CN105360062A - Intensive fatting breeding method for shortening fattening period of sheep lambs in pastoral area - Google Patents
Intensive fatting breeding method for shortening fattening period of sheep lambs in pastoral area Download PDFInfo
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- CN105360062A CN105360062A CN201510641100.7A CN201510641100A CN105360062A CN 105360062 A CN105360062 A CN 105360062A CN 201510641100 A CN201510641100 A CN 201510641100A CN 105360062 A CN105360062 A CN 105360062A
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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Abstract
The invention relates to the technical field of livestock breeding, and especially relates to an intensive fatting breeding method for shortening a fattening period of sheep lambs in a pastoral area. The method specifically comprises the following steps: (1) from birth of a lamb to 28 day old, feeding by breast feeding, from 29 to 70 day old, feeding to transition from breast milk to milk replacer; in 10-70 day old, gradually adding starters; (2) in 71 day old, stopping to feed the milk replacer and the starters, starting to feed fattening granules, in 71 to 180 day old, feeding the fattening granules until the lamb is ready for slaughter. The method is suitable for lamb breeding and intensive fatting in northern pastoral areas, especially for multiple birth lambs and meat-type hybrid lambs, and the method can make lambs rapidly grow and fatten in a health manner, and promotes body condition recovery of a ewe, and shortens breeding cycle.
Description
Technical field
The present invention relates to technical field of animal husbandry, particularly a kind of intensity feeding for fattening method shortening the pastoral area sheep lamb fattening cycle.
Background technology
China is sheep raising big country of the world, and within 2014, sheep breeding stock is 1.58 hundred million, accounts for 52.15% of China's sheep breeding stock.Sheep lamb meat because meat is good, tender good to eat, the fragrant odour of meat, without smelling of mutton, and have the functions such as benefiting qi and nourishing blood Wen Li and enjoy consumers welcomed.But lamb meat holds at high price in recent years, higher than international market level, one of major reason is development and the mutton supply that sheep raising technological lag have impact on industry.
Sheep cultivation mainly concentrates on northern China; especially pastoral area; development along with grassland deterioration is prohibited the policy of herding drylot feeding with country and is encouraged; northern area continues to bring out out plant and the breeding enterprise of scale; embody sheep husbandry just to be cultivated to modernization by tradition, changed by the direction of raising scattered to scale and intensive culture.At these gratifying phenomenons behind, fattening technology backward technology bottleneck and the low objective reality of culture benefit is but faced with.Such as mutton sheep dressing percentage, carcass weight, individual meat yield have a long way to go compared with Foreign Advanced Lerel, and the lamb meat of high-quality high-grade is few.For another example, although confined farming begins to take shape, but management style is still very extensive, have the sheep husbandry of nearly half to be still in traditional supplement of feed under grazing condition pattern, size male and female is mixed group feeding and is supported, even the feeds utilized nutritional imbalance of confined farming, feed conversion rate is low, and feed kind is too single, herbage quality is poor, the cooperation of daily ration not the phenomenon such as science give prominence to, cause the cycle of delivering for sale long, low in economic efficiency.Mutton meat is more coarse simultaneously, and intramuscular fat precipitation capacity is less, and mouthfeel is poor.
Along with the development that China's Mutton Sheep Industryization is managed, the mutton sheep cultivation amount in pastoral area is still improving constantly, and how to carry out mutton sheep in pastoral area, especially the raising that lamb is scientific and reasonable and fattening, shorten and fatten the cycle, the maximization of economic benefit while ensureing the high-quality high-grade of pastoral area lamb meat, herdsman mutton sheep being cultivated is the problem of pastoral area mutton sheep cultivation industry special concern.
Summary of the invention
The object of this invention is to provide a kind of intensity feeding for fattening method shortening the pastoral area sheep lamb fattening cycle.
In order to achieve the above object, the technical scheme that concrete employing is following:
(1) be born to 28 ages in days from lamb, with breast-feeding, 29 ~ 70 ages in days, by feeding, breast milk is transitioned into milk replacer of feeding; And at 10 ~ 70 ages in days, add opened guideway gradually;
(2) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, feed at 71 ~ 180 ages in days and fatten particulate material until deliver for sale.
Generally, sheep lamb is delivered for sale at 180 ages in days.
