CN107410183A - A kind of sheep lamb early weaning cultural method - Google Patents
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- CN107410183A CN107410183A CN201710329654.2A CN201710329654A CN107410183A CN 107410183 A CN107410183 A CN 107410183A CN 201710329654 A CN201710329654 A CN 201710329654A CN 107410183 A CN107410183 A CN 107410183A
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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)
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- Animal Husbandry (AREA)
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- Fodder In General (AREA)
- Feed For Specific Animals (AREA)
Abstract
The present invention relates to a kind of sheep lamb early weaning cultural method, the feeding daily ration used in this cultural method includes powered milk substitute, opened guideway, forage and leucine；Searched for food after lamb is nascent breast milk, lamb and ewe are separated when 5 age in days, powered milk substitute is fed, feeds 3 times daily, free choice feeding；The powered milk substitute feed intake of every lamb is determined when 9 age in days, foundation is provided for limitation powered milk substitute feed intake, powered milk substitute starts using the feed mode that successively decreases, opened guideway, forage and leucine are added when 10 age in days, wherein opened guideway and forage supply lamb free choice feeding, by reducing the intake of powered milk substitute day by day, to promote the feeding of lamb solid feed；Wean in 30 ages in days, stop feeding leucine, powered milk substitute and opened guideway.The cultural method of the present invention realizes the early weaning of sheep lamb, and effectively alleviates lamb ablactation stress, improves production performance and Slaughter.
Description
Technical field
The invention belongs to animal husbandry field, more particularly to a kind of sheep lamb early weaning cultural method.
Background technology
In the last few years, great variety occurred for world's sheep husbandry, was developed from hair with to meat or meat hair dual-purpose direction, therefore
Sheep is rapidly developed.Large-scale fattening production has turned into the Main Management pattern of Sheep production abroad, in U.S.
State has accounted for more than 90%, and the country such as European Union is also more than 80%.Abroad, consumer to the demand overwhelming majority of mutton with lamb
Based on mutton, this requires to provide substantial amounts of lamb, and inevitable requirement shortens the production cycle of lamb, carries out early weaning.Due to
External modernization of livestock farming degree is higher, corollary equipment and the measure comparatively perfect of animal husbandry, therefore lamb early weaning
Time for the country earlier.
At present, the early weaning of lamb is widely approved in the breeding production of mutton sheep, is on Animal husbandry production
The feasible method for increasing with promotional value, it can be made to bring more satisfactory effect in the performance of production performance afterwards.
Early weaning can nutrition needed for supplement lamb ahead of time, lamb is searched for food more plant feed in later lactation.So not only
Lamb compensatory growth can be met, and may additionally facilitate the development of cud.Allowed after birth within 1-2 months or earlier in the time
Lamb is weaned, and can mitigate the lactation burden of ewe, is advantageous to improve the breeding potential of ewe, while can also reduce lamb infection
Infectious disease and the chance of parasite, and then improve survival rate.In addition, early weaning shortens the nursing period of lamb, labor is saved
Power, shiploads of merchandise breast is saved, reduced the production cost of lamb.
Sheep is excellent region sheep variety, is widely raised on Zhejiang, Jiangsu, Shanghai Suburbs and other places.Sheep has
Early sexual maturity, reproductive capacity is high, and fine and tender taste, smell of mutton is few, is adapted to the excellent shape such as long-term rear livestock in pens.And sheep or generation
The famous polyembryony sheep variety in boundary, adult ewe per unit area yield twin lamb(s) ratio account for 61.95%, and 3 lambs of production, the ratio of 4 lambs reach 20.64%
(Hangzhou Zhengxing Stockbreeding Co., Ltd.'s sheep stud statistics, 2012).Since Tenth Five-Year Plan Period, make full use of sheep production more
The good characteristic such as lamb, early growth and development is fast, four seasons heat, put forth effort to carry out Meat Performance developmental research.In view of sheep production at present
The fast development of industry breeding scale, conventional wean technology have been difficult in adapt to modernization, intensive, batch production management, and real
Early weaning is applied, the characteristics of sheep early growth speed is fast, the price of deed is high can be utilized, carry out short term strength fattening, fully
Play its growth vigor.Tradition is cultivated to the progressive of modernization scientific culture, be to increase economic efficiency, increase the optimal of income
Approach.
But the wean of young animal will necessarily cause ablactation stress, because Early weaned stress causes lamb in wean
Occur " irritability syndrome ", be mainly shown as " growth shock " or negative growth, the survival rate and incubation rate for making lamb reduce.Such as
What allows the excessively good wean of lamb to close, and it is the key point for realizing lamb early weaned technology to alleviate ablactation stress.
