sow on average farrow 11.68, Suprapubic arch sling on average farrows 14.45; Market pig 6 monthly age butchers and can reach more than 90 kilograms, and fattening period feed conversion rate reaches 3.11, and carcass lean meat percentage reaches 56.1%; Pock Color is scarlet, intramuscular fat up to 3%, the delicate succulence of meat, delicious flavour, best in quality.The sow that female parent revives that too pig sow is selected by hair black, four limbs are solid, back of the body waist is straight, abdomen is little, rear quarters is plentiful, structure is well-balanced, reproductive development is normal, nipple 7 does not have blood relationship evenly, each other to above and marshalling.
Family pig and wild boar hybridize the method for cultivating special wild boar, specifically complete through following operating procedure:
Select purebred wild boar 5, Duluke's sow 50 hybridization, obtain F1 generation hybrid wild boar containing wild boar blood relationship 50%, duroc blood relationship 50%.
Select F1 generation hybrid wild sow 50, purebred wild boar 5 backcross, obtain F2 for hybrid wild boar, F2 for hybrid wild boar containing wild boar blood relationship 75%, duroc blood relationship 25%.
Select F2 for the wild boar 10 of hybrid, too pig sow 100 hybridization of reviving, obtain F3 for hybrid wild boar, F3 contains wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5% for hybrid wild boar.
F3 is selected to carry out traversed by for the wild boar 20 of hybrid, F3 for hybrid wild sow 100, seed selection underlying group, again through 5 seed selections from generation to generation, through eliminating recessive character, purifying and consolidate merit, obtain special wild boar core population, it is containing the incubation of wild boar blood relationship 37.5%, the too special wild boar kind of pig blood relationship 50%, duroc blood relationship 12.5% of reviving.
Carry out hybridizing above-mentioned boar and sow, backcross, traversed by etc. step time, can be boar and sow are housed in a hutch according to proportioning head number carry out.
The present invention through adopting duroc appearance traits and wild boar is close, fast growth, lean meat percentage are high and revive too pig crude feed tolerance, the advantage such as maternal instinct is good, farrowing is many, meat is good, and then cultivates disposition docility, easily raises; It is brownish black by hair, and proterties is stablized; Maternal instinct is good, the special wild boar core population that farrowing is many, and draws through experiment: average nest produces live young primiparity 5.5, multiparity 7.6; Growth rate is very fast, and 210 ages in days are delivered for sale and reached 75 kilograms; Dressing percentage, lean meat percentage are higher, reach 71.5%, 58.4% respectively; Fresh & Tender in Texture, game is strong, nutritious, and containing 17 seed amino acids, the ratio that muscle Linoleic acid accounts for total fatty acids arranges up to 6%, and be 2 times of common domestic pig, be beneficial to man health.
Claims (10)
1. a family pig and wild boar hybridize the method for cultivating special wild boar, comprise first cross, two generations backcrossed, three generations's hybridization, traversed by, five from generation to generation seed selections step, it is characterized in that, be that the F2 obtained that backcrosses in employing two generation is hybridized for the sow of the boar in hybrid wild boar with the too pig of reviving in three generations's hybridization step, obtain F3 for hybrid wild boar.
2. as claimed in claim 1 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, described traversed by is that F3 is carried out traversed by process for the sow in hybrid wild boar and F3 for the boar in hybrid wild boar, obtain a generation special wild boar, it is containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%.
3. as claimed in claim 1 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, described first cross adopts boar in wild boar in pure breed as male parent, using the sow in duroc as female parent, hybridize, obtain F1 generation hybrid wild boar, it is containing wild boar blood relationship 50%, duroc blood relationship 50%.
4. as claimed in claim 1 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, it is backcross with the sow in F1 generation hybrid wild boar and the boar in wild boar in pure breed that two described generations backcross, obtain F2 for hybrid wild boar, it is containing wild boar blood relationship 75%, duroc blood relationship 25%.
5. as claimed in claim 1 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, described F3 is for hybrid wild boar, and it is containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%.
6. as claimed in claim 1 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, the step of described five seed selections is from generation to generation that a generation special wild boar is carried out seed selection process, obtain the underlying group containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%, again by it from underlying group, through the seed selection process of 5 generations, eliminate recessive character, purifying and consolidate merit, obtains the special wild boar core population containing wild boar blood relationship 37.5%, revive too pig blood relationship 50%, duroc blood relationship 12.5%.
7. as claimed in claim 3 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, when the boar in described wild boar in pure breed and the sow in duroc hybridize, its stable breeding specific lobe is 1:10.
8. the family pig as described in claim 1 or 4 and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, two described generations backcross, and the stable breeding specific lobe between boar and sow is 1:10.
9. as claimed in claim 1 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, described F2 is hybridized for the sow of the boar in hybrid wild boar with the too pig of reviving, and its stable breeding specific lobe is 1:10.
10. as claimed in claim 1 pig and wild boar hybridize the method for cultivating special wild boar, it is characterized in that, described traversed by, and the stable breeding specific lobe of its boar and sow is 1:5.
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Cited By (5)
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| CN105746432A (en) * | 2016-03-15 | 2016-07-13 | 铜陵金甫特生态农业有限公司 | Method for breeding special wild boar |
| CN105766793A (en) * | 2016-03-16 | 2016-07-20 | 中山大学 | Livestock open nucleus building method |
| CN107361021A (en) * | 2017-08-30 | 2017-11-21 | 合江县大发养殖专业合作社 | The method that special wild boar is cultivated in wild boar and hog hybridization |
| CN109169511A (en) * | 2018-10-17 | 2019-01-11 | 贵州省畜牧兽医研究所 | A kind of breeding method improving Congjiang perfume (or spice) pig farrowing rate |
| CN114938793A (en) * | 2022-06-10 | 2022-08-26 | 吉林省农业科学院 | Method for breeding carnivorous pigs containing bloody ancestors of Songliao black pigs and Bake summer pigs of Tibetan pigs |
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Application publication date: 20151125 |