CN104719258B - A kind of breeding method of Mutton Sheep new lines and supporting fattening feed - Google Patents
A kind of breeding method of Mutton Sheep new lines and supporting fattening feed Download PDFInfo
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- 241001494479 Pecora Species 0.000 title claims abstract description 108
- 238000009395 breeding Methods 0.000 title claims abstract description 22
- 244000144992 flock Species 0.000 claims abstract description 32
- 235000019687 Lamb Nutrition 0.000 claims abstract description 29
- 239000008280 blood Substances 0.000 claims abstract description 6
- 210000004369 blood Anatomy 0.000 claims abstract description 6
- 238000009399 inbreeding Methods 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims description 39
- 210000000582 semen Anatomy 0.000 claims description 19
- 238000009396 hybridization Methods 0.000 claims description 15
- 230000037396 body weight Effects 0.000 claims description 13
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims description 10
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 10
- 229910052711 selenium Inorganic materials 0.000 claims description 10
- 239000011669 selenium Substances 0.000 claims description 10
- 241001649190 Campsis Species 0.000 claims description 9
- 241000628997 Flos Species 0.000 claims description 9
- 239000005862 Whey Substances 0.000 claims description 9
- 102000007544 Whey Proteins Human genes 0.000 claims description 9
- 108010046377 Whey Proteins Proteins 0.000 claims description 9
- 108090000623 proteins and genes Proteins 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 241000196324 Embryophyta Species 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 claims description 4
- 235000013372 meat Nutrition 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 6
- 206010012735 Diarrhoea Diseases 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012214 genetic breeding Methods 0.000 abstract description 3
- 235000019621 digestibility Nutrition 0.000 abstract description 2
- 230000035479 physiological effects, processes and functions Effects 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 11
- 230000001488 breeding effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 241000283898 Ovis Species 0.000 description 2
- 241000283903 Ovis aries Species 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000002068 genetic effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000968 intestinal effect Effects 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 240000005827 Phyllostachys nigra Species 0.000 description 1
- 235000010717 Phyllostachys nigra Nutrition 0.000 description 1
- 230000002180 anti-stress Effects 0.000 description 1
- 230000002155 anti-virotic effect Effects 0.000 description 1
- 239000005667 attractant Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000031902 chemoattractant activity Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000021050 feed intake Nutrition 0.000 description 1
- 230000003031 feeding effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007952 growth promoter Substances 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000001983 lactogenic effect Effects 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- 102000004169 proteins and genes Human genes 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
Classifications
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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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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Feed For Specific Animals (AREA)
- Fodder In General (AREA)
Abstract
The invention discloses a kind of breeding method of Mutton Sheep new lines, female parent is done with sheep, Australia male parent in vain is hybridized, and obtains first-filial generation flock of sheep, do female parent with the high-quality ewe of Australia lake generation flock of sheep, Charolais is cooked male parent and is hybridized, and obtains second filial generation flock of sheep, carries out traversed by second filial generation flock of sheep and fixes, introduce " outer blood " in good time, avoid inbreeding depression, and by the individual selection of strict feeding and management, ideal type, final cultivation obtains a kind of meat sheep new lines.The invention also discloses a kind of supporting fattening feed cultivated for Mutton Sheep new lines, this feedstuff decreases the diarrhoea of lamb weaning period, improve the digestibility and utilization of sheep organism physiology function and the speed of growth in later stage and feedstuff, and coordinate modern genetic breeding and reproduction technique, effectively increase the success rate of new lines cultivation.The present invention cultivates the meat sheep new lines obtaining on the basis of maintaining sheep kind prolificacy performance, improves meat production.
Description
Technical field
The present invention relates to the breeding method of poultry new lines and supporting fattening feed, specifically, it is related to a kind of Mutton Sheep
The breeding method of new lines and supporting fattening feed.