The content of the invention
The present invention provides a kind of sheep lamb early weaning cultural method, realizes the early weaning of sheep lamb, smoothness
Cross wean to close, alleviate " irritability syndrome " caused by ablactation stress so that the growth performance and Slaughter of lamb all obtain
Improve well.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of sheep lamb early weaning cultural method, the feeding daily ration used in this cultural method include powered milk substitute, opened
Foodstuff, forage and leucine；
Searched for food after lamb is nascent breast milk, lamb and ewe separated when 5 age in days, powered milk substitute is fed, feeds 3 times daily,
Free choice feeding；
The powered milk substitute feed intake of every lamb is determined when 9 age in days, foundation, powered milk substitute are provided for limitation powered milk substitute feed intake
Start using successively decreasing feed mode, the average feed intakes of 9 age in days powered milk substitutes is determined as A ml/ days/only, then 10 ages in days feeding generation breast
Powder A ml/ days/only, stop reducing when being only decremented to (30% ± 2%) A ml/ daily with (3%-4%) A ml/ afterwards, i.e.,
Maintenance (30% ± 2%) A ml/ days/only constant；
Opened guideway, forage and leucine, wherein opened guideway and forage is added when 10 age in days to supply lamb free choice feeding, pass through
Day by day the intake of powered milk substitute is reduced, to promote the feeding of lamb solid feed, leucine scale of feeding is 0.5-0.9g/ days/, is raised
The mode of feeding is to feed；
Wean in 30 ages in days, stop feeding leucine, powered milk substitute and opened guideway, be changed to the concentrated feed of feeding adults.
Now fine fodder is limited feeding, forage free choice feeding.
The cultural method of the present invention realizes the early weaning of sheep lamb, and effectively alleviates lamb ablactation stress, improves life
Produce performance and Slaughter.Functional amino is applied to during lamb wean so that lamb ablactation stress obtains very well
Alleviation, growth performance and Slaughter are all improved well.Leucine is typically fed together with powered milk substitute.
Preferably, described opened guideway includes crude protein 17.4 ± 2%, crude fibre 6.7 ± 1%.
Preferably, the ratio of converting of rushing of the powered milk substitute and water is 1：7-8.
Preferably, the forage of feeding lamb, through chaffcutter cutting process, length is in 4-5cm.
Preferably, the scale of feeding of described leucine is 0.66g ± 0.1g/ days/, feed mode is to feed.By 10g
Leucine be dissolved in 1000ml water, add 150g powered milk substitutes, every lamb feeds 70ml.Research process, leucine
There is growth performance downward trend in lamb when addition is 1.33g/ days, thus the addition of leucine be not it is more more more
Good, it is 0.66g/ days to recommend addition here.It may further be preferable that leucine feed mode is：10g leucines is molten
Solution is in 1000ml water, and after adding the punching of 150g powered milk substitutes to convert, every sheep feeds 70ml, once a day.
The beneficial effects of the invention are as follows：Using the sheep lamb early weaning cultural method of the present invention, sheep lamb can be realized
The early weaning of sheep, steadily spend wean and close, alleviate " irritability syndrome " caused by ablactation stress so that the growth of lamb
Energy and Slaughter are all improved well, realize technical breakthrough.
Embodiment
Below by specific embodiment, technical scheme is described in further detail.It should be appreciated that this hair
Bright implementation is not limited to the following examples, and any formal accommodation and/or change made to the present invention will all fall
Enter the scope of the present invention.
In the present invention, if not refering in particular to, all parts, percentage are unit of weight, used equipment and raw material etc.
It is commercially available or commonly used in the art.Method in following embodiments, it is the normal of this area unless otherwise instructed
Rule method.
Think of that my special agricultural science and technology Co., Ltd provides my special sheep baby lamb powered milk substitute is thought in powered milk substitute, Hangzhou；
Opened guideway, the general biological feedstuff Science and Technology Ltd. in Jiangsu thousand；
Leucine is weighed company by Hangzhou Kant and provided, and leucine content is more than 98%.
Embodiment 1：
Selection is grown normally, and health is without disease, the sheep lamb being just born 30, according to birth age in days basic one
Cause, body weight are approached, and lamb is randomly divided into two groups by the close principle of parity, and every group of 5 repetitions are each to repeat 3.Experiment uses
Single factor experiment designs, the addition of leucine is 0,0.66g/ days only.
