CN106922613A - A kind of cultural method of promotion oestrus of sow - Google Patents
A kind of cultural method of promotion oestrus of sow Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000012173 estrus Effects 0.000 title claims abstract description 37
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- 230000001737 promoting effect Effects 0.000 claims abstract description 18
- 238000009360 aquaculture Methods 0.000 claims abstract description 8
- 244000144974 aquaculture Species 0.000 claims abstract description 8
- 230000007613 environmental effect Effects 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
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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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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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)
- Fodder In General (AREA)
- Feed For Specific Animals (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Abstract
The invention discloses a kind of cultural method of promotion oestrus of sow, belong to pig cultural technique field.Cultural method of the invention is as follows：(1) pig house Aquaculture Environmental Control；(2) column, motion are mixed；(3) daily raising.The present invention in the case where hormonal medicaments are not used by that to sow breeding environment, motion, daily raising and the control and setting promoted the sexual maturity, can effectively improve the Oestrus rate of sow, and heat speed is fast, and efficiency high can be reduced and eliminate sow out of heat, reduces cost；Meanwhile, the present invention can greatly reduce the use of hormonal medicaments of promoting the sexual maturity, and residual of the hormonal medicaments in sow body can be reduced while sow breeding potential and productivity is improved, and be that the improved seeds of piglet of future generation provide safeguard.The oestrus of sow rate cultivated by this cultural method is up to 100%.
Description
Technical field
The present invention relates to pig cultural technique field, and in particular to a kind of cultural method of promotion oestrus of sow.
Background technology
China is pork producing country and country of consumption maximum in the world, and pork yield is sure to occupy global first place for nearly 10 years always,
Chinese pork consumption figure accounts for the 45%-51% of global consumption figure, and the overall trend for keeping increasing, pig aquaculture is also vigorously being sent out
Exhibition.
In the cultivation of pig, the cultivation of boar, sow and pork pig is generally comprised, the quality that a pig farm is managed, mainly
See that sow year provides piglet head number or annual the delivering for sale of sow fattens pig's head number, the normal heat of sow is the key of feeding mother pig.Such as
What shortens the oestrous cycle of sow, that is, shorten time of the sow from wean to heat after lactation, is to carry to improve sows farrowing amount
The important method of pig-breeding economic benefit high.Under normal operation, sow energy within adaptation 3 oestrous cycles of age or postpartum
Normal heat, also has a small number of sows to exceed the adaptation age or out of heat more than after 3 oestrous cycles of postpartum.Oestrus rate is low to be reduced
Sows farrowing amount, in order to improve yield, raiser often through sow out of heat is eliminated, so as to increased aquaculture cost, shadow
Cultivation scale is rung, economic benefit is influenceed.Causing sow main cause out of heat includes congenital sexual factor, communicable disease, feeding
The factor such as bad is supported to cause.Effective treatment sow medicine out of heat in the market, predominantly hormone medicine, by injection
Administration is promoted the sexual maturity to sow, and the Reusability of hormone can cause sow organism endocrine disorderly, can also cause medicine hormone to exist
Residual in sow body, the side effect of hormone is very big, not only influences the health of itself, and can entail the next generation.
The content of the invention
The invention aims to solve prior art presence above mentioned problem, there is provided a kind of promotion oestrus of sow support
Method is grown, by improving the cultural method of sow, oestrus of sow can be effectively facilitated in the case where hormonal medicaments are not used, reached
Improve the purpose of its fertility.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：
A kind of cultural method of promotion oestrus of sow, comprises the following steps that：
(1) pig house Aquaculture Environmental Control：Pig house is divided into living area and motor area, living area is fed for sow to be daily
Food and rest, motor area are used for sow activity；The temperature control in living area keeps 10-12 hours daily at 22-26 DEG C
Illumination；
(2) column, motion are mixed：Allow adult male pig that sow is chased in the motor area of sow, once a day, each 10-20 points
The ratio of clock, boar and sow is 1:1；
(3) daily raising：Sow is fed per daily sow special feed, point morning, noon and afternoon breakfast, lunch and dinner, daily feeding total amount is 3-
4kg/ heads, take boar semen and are coated in food basin upper edge and place into sow special feed before feeding；
The sow special feed, is made up of the raw material of following parts by weight：60-70 parts of corn powder particles, analysis for soybean powder
10-20 parts of grain, bran 10-20 parts, fish meal 2-4 parts, Kelp Powder 2-4 parts, micro- 1-3 parts, peanut oil 1-3 parts, water of promoting the sexual maturity
3-5 parts, estrualization agent 0.5-1 parts；Above raw material is well mixed and can obtain sow special feed；
The trace element is amino acid copper, amino acid iron, yeast zinc, the mixture of yeast selenium；
The estrualization agent is made up of pregnant woman urine；
The water of promoting the sexual maturity is made up of the raw material of following mass ratio, Chen Aiye：Motherwort：Radix Angelicae Sinensis=5:10:1；Promote the sexual maturity water
Preparation method is：Chen Aiye, motherwort and Radix Angelicae Sinensis are put into water and are decocted, the total amount of wherein Chen Aiye, motherwort and Radix Angelicae Sinensis with
The mass ratio of water is 1:2-3, decocting time is 15-20min, and filtrate is taken after filtering, you can obtain water of promoting the sexual maturity.