Background technology
China is sheep raising big country, and the quantity of sheep and sheep product is at the forefront in the world.In recent years, send out with the quick of national economy
Exhibition, the continuous improvement of living standards of the people, people are continuously increased to the consumption figure of Carnis caprae seu ovis, and development scale sheep raising is modern Sheep
The inexorable trend of development.
Sheep is one of important domestic animal of Taihu Plain, has precocity, four seasons heat, more than a year tire, the many lambs of every tire, lactogenic
The advantages of performance is good, but compared with Mutton Sheep excellent with the world, the meat production of sheep not high it is impossible to meet people for Carnis caprae seu ovis
Growing consumption demand.At present China not yet cultivates the meat sheep variety of generally acknowledged specialization, existing mutton sheep
Also there is larger gap compared with external kind.
In addition, strengthening feeding and management is also the important technique measure consolidating and improving selection-breeding achievement, especially newborn
, after wean in six months, growth promoter is fast, is also the multiple phase of disease simultaneously for lamb, and this is accomplished by raising nutrition and protects
Card, otherwise these breedinesses are just difficult to give full play to.Therefore, cultivation is a kind of is suitable for the ecological condition of China, is suitable to drylot feeding
The Mutton Sheep new lines of stable breeding and fattening production and supporting fattening feed are current problem demanding prompt solutions.
Content of the invention
For above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of training of Mutton Sheep new lines
Educate method, using modern genetic breeding and reproduction technique, improved seeds Australia Aries of Introduced From Abroad and Charolais, and domestic
Sheep is hybridized kind, and for the special supporting fattening feed of the special growth period design of sheep, in conjunction with breeding and propagation skill
Art, cultivates a kind of new high-quality, high yield, is suitable to the Mutton Sheep new lines of rear livestock in pens and fattening production.
For achieving the above object, the present invention adopts following technical proposals：
A kind of breeding method of Mutton Sheep new lines, comprises the following steps：
(1) with sheep as female parent, Australia Aries is male parent, and hybridization obtains F1 generation flock of sheep, and the F1 generation flock of sheep after hybridization are entered
Row is cultivated, to reaching maturity；
(2) select the parent species sheep of F1 generation the F1 generation flock of sheep after reaching maturity, selection condition is：
The parent species sheep of F1 generation：More than 3.5 kilograms of litter weight at birth, more than 25 kilograms of weanling weight, 6 35 kilograms of monthly age body weight with
On, individuality is all from more than twins, and shape and appearance and Australia Aries same ratio are more than 60%；
(3) the parent species sheep of F1 generation is hybridized with Charolais, obtained F2 for flock of sheep, to the F2 after hybridization for flock of sheep
Ram and ewe are separated cultivating, to reaching maturity；
(4) the parent species sheep in F2 generation and public kind sheep are selected from fully-developed F2 is for flock of sheep, selection condition is：
The parent species sheep in F2 generation：More than 3.8 kilograms of litter weight at birth, more than 28 kilograms of weanling weight, 6 38 kilograms of monthly age body weight with
On, through hereditism's detection, all genes containing twins；
The public of F2 generation plants sheep：More than 4.2 kilograms of litter weight at birth, more than 30 kilograms of weanling weight, 6 40 kilograms of monthly age body weight with
On, through hereditism's detection, all genes containing twins；
(5) the parent species sheep in F2 generation and public kind sheep are carried out traversed by and fix, build core group；
(6) while beneficial characteristics selection-breeding being carried out to the core group constructed by step (5), open nucleus, introduce in good time
" outer blood ", is had sibship and the similar ram of quality or ewe, that is, (breeding value is estimated through genetic evaluation to male parent
Meter), reach outstanding ram or the ewe of corresponding strain Criterion, it is to avoid inbreeding depression；
(7) selection-breeding through multiple generations, cultivates the height numerous Mutton Sheep new lines obtaining adapting to local environment.