Colostrum is drunk in 4 hours after lamb is nascent, with ewe ad lib by the 5th day.Separated, open with ewe from the 6th day
Begin feeding powered milk substitute, and free choice feeding, the per day intake that powered milk substitute is determined in 9 ages in days is every 260ml, daily 780ml；The
Start within 10th to feed opened guideway (graininess) and forage, in order to promote particulate material of searching for food, powered milk substitute is successively decreased with daily 30ml, until
Kept daily after feeding powered milk substitute 210ml to wean, opened guideway and forage free choice feeding, free water.
Leucine is fed while opened guideway is fed since the 10th day.
A. the influence of growth performance before leucine weans to early weaning lamb is added
Before wean, every 10 days measure lamb weights, as a result find that addition is not notable to the growth performance before lamb wean
Influence.
Table 1. adds the influence of growth performance before leucine weans to sheep lamb
B. influence of the leucine to sheep lamb physiochemical indice is added
Wean same day jugular vein blood collection, measure blood plasma Biochemical Indexes, hormone and Antioxidant Indexes.As a result addition is shown
Leucine can reduce the content (P of plasma urea nitrogen and blood ammonia<0.05), illustrate that leucine is advantageous to improve the digestion of protein
Utilization rate.
Table 2. adds influence of the leucine to sheep lamb plasma biochemical index
Addition leucine can significantly reduce the content (P of D-lactate<0.05), D-ALPHA-Hydroxypropionic acid is the intrinsic bacterium of intestines and stomach
End product of metabolism, do not possess the enzyme system of its fast decoupled in mammal body, when intestinal mucosa biological barrier is destroyed,
Bacteriogenic a large amount of D-ALPHA-Hydroxypropionic acids enter blood circulation through impaired intestinal mucosa in enteron aisle, thus D-lactate level can and
Degree and the permeability change of Shi Fanying intestinal mucosal injuries, it is the protrusion table of intestinal permeability change and Function of intestinal mucosa obstacle
It is existing.It can be said that bright addition leucine can be very good to alleviate the lamb intestinal tract injury caused by early weaning.From wean
From the point of view of diarrhea rate, without suffering from diarrhoea after addition leucine group lamb wean, but control group then has two lambs to suffer from diarrhoea.
Table 3. adds influence of the leucine to sheep lamb Plasma Hormone Level
Addition leucine can improve the oxidation resistant index of lamb blood plasma, increase TAC (P<And paddy Guang 0.05)
Sweet peptide peroxidase activity (P<0.05) MDA (P, are reduced<0.05) and hydrogen peroxide content (P<0.05).
Table 4. adds influence of the leucine to sheep lamb blood plasma Antioxidant Indexes
C. influence of the leucine to lamb post-weaning growth performance and Slaughter is added
After wean, lamb enters fattening stage, is butchered after fattening to 120d, determines carcass weight, dressing percentage, GR values and drips
Loss.As a result find, addition leucine can significantly improve the dressing percentage (P after early weaning lamb fattening<0.05), and reduce
24h drip loss.
Table 5. adds influence of the leucine to sheep lamb
Embodiment 2
A kind of sheep lamb early weaning cultural method, the feeding daily ration used in this cultural method include powered milk substitute, opened
Foodstuff, forage and leucine；
Search for food breast milk, separate lamb and ewe when 5 age in days, feeding powered milk substitute is each in the morning, afternoon and evening daily after lamb is nascent
Feeding 1 time, free choice feeding；
The powered milk substitute feed intake of every lamb is determined when 9 age in days, the average feed intake of 9 age in days powered milk substitutes is determined as
780ml/ days/only.10 ages in days feeding powered milk substitute 780ml/ days/, is only successively decreased with 30ml/ daily afterwards, to daily feeding generation breast
Kept after powder 210ml to wean.
Food particulate material, forage (sheep's hay) and leucine are opened in addition when 10 age in days, and wherein opened guideway and forage supplies lamb certainly
By searching for food, free water, leucine scale of feeding is 0.6g/ days/, and feed mode is to feed；Leucine is converted together with powered milk substitute
Water is fed.
Wean in 30 ages in days, stop feeding leucine, powered milk substitute and opened guideway, be changed to the concentrated feed of feeding adults.
Now fine fodder is limited feeding, forage free choice feeding.Existing cultural method is referred to after wean.