In the inventive solutions, to milk replacer, opened guideway, fatten particulate material without special requirement, commercially available all products can be selected.
In the inventive solutions, concrete, the method that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 30 ~ 50g/ days, and the scale of feeding of 30 age in days milk replacers is increase by 30 ~ 50g/ days on the basis of milk replacer scale of feeding on the 29th, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 1 ~ 2 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 100 ~ 150g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 150 ~ 200g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, the scale of feeding of milk replacer reduces by 50 ~ 60g in every 1 ~ 2 day, reduces feeding frequency 1 ~ 2 time simultaneously;
Every day feeds milk replacer 3 ~ 5 times in above-mentioned steps (a) ~ step (c).
Preferably, the method that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 30 ~ 40g/ days, and the scale of feeding of 30 age in days milk replacers is increase by 30 ~ 40g/ days on the basis of milk replacer scale of feeding on the 29th, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 1 ~ 2 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 100 ~ 120g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 150 ~ 180g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, the scale of feeding of milk replacer reduces by 50 ~ 60g in every 1 ~ 2 day, reduces feeding frequency 1 ~ 2 time simultaneously;
Every day feeds milk replacer 3 ~ 4 times in step (a) ~ step (c).
More preferably, the method that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 40g/ days, and the scale of feeding of 30 age in days milk replacers is 80g/ days, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 1 ~ 2 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 120g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 180g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, the scale of feeding of milk replacer reduces 60g in every 2 days, reduces feeding frequency 1 time simultaneously;
Every day feeds milk replacer 3 times in step (a) ~ step (c).
In the inventive solutions, the method that described step (1) adds opened guideway gradually at 10 ~ 70 ages in days is:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases by 80 ~ 120g weekly.
In step (A) ~ step (B), feeding of opened guideway does not limit number of times.
Preferably, the method that described step (1) adds opened guideway gradually at 10 ~ 70 ages in days is:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases 100g ~ 120g weekly.
More preferably, describedly in step (1), add opened guideway gradually specifically comprise the following steps:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases 100g weekly.
In the inventive solutions, the concrete feeding method of step (2) comprises the following steps:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material increases by 60 ~ 80g/ days weekly on the basis of feed intake the last week;
(II) 91 ~ 120 age in days, fatten particulate material increases by 70 ~ 90g/ days weekly on the basis of feed intake the last week;
(III) 121 ~ 150 age in days, fatten particulate material increases by 70 ~ 90g/ days weekly on the basis of feed intake the last week;
(IV) 151 ~ 180 age in days, fatten particulate material increases by 80 ~ 100g/ days weekly on the basis of feed intake the last week.
In step (I) ~ step (IV), fatten feeding of particulate material do not limit number of times.
Preferably, the concrete feeding method of step (2) comprises the following steps:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material increases scale of feeding 70 ~ 80g/ days weekly on the basis of feed intake the last week;
(II) 91 ~ 120 age in days, fatten particulate material increases by 80 ~ 90g/ days weekly on the basis of feed intake the last week;
(III) 121 ~ 150 age in days, fatten particulate material increases 80g ~ 90/ day weekly on the basis of feed intake the last week;
(IV) 151 ~ 180 age in days, fatten particulate material increases by 90 ~ 100g/ days weekly on the basis of feed intake the last week.
More preferably, the concrete feeding method of step (2) comprises the following steps:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material, increase scale of feeding 70g/ days weekly on the basis of feed intake the last week;
(II) 91 ~ 120 age in days, fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week;
(III) 121 ~ 150 age in days, fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week;
(IV) 151 ~ 180 age in days, fatten particulate material increases 90g/ days weekly on the basis of feed intake the last week.
Feed according to the method described above, generally step (I) fattens the average scale of feeding of particulate material is 700 ~ 900 grams/day; It is 900 ~ 1200 grams/day that step (II) fattens the average scale of feeding of particulate material; It is 1200 ~ 1600 grams/day that step (III) fattens the average scale of feeding of particulate material; It is 1600 ~ 2000 grams/day that step (IV) fattens the average scale of feeding of particulate material.