In step (1), the concrete grammar that the F1 generation flock of sheep after hybridization are cultivated is：Certainly wean to six in F1 generation lamb
In individual month, daily give 800-1200 gram of every lamb feeding supporting fattening feed, the consisting of of described supporting fattening feed：Semen Maydiss
Powder 35-40 part, Fructus Crataegi powder 10-15 part, whey powder 12-18 part, yeast selenium 10-14 part, Fructus Oryzae Germinatus 15-20 part, Semen Cuscutae 10-15
Part, Herba Lophatheri 8-12 part, Fructus Choerospondiatis powder 15-20 part, Flos Campsiss 8-12 part；Switch to after six months normally raise to reaching maturity.
In step (3), the concrete grammar that the F2 after hybridization is separated cultivating for the ram of flock of sheep and ewe is：In F2
For lamb from weaning in six months, daily give 1000-1200 gram of every lamb feeding supporting fattening feed, described supporting fatten
The consisting of of feedstuff：Semen Maydis powder 80-100 part, Fructus Crataegi powder 10-15 part, whey powder 32-48 part, yeast selenium 10-14 part, Fructus Oryzae Germinatus 15-
20 parts, Semen Cuscutae 10-15 part, Herba Lophatheri 8-12 part, Fructus Choerospondiatis powder 15-20 part, Flos Campsiss 8-12 part；Switch to after six months normally raise
Support to reaching maturity.
The present invention is through cultivating the Mutton Sheep new lines obtaining, a length of 72.4 ± 3.26cm of body of six-month-old ram, ewe
The a length of 70.6 ± 2.83cm of body；, in more than 45kg, the body weight of six-month-old ewe is in more than 40kg for the body weight of six-month-old ram；Become
The lambing percentage of year ewe is more than 200%.
Present invention also offers a kind of supporting fattening feed cultivated dedicated for meat sheep new lines, it is by following weight portion
Raw material make：
Semen Maydis powder 80-100 part, Fructus Crataegi powder 10-15 part, whey powder 32-48 part, yeast selenium 10-14 part, Fructus Oryzae Germinatus 15-20 part,
Semen Cuscutae 10-15 part, Herba Lophatheri 8-12 part, Fructus Choerospondiatis powder 15-20 part, Flos Campsiss 8-12 part.
Preferably, this supporting fattening feed is to be made up of the raw material of following weight portion：
100 parts of Semen Maydis powder, 18 parts of Fructus Crataegi powder, 40 parts of whey powder, 12 parts of yeast selenium, 18 parts of Fructus Oryzae Germinatus, 13 parts of Semen Cuscutae, phyllostachys nigra (lodd.ex lindl.) munro var.henonis (miff.) spapf et rendle
10 parts of leaf, 16 parts of Fructus Choerospondiatis powder, 10 parts of Flos Campsiss.
The preparation method of this supporting fattening feed is：Weigh each raw material by weight, pulverize, excessively 80 mesh sieves, mix homogeneously,
Obtain final product.
Herba Lophatheri in feedstuff, Flos Campsiss and Semen Cuscutae, have good inhibitory anti-virus, anti-stress and enhance immunity
Function hence it is evident that after reducing wean this particular time disease of lamb generation；Whey powder, yeast selenium have synergism,
And use with Fructus Oryzae Germinatus compatibility, all there is adjustment effect to components such as the sugar in wean lamb feedstuff, protein, fat, and milk surum
Powder can also improve the mouthfeel of feedstuff, the effect jointly played nourishing healthy and promote lamb weaning period intestinal growth；Add in feedstuff
Added with Fructus Crataegi powder, there is attractant effect, it is possible to increase the feed intake of lamb.
Beneficial effects of the present invention：
(1) present invention does female parent with sheep, and Australia male parent in vain is hybridized, and obtains first-filial generation flock of sheep, with Australia lake one
High-quality ewe for flock of sheep is cooked female parent, and Charolais is cooked male parent and hybridized, and obtains second filial generation flock of sheep, to second filial generation flock of sheep
Carry out traversed by fix, introduce " outer blood ", it is to avoid inbreeding depression in good time, and by the individual choosing of strict feeding and management, ideal type
Select, final cultivation obtains a kind of meat sheep new lines, on the basis of maintaining sheep kind prolificacy performance, improve product meat
Energy.