Embodiment 3
A kind of sheep lamb early weaning cultural method, the feeding daily ration used in this cultural method include powered milk substitute, opened
Foodstuff, forage and leucine；
Searched for food after lamb is nascent breast milk, the breast milk that breaks when 6 age in days switchs to feed powered milk substitute, and feeding 3 times, are freely adopted daily
Food；
The powered milk substitute feed intake of every lamb is determined when 9 age in days, the average feed intake of 9 age in days powered milk substitutes is determined as
800ml/ days/only.10 ages in days feeding powered milk substitute 800ml/ days/, is only successively decreased with 30ml/ daily afterwards, to daily feeding generation breast
Kept after powder 240ml to wean.
Food particulate material, forage (sheep's hay) and leucine are opened in addition when 10 age in days, and wherein opened guideway and forage supplies lamb certainly
By searching for food, free water, leucine scale of feeding is 0.7g/ days/, and feed mode is to feed；Leucine is converted together with powered milk substitute
Water is fed.
Wean in 30 ages in days, stop feeding leucine, powered milk substitute and opened guideway, be changed to the concentrated feed of feeding adults.
Now fine fodder is limited feeding, forage free choice feeding.Existing cultural method is referred to after wean.
The sheep lamb early weaning cultural method of the present invention, realizes the early weaning of sheep lamb, steadily spends disconnected
Milk closes, without suffering from diarrhoea after lamb wean so that the growth performance and Slaughter of lamb are all improved well.
Embodiment described above is a kind of preferable scheme of the present invention, not the present invention is made any formal
Limitation, there are other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (6)
- A kind of 1. sheep lamb early weaning cultural method, it is characterised in that：The feeding daily ration used in this cultural method includes Powered milk substitute, opened guideway, forage and leucine；Searched for food after lamb is nascent breast milk, lamb and ewe are separated when 5 age in days, feed powered milk substitute, daily feeding 3 times, it is free Feeding；The powered milk substitute feed intake of every lamb is determined when 9 age in days, the average feed intake of 9 age in days powered milk substitutes is determined as A ml/ My god/only, then 10 ages in days feeding powered milk substitute A ml/ days/only, afterwards daily with（3%-4%）A ml/ are only decremented to（30%±2%）A Stop reducing at ml/, that is, maintain（30%±2%）A ml/ days/only constant；Opened guideway, forage and leucine are added when 10 age in days, wherein opened guideway and forage supplies lamb free choice feeding, and leucine is raised Amount is fed as 0.5-0.9 g/ days/only, feed mode is feeds；Wean in 30 ages in days, stop feeding leucine, powered milk substitute and opened guideway, be changed to the concentrated feed of feeding adults.
- 2. sheep lamb early weaning cultural method according to claim 1, it is characterised in that：Described opened guideway includes Crude protein 17.4 ± 2%, crude fibre 6.7 ± 1%.
- 3. sheep lamb early weaning cultural method according to claim 1, it is characterised in that：The powered milk substitute and water Punching converts ratio as 1：7-8.
- 4. sheep lamb early weaning cultural method according to claim 1, it is characterised in that：The forage for feeding lamb is equal Through chaffcutter cutting process, length is in 4-5 cm.
- 5. sheep lamb early weaning cultural method according to claim 1, it is characterised in that：The feeding of described leucine Amount is fed as 0.66 ± 0.1g/ days/.
- 6. sheep lamb early weaning cultural method according to claim 1, it is characterised in that：Leucine feed mode For：10g leucines are dissolved in 1000ml water, after adding the punching of 150g powered milk substitutes to convert, every sheep feeds 70ml, once a day.
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| CN103704537A (en) * | 2014-01-10 | 2014-04-09 | 民勤县成功农业开发有限责任公司 | Medicinal herb sheep feed and breeding method thereof as well as medicinal herb mutton |
| CN104335971A (en) * | 2014-10-22 | 2015-02-11 | 浙江大学 | Breeding method for promoting lamb/calf rumen development |
| CN106332837A (en) * | 2016-08-26 | 2017-01-18 | 界首市双马养殖专业合作社 | Feeding method for quickly weaning lambs of Hu-sheep |
| CN106071176A (en) * | 2016-08-27 | 2016-11-09 | 界首市春风家庭农场 | A kind of feedstuff promoting wean sheep lamb fast-growth |
| CN106359261A (en) * | 2016-08-27 | 2017-02-01 | 界首市春风家庭农场 | Breeding method of weaned Hu lambs |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112042593A (en) * | 2020-07-22 | 2020-12-08 | 内蒙古大学 | Breeding method for early weaning of milk sheep lambs |
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