The method of the invention, overcome in prior art and cause due to lamb length lactation the technical bottleneck that ewe body condition recovers slow, solve feeding as free choice feeding of opened guideway in conventional husbandry mode, can not determine the actual feed intake of lamb or determine the technological deficiency of lamb feed intake by rule of thumb.Determine the wean opportunity of science and the suggestion scale of feeding of milk replacer and opened guideway by scientific experiment, lamb can be impelled to wean smoothly, shorten ewe body condition and recover required time, shorten the breeding cycle.More crucially combination is fattened in lamb early weaning and intensity, formulated the quantitative feeding method that lamb intensity is fattened, shortened the lamb fattening time, improve lamb fattening effect, can be market and more high-quality lamb meats are provided.Technology provided by the present invention is simple, is applicable to the cultivation of north China pastures lamb and fattens, especially polyembryony lamb and meat hybrid lamb.
Raising method provided by the invention is by rational feeding regime and feed collocation, conscientiously the lamb fattening cycle is shortened, improve lamb and deliver carcass weight for sale, the lifting of pastoral area sheep lamb fanning economics can be realized and meet the demand of consumer to high-quality lamb meat.
Embodiment
Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
In embodiment 1 ~ 3, if no special instructions, the conventional method of this area is.Here involved all conventional raising method all refer to the lamb raising of 0 ~ 6 monthly age and fattening method.
In embodiment 1 ~ 3, milk replacer selects accurate lamb powered milk substitute, and producer is Beijing Precise Animal Nutrient Research Center, and opened guideway is Beijing Precise Animal Nutrient Research Center with fattening particulate material producer.
Embodiment 1
A kind of intensity feeding for fattening method shortening the pastoral area sheep lamb fattening cycle in the present embodiment, specifically comprises the following steps:
(1) be born to 28 ages in days from lamb, with breast-feeding, 29 ~ 70 ages in days, by feeding, breast milk is transitioned into milk replacer of feeding; And at 10 ~ 70 ages in days, add opened guideway gradually;
(2) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, feed at 71 ~ 180 ages in days and fatten particulate material until deliver for sale.
Concrete, the method for adding opened guideway in step (1) is gradually:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases 80g weekly.
Concrete, the method for operating that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
A () 29 ~ 30 age in days, by lamb and ewe isolated rearing; The scale of feeding of 29 age in days milk replacers is 50g/ days, and the scale of feeding of 30 age in days milk replacers is 100g/ days, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 1 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 150g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 200g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually; Scale of feeding is every ~ within 2 days, reduce 50g, reduce feeding frequency once simultaneously.
Every day feeds milk replacer 5 times in step (a) ~ step (c).
Concrete, the concrete feeding method of step (2) is:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material increases 60g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 700g/ days;
(II) 91 ~ 120 age in days, fatten particulate material increases 70g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 900g/ days;
(III) 121 ~ 150 age in days, fatten particulate material increases 70g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 1200g/ days;
(IV) 151 ~ 180 age in days, fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 1600g/ days, and 180 ages in days are delivered for sale.
Embodiment 2
A kind of intensity feeding for fattening method shortening the pastoral area sheep lamb fattening cycle in the present embodiment, specifically comprises the following steps:
(1) be born to 28 ages in days from lamb, with breast-feeding, 29 ~ 70 ages in days, by feeding, breast milk is transitioned into milk replacer of feeding; And at 10 ~ 70 ages in days, add opened guideway gradually;
(2) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, feed at 71 ~ 180 ages in days and fatten particulate material until deliver for sale.
Concrete, the method for adding opened guideway in step (1) is gradually:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases 100g weekly.
Concrete, the method for operating that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 40g/ days, and the scale of feeding of 30 age in days milk replacers is 80g/ days, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 1 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 120g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 180g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, scale of feeding reduces 60g in every 2 days, reduces feeding frequency once simultaneously;
Every day feeds milk replacer 3 times in step (a) ~ step (c).
Concrete, the concrete feeding method of step (2) is:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days, fatten particulate material increases 70g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 800g/ days;
(II) 91 ~ 120 age in days, fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 1100g/ days;
(III) 121 ~ 150 age in days, fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 1400g/ days;
(IV) 151 ~ 180 age in days, fatten particulate material increases 90g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 1800g/ days, and 180 ages in days are delivered for sale.
Embodiment 3
A kind of intensity feeding for fattening method shortening the pastoral area sheep lamb fattening cycle in the present embodiment, specifically comprises the following steps:
(1) be born to 28 ages in days from lamb, with breast-feeding, 29 ~ 70 ages in days, by feeding, breast milk is transitioned into milk replacer of feeding; And at 10 ~ 70 ages in days, add opened guideway gradually;
(2) 71 ~ 180 ages in days, proceed to lamb and fatten house, stop feeding milk replacer and opened guideway, feed and fatten particulate material until deliver for sale.