(2) present invention is in the cultivating process of meat sheep new lines, for lamb after wean to this special life in six months
Design special supporting fattening feed over a long time, the growth of lamb intestinal villus can be effectively facilitated, improve the health status of lamb, subtract
The diarrhoea of few lamb weaning period, improves the weight gain amount of lamb, and improves sheep organism physiology function and the speed of growth in later stage
And the digestibility and utilization of feedstuff, the modern genetic breeding of cooperation and reproduction technique, effectively increase the success rate of new lines cultivation.
Specific embodiment
The present invention is further illustrated in conjunction with the embodiments it should explanation, and the description below is merely to explain this
Invention, is not defined to its content.
Embodiment 1：The cultivation of Mutton Sheep new lines
Concretely comprise the following steps：
(1) with sheep as female parent, Australia Aries is male parent, and hybridization obtains F1 generation flock of sheep, and the F1 generation flock of sheep after hybridization are entered
Row is cultivated, to reaching maturity；
The selection standard of sheep：Neck length is more than 25cm, and chest breadth is less than 50cm；Short broadtail, tail length is less than 15cm, and tail is in flat
Circle, tail point upwarps；Body body length is not less than 100cm, and whole body is white, and eyelet and extremity do not have black, brown spot；Birth weight 3.5
More than, weaning weight more than 25, adult weight more than 50, more than twins, agenosomia official's disease.
The selection standard of Australia Aries：Physique is big, body tall and big in 70cm, body body is in barrel-shaped；Extremity are good for length, and extremity are grown up
In 40cm；Tail length is more than 15cm, and the crown is acerous, and head and neck is black, and body body and extremity are white, Australia Aries birth weight public affairs lamb 5
, 3 monthly age weight public affairs lamb 33,6 monthly age weight public affairs 55,24 monthly age of lamb weight rams 120.
(2) select the parent species sheep of F1 generation the F1 generation flock of sheep after reaching maturity, selection condition is：
The parent species sheep of F1 generation：More than 3.5 kilograms of litter weight at birth, more than 25 kilograms of weanling weight, 6 35 kilograms of monthly age body weight with
On, individuality is all from more than twins, and shape and appearance and Australia Aries same ratio are more than 60%.
(3) the parent species sheep of F1 generation is hybridized with Charolais, obtained F2 for flock of sheep, to the F2 after hybridization for flock of sheep
Ram and ewe are separated cultivating, to reaching maturity.
The selection standard of Charolais：Body body is in barrel-shaped；Rear quarters is roomy, and birth weight public affairs lamb is not less than 5,4 monthly age weights
Public lamb is not less than 40,6 monthly age weights public affairs lambs and is not less than 55,12 monthly age weight rams and is not less than 120.
(4) the parent species sheep in F2 generation and public kind sheep are selected from fully-developed F2 is for flock of sheep, selection condition is：
The parent species sheep in F2 generation：More than 3.8 kilograms of litter weight at birth, more than 28 kilograms of weanling weight, 6 38 kilograms of monthly age body weight with
On, through hereditism's detection, all genes containing twins.
The public of F2 generation plants sheep：More than 4.2 kilograms of litter weight at birth, more than 30 kilograms of weanling weight, 6 40 kilograms of monthly age body weight with
On, through hereditism's detection, all genes containing twins.
(5) the parent species sheep in F2 generation and public kind sheep are carried out traversed by and fix, build core group.
(6) while beneficial characteristics selection-breeding being carried out to the core group constructed by step (5), open nucleus, introduce in good time
" outer blood ", is had sibship and the similar ram of quality or ewe, that is, (breeding value is estimated through genetic evaluation to male parent
Meter), reach outstanding ram or the ewe of corresponding strain Criterion, it is to avoid inbreeding depression.
(7) selection-breeding through multiple generations, cultivates the height numerous Mutton Sheep new lines obtaining adapting to local environment.
In step (1), the concrete grammar that the F1 generation flock of sheep after hybridization are cultivated is：Certainly wean to six in F1 generation lamb
In individual month, daily give 1000 grams of every lamb feeding feed stuff, the consisting of of feedstuff：100 parts of Semen Maydis powder, 18 parts of Fructus Crataegi powder, milk surum
40 parts of powder, 12 parts of yeast selenium, 18 parts of Fructus Oryzae Germinatus, 13 parts of Semen Cuscutae, 10 parts of Herba Lophatheri, 16 parts of Fructus Choerospondiatis powder, 10 parts of Flos Campsiss；Six months
After switch to normally raise to reaching maturity.
In step (3), the concrete grammar that the F2 after hybridization is separated cultivating for the ram of flock of sheep and ewe is：In F2
For lamb from weaning in six months, daily give 1200 grams of every lamb feeding feed stuff, the consisting of of feedstuff：100 parts of Semen Maydis powder,
18 parts of Fructus Crataegi powder, 40 parts of whey powder, 12 parts of yeast selenium, 18 parts of Fructus Oryzae Germinatus, 13 parts of Semen Cuscutae, 10 parts of Herba Lophatheri, 16 parts of Fructus Choerospondiatis powder, icepro
Clouds spend 10 parts.
The meat sheep new lines that the breeding method of the present invention obtains have following feature：The body of six-month-old ram is a length of 72.4 ±
3.26cm, a length of 70.6 ± 2.83cm of body of ewe；The body weight of six-month-old ram exists in more than 45kg, the body weight of six-month-old ewe
More than 40kg；The lambing percentage of adult ewe is more than 200%.Cultivate the meat sheep new lines material meat high conversion rate obtaining, litter size
Height, milking capacity is strong, fast growth.
Embodiment 2：Supporting fattening feed compliance test result
Feeding effect meat sheep new lines cultivated for the supporting fattening feed verifying the present invention, applicant was in 2014
March has carried out the feeding experiment of 6 months by a definite date in plant.Test is using the design of single factor test contrast test, 100 dates of birth
Close, healthy wean lamb is randomly divided into test group and matched group.Test group daily ration is the supporting fattening feed of the present invention,
The consisting of of feedstuff：100 parts of Semen Maydis powder, 18 parts of Fructus Crataegi powder, 40 parts of whey powder, 12 parts of yeast selenium, 18 parts of Fructus Oryzae Germinatus, Semen Cuscutae 13
Part, 10 parts of Herba Lophatheri, 16 parts of Fructus Choerospondiatis powder, 10 parts of Flos Campsiss.Matched group daily ration is commercially available conventional feed；Feed mode is freely to adopt
Food.
Result of the test is shown in Table 1.
The impact that the feedstuff of table 1 present invention is cultivated to meat sheep new lines
| Project | Matched group | Test group |
| Diarrhea rate (%) | 27.42±0.54 | 12.1±0.26 |
| End weight (kilogram) | 67.53±0.32 | 71.84±0.24 |
| Feed price (unit/kilogram) | 7.2 | 5.4 |
Result of the test：As shown in table 1, as can be seen from the table：1st, diarrhea rate：Test group has clear improvement than matched group；
Reduce 55.87%；2nd, end weight：Test group improves 6.38.0% than matched group；3rd, feed cost, prices 25%.