Concrete, the method for adding opened guideway in step (1) is gradually:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases 120g weekly, is 800g/ days to 70 age in days opened guideway scales of feeding.
Concrete, the method for operating that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 30g/ days, and the scale of feeding of 30 age in days milk replacers increases 30g/ days on the basis of milk replacer scale of feeding on the 29th, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 2 hours;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 100g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 150g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, scale of feeding reduces 50g in every 2 days, reduces feeding frequency once simultaneously.
Every day feeds milk replacer 3 times in step (a) ~ step (c).
Concrete, the concrete feeding method of step (2) is:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 900g/ days;
(II) 91 ~ 120 age in days, fatten particulate material increases 90g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 1200g/ days;
(III) 121 ~ 150 age in days, fatten particulate material increases 90g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 1600g/ days;
(IV) 151 ~ 180 age in days, fatten particulate material increases 100g/ days weekly on the basis of feed intake the last week, and fattening the average scale of feeding of particle is 2000g/ days, and 180 ages in days are delivered for sale.
Experimental example
Below the lamb feeding experiment report adopting embodiment:
1, test material and method: choose 120 normal lambs that grow, be divided into 4 groups, often organizes three repetitions, often repeats 10 lambs.Be respectively control group (feeding to 90 ages in days with breast milk, opened guideway free choice feeding), test one, two, three group (lamb wean in 28 days uses the raising method of embodiment 1,2,3 to raise respectively).Powered milk substitute brews by 50 DEG C of warm waters in feeding for first 30 minutes, feeds until powered milk substitute emulsion is cool to when 38 DEG C.Opened guideway free choice feeding also supplies sufficient clean drinking-water, and fattening material feeding period, each lamb free choice feeding of organizing is fattened material and freely drinks water.
Milk replacer described in embodiment and the trophic level of opened guideway are in table 1.
Table 1 milk replacer and opened guideway trophic level (dry matter basis, %)
| Index | Dry matter | Crude protein | Crude fat | Raw fiber | Calcium | Total phosphorus | Digestible energy MJ/kg |
| Milk replacer | 95.12 | 24.43 | 20.17 | 0.24 | 0.92 | 0.65 | 18.56 |
| Opened guideway | 85.25 | 18.17 | 2.58 | 4.73 | 0.66 | 0.47 | 12.66 |
| Fatten particulate material | 86.55 | 15.66 | 3.44 | 14.18 | 0.96 | 0.68 | 12.98 |
Note: trophic level except digestible energy be calculated value other be measured value.
2, testing index: weigh with lamb 28,70,180 age in days respectively, every day entry lamb feed intake.When lamb 180 age in days often group choose health, close to average weight 6 fasting, prohibit water 16h after butcher, measure dressing percentage.
3, result of the test
3.1 lamb growth performances (table 2): each group lamb initial weight difference is not remarkable, the opened guideway feed intake of lamb 28 ~ 70 age in days of embodiment 1,2 and 3 is significantly higher than with female lactation group, embodiment 2,3 groups of lamb 28 ~ 70 age in days daily gains, 70 age in days body weight are all significantly higher than control group and embodiment 1.Show lamb weaning foraging milk replacer, have stimulated the growth of lamb cud, improve the adaptive capacity of lamb to vegetable feed, facilitate lamb searching for food to opened guideway, and then facilitate the growth of lamb.From feed efficiency, best with embodiment 2 groups of lambs.71 ~ 180 days old lamb feed intakes significantly increase with the increase of scale of feeding, and embodiment 3 groups of lamb feed intakes are significantly higher than control group and embodiment 1 group; Embodiment 2 and 3 groups of lamb 71 ~ 180 age in days daily gains are significantly higher than control group and embodiment 1 group, the raising of visible feed intake facilitates the raising of lamb growth rate, but the speed of weight increment difference of fact Example 2 and 3 groups of lambs is not remarkable, may be that the speed of weight increment of lamb has reached relatively high level, no longer improve with the raising of feed intake.From feed efficiency, be still that the effect of embodiment 2 groups is better.