Claims (4)
1. a kind of breeding method of Mutton Sheep new lines is it is characterised in that comprise the following steps：
(1) with sheep as female parent, Australia Aries is male parent, and hybridization obtains F1 generation flock of sheep, and the F1 generation flock of sheep after hybridization are trained
Educate, to reaching maturity；
(2) select the parent species sheep of F1 generation the F1 generation flock of sheep after reaching maturity, selection condition is：
The parent species sheep of F1 generation：More than 3.5 kilograms of litter weight at birth, more than 25 kilograms of weanling weight, 6 more than 35 kilograms of monthly age body weight,
Individuality is all from more than twins, and shape and appearance and Australia Aries same ratio are more than 60%；
(3) the parent species sheep of F1 generation is hybridized with Charolais, is obtained F2 for flock of sheep, to the F2 after hybridization for flock of sheep ram
It is separated cultivating with ewe, to reaching maturity；
(4) the parent species sheep in F2 generation and public kind sheep are selected from fully-developed F2 is for flock of sheep, selection condition is：
The parent species sheep in F2 generation：More than 3.8 kilograms of litter weight at birth, more than 28 kilograms of weanling weight, 6 more than 38 kilograms of monthly age body weight,
Through hereditism's detection, all genes containing twins；
The public of F2 generation plants sheep：More than 4.2 kilograms of litter weight at birth, more than 30 kilograms of weanling weight, 6 more than 40 kilograms of monthly age body weight,
Through hereditism's detection, all genes containing twins；
(5) the parent species sheep in F2 generation and public kind sheep are carried out traversed by and fix, build core group；
(6) while beneficial characteristics selection-breeding being carried out to the core group constructed by step (5), open nucleus, introduce " outward in good time
Blood ", it is to avoid inbreeding depression；
(7) selection-breeding through multiple generations, cultivates the height numerous Mutton Sheep new lines obtaining adapting to local environment.
2. the breeding method of Mutton Sheep new lines as claimed in claim 1 is it is characterised in that in step (1), after hybridization
The concrete grammar cultivated of F1 generation flock of sheep be：In F1 generation lamb from weaning in six months, give every lamb feeding daily
800-1200 gram of supporting fattening feed, the consisting of of described supporting fattening feed：Semen Maydis powder 35-40 part, Fructus Crataegi powder 10-15 part,
Whey powder 12-18 part, yeast selenium 10-14 part, Fructus Oryzae Germinatus 15-20 part, Semen Cuscutae 10-15 part, Herba Lophatheri 8-12 part, Fructus Choerospondiatis powder 15-
20 parts, Flos Campsiss 8-12 part；Switch to after six months normally raise to reaching maturity.
3. the breeding method of Mutton Sheep new lines as claimed in claim 1 is it is characterised in that in step (3), after hybridization
The F2 concrete grammar that is separated cultivating for the ram of flock of sheep and ewe be：Certainly wean in six months for lamb in F2, often
Day to 1000-1200 gram of every lamb feeding supporting fattening feed, the consisting of of described supporting fattening feed：Semen Maydis powder 80-100
Part, Fructus Crataegi powder 10-15 part, whey powder 32-48 part, yeast selenium 10-14 part, Fructus Oryzae Germinatus 15-20 part, Semen Cuscutae 10-15 part, Herba Lophatheri
8-12 part, Fructus Choerospondiatis powder 15-20 part, Flos Campsiss 8-12 part；Switch to after six months normally raise to reaching maturity.
4. the breeding method of Mutton Sheep new lines as claimed in claim 1 is it is characterised in that in step (6), described introducing
" outer blood " refer to, to male parent, there is sibship and the similar ram of quality or ewe.
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| CN110150218B (en) * | 2017-12-25 | 2021-11-23 | 兰州大学 | Method for breeding female parent strain of barn feeding type sheep |
| CN108967359A (en) * | 2018-07-17 | 2018-12-11 | 莱芜市嬴泰有机农业科技发展有限公司 | A kind of breeding method of middle areas in Shandong Province mutton sheep polyembryony strain |
| 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 |
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| CN104522361A (en) * | 2014-12-10 | 2015-04-22 | 马鞍山市金农牧业有限公司 | Fast fattening feed for small juvenile Xiang goats in Jianghuai region and preparation method thereof |
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