Table 2. growth performance
3.2 Slaughters (table 3): the dressing percentage of embodiment 2 and 3 groups of lambs be significantly higher than control group and and embodiment 1 group, and between embodiment 2 and 3 groups, difference is not remarkable.
Table 3. Slaughter
| Control group | Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Empty body weight/kg before killing | 31.88 a | 35.65 ab | 42.5 c | 42.88 c |
| Carcass weight/kg | 13.97 a | 16.21 a | 21.36 b | 21.39 b |
| Dressing percentage/% | 43.83 a | 45.47 a | 50.25 b | 49.89 b |
3.3 ewe body weights (table 4): be separated with ewe after the wean of early weaning lamb, and instruct 90 ages in days to be just separated with female Lamb and ewe.We by comparing embodiment 1,2 and 3 groups of ewes that lamb is corresponding with the body weight of female lactation group ewe and Oestrus rate, visible body weight not with 90 days lamb ewe (early weaning) postpartum, weightening finish and Oestrus rate all higher than band lamb ewe (with female lactation), show that early weaning facilitates the recovery of ewe body condition.
Table 4. is with lamb and is not with lamb ewe body weight and situation of oestrusing
| Ewe | Sheep number | 28 days postpartum | 90 days postpartum | Weightening finish kg | Oestrus rate % |
| Band lamb ewe | 58 | 51.61 | 52.52 | 0.91 | 33 |
| Be not with lamb ewe | 20 | 50.89 | 57.2 | 6.31 | 52 |
3.4 economic benefits (table 5): from fanning economics, the fanning economics that embodiment is 2 groups higher than other three groups, maintaining an equal level with economic benefit and control group of embodiment 1 and 3 groups.But it should be noted that, the body weight of control group lamb is significantly lower than other each group, significantly do not reach and deliver requirement for sale, calculate according to the body weight of delivering for sale of the speed of weight increment of control group and embodiment 2,3, control group lamb at least needs prolongation can reach for two months to deliver body weight for sale.Therefore, compared with traditional breeding way, another advantage of feeding manner of the present invention is to shorten the time that lamb fattening is delivered for sale.
Table 5. fanning economics
| Control group | Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Feed cost | 340.60 | 457.42 | 524.57 | 597.10 |
| Weightening finish income | 545.19 | 624.99 | 774.07 | 789.59 |
| Economic benefit | 204.58 | 167.57 | 249.50 | 192.49 |
Note: feed cost comprises milk replacer, opened guideway and fattens particulate material.Wherein control group only has opened guideway and fattens particulate material.Cost calculation all calculates by Vehicles Collected from Market average price.
In sum, lamb early weaning can promote the growth of lamb cud and improve feed intake, and the raising of feed intake further promotes the growth rate of lamb.And the raising method that lamb early weaning intensity provided by the present invention is fattened is fattened the early weaning of lamb and later stage and is combined, and makes the time of lamb fattening greatly shorten.While lamb early weaning growth rate improves, further promote the recovery of ewe body condition, get ready for ewe enters the next breeding cycle.Integrated comparative, the embodiment of the present invention 2 groups of lamb growth rate, feed efficiency and economic benefits are better than control group and embodiment 1,3 groups.
Although above the present invention is described in detail with a general description of the specific embodiments, on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, all belong to the scope of protection of present invention.
Claims (10)
1. shorten the intensity feeding for fattening method in pastoral area sheep lamb fattening cycle, it is characterized in that, comprise the following steps:
(1) be born to 28 ages in days from lamb, with breast-feeding, 29 ~ 70 ages in days, by feeding, breast milk is transitioned into milk replacer of feeding; And at 10 ~ 70 ages in days, add opened guideway gradually;
(2) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, feed at 71 ~ 180 ages in days and fatten particulate material until deliver for sale.
2. raising method according to claim 1, is characterized in that, the method that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 30 ~ 50g/ days, and the scale of feeding of 30 age in days milk replacers is increase by 30 ~ 50g/ days on the basis of milk replacer scale of feeding on the 29th, and milk replacer relief lamb of at every turn feeding was with female lactation 1 ~ 2 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 100 ~ 150g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 150 ~ 200g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, the scale of feeding of milk replacer reduces by 50 ~ 60g in every 1 ~ 2 day, reduces feeding frequency 1 ~ 2 time simultaneously;
Every day feeds milk replacer 3 ~ 5 times in step (a) ~ step (c).
3. raising method according to claim 2, is characterized in that, the method that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 30 ~ 40g/ days, and the scale of feeding of 30 age in days milk replacers is increase by 30 ~ 40g/ days on the basis of milk replacer scale of feeding on the 29th, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 1 ~ 2 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 100 ~ 120g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 150 ~ 180g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, the scale of feeding of milk replacer reduces by 50 ~ 60g in every 1 ~ 2 day, reduces feeding frequency 1 ~ 2 time simultaneously;
Every day feeds milk replacer 3 ~ 4 times in step (a) ~ step (c).
4. raising method according to claim 3, is characterized in that, the method that step (1) is transitioned into by breast milk of feeding milk replacer of feeding is:
(a) 29 ~ 30 age in days, by lamb and ewe isolated rearing, the scale of feeding of 29 age in days milk replacers is 40g/ days, and the scale of feeding of 30 age in days milk replacers is 80g/ days, and lamb can be allowed after milk replacer of at every turn feeding with female lactation 1 hour;
B () stops breast-feeding at 31 ages in days, the scale of feeding of 31 ~ 35 age in days milk replacers is 120g/ days;
(c) 36 ~ 65 age in days, the scale of feeding of milk replacer is 180g/ days;
D () 66 ~ 70 age in days, stops feeding milk replacer gradually, the scale of feeding of milk replacer reduces 60g in every 2 days, reduces feeding frequency 1 time simultaneously;
Every day feeds milk replacer 3 times in step (a) ~ step (c).
5. the raising method according to any one of Claims 1 to 4, is characterized in that, the method that described step (1) adds opened guideway gradually at 10 ~ 70 ages in days is:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases by 80 ~ 120g weekly.
6. raising method according to claim 5, is characterized in that, the method that described step (1) adds opened guideway gradually at 10 ~ 70 ages in days is:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 ages in days, opened guideway scale of feeding linearly increases, and on the basis of 35 age in days scales of feeding, increases 100g ~ 120g weekly.
7. raising method according to claim 6, is characterized in that, the method that described step (1) adds opened guideway gradually at 10 ~ 70 ages in days is:
(A) 10 ~ 35 ages in days, opened guideway arbitrarily gathers, and ensures that lamb can have opened guideway at any time;
(B) 36 ~ 70 age in days opened guideway scales of feeding linearly increase, and on the basis of 35 age in days scales of feeding, increase 100g weekly.
8., according to the arbitrary described raising method of claim 1 ~ 7, it is characterized in that, the concrete feeding method of step (2) is:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material increases by 60 ~ 80g/ days weekly on the basis of feed intake the last week;
(II) 91 ~ 120 age in days, fatten particulate material increases by 70 ~ 90g/ days weekly on the basis of feed intake the last week;
(III) 121 ~ 150 age in days, fatten particulate material increases by 70 ~ 90g/ days weekly on the basis of feed intake the last week;
(IV) 151 ~ 180 age in days, fatten particulate material increases by 80 ~ 100g/ days weekly on the basis of feed intake the last week.
9. raising method according to claim 8, is characterized in that, the concrete feeding method of step (2) is:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material increases scale of feeding 70 ~ 80g/ days weekly on the basis of feed intake the last week;
(II) 91 ~ 120 age in days, fatten particulate material increases by 80 ~ 90g/ days weekly on the basis of feed intake the last week;
(III) 121 ~ 150 age in days, fatten particulate material increases 80g ~ 90/ day weekly on the basis of feed intake the last week;
(IV) 151 ~ 180 age in days, fatten particulate material increases by 90 ~ 100g/ days weekly on the basis of feed intake the last week.
10. raising method according to claim 9, is characterized in that, the concrete feeding method of step (2) is:
(I) stop feeding milk replacer and opened guideway at 71 ages in days, start to feed and fatten particulate material, 71 ~ 90 ages in days fatten particulate material, increase scale of feeding 70g/ days weekly on the basis of feed intake the last week;
(II) 91 ~ 120 age in days, fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week;
(III) 121 ~ 150 age in days, fatten particulate material increases 80g/ days weekly on the basis of feed intake the last week;
(IV) 151 ~ 180 age in days, fatten particulate material increases 90g/ days weekly on the basis of feed intake the last week.
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