Above-mentioned technical proposal, preferably, in the step (1), in pig house periphery plantation margosa.
Above-mentioned technical proposal, preferably, in the step (1), the daily illuminance in living area is every square metre of 3-6
Watt.
Above-mentioned technical proposal, preferably, in the step (1), it is 12 hours that living area keeps light application time daily.
Above-mentioned technical proposal, preferably, in the step (2), adult male pig chases sow, 15 minutes every time.
Above-mentioned technical proposal, preferably, in the step (3), sow special feed, by the raw material of following parts by weight
Composition：65 parts of corn powder particles, 17 parts of soya bean powder particles, 15 parts of bran, 3.5 parts of fish meal, 3 parts of Kelp Powder, 2 parts of trace element,
2 parts of peanut oil, 0.6 part of estrualization agent.
Above-mentioned technical proposal, preferably, in the trace element of the step (3), mass ratio is amino acid copper：Amino acid
Iron：Yeast zinc：Yeast selenium=1.0~1.5：1：1：1.0~1.2.
Above-mentioned technical proposal, preferably, in the step (3), pregnant woman urine is healthy pregnant from pregnancy 3-6 month
Woman, the urine of early morning discharge for the first time.
Above-mentioned technical proposal, preferably, 0.5% carbon acid solution is added in pregnant woman urine, after being well mixed filtering
Estrualization agent is obtained, wherein carbon acid solution and the volume ratio of pregnant woman urine is 2~3:100.
Above-mentioned technical proposal, preferably, the carbon acid solution is 2.8 with the volume ratio of pregnant woman urine：100.
In the breeding process of sow, the preferred ambient temperature of sow life is 25-26 DEG C, if after temperature is too high
Such as more than 30 DEG C, the oxygen in its blood will be reduced, so very big including ovary, Respiratory Effect, it may appear that weary feelings, institute
With present invention control life temperature at 22-26 DEG C, the feed intake of sow is good, and feed conversion rate is high, and body is comfortable, is in sow
One environment of suitable heat, is conducive to normal growth and the heat of sow.
In pig house periphery plantation margosa, margosa can not only shelter from heat or light, and the smell that distributes of margosa is relieved summer heat and killed
The effect of bacterium, sow life is not easy sick in this environment.
In the motion that boar chases sow, daily amount of exercise is suitable, and amount of exercise is excessive, is easily caused sow and is stranded
It is weary, conflict is produced to motion, amount of exercise is too small, does not reach the purpose tempered constitution and promote the sexual maturity.
Heat of the feed of sow feeding to sow can also have a great impact.It is of the invention daily control sow appetite be
3-4kg, can fully balance the nutrition of sow, sow is kept normal type.Because if sow is excessively thin, subalimentation is illustrated,
Malnourished sow naturally will not heat or little heat；If sow overfertilization, because the reproductive organs of sow is by many fat
Fat is surrounded, and sow ovulation is reduced, so also out of heat.Meanwhile, the sow special feed in the present invention with the addition of micro- base
Sour copper, amino acid iron, yeast zinc and yeast selenium, these trace elements play very big effect to pig endotrophic balance.
Fish meal and Kelp Powder are with the addition of in sow special feed in the present invention, wherein fish meal can improve animal protein,
And Kelp Powder can improve sow to protein in fish meal and the consumption absorptivity of fat, the utilization of nutriment in fish meal is improved
Rate, by cooperating for fish meal and Kelp Powder, can effectively facilitate oestrus of sow.In addition, peanut oil is also added in this feed,
Peanut oil contains unrighted acid and essential fatty acid, can provide efficient energy for sow, meanwhile, pellet surface
Smooth, poor adhesive force is added tiny fish meal, Kelp Powder, trace element etc. in pellet and is difficult to be bonded on pellet
Raw material, and after adding peanut oil, both improve the energy of pellet, the adhesive force of pellet is increased again, nutrition is complete
Face.Addition soya-bean oil was also tried before peanut oil is added, but because soya-bean oil is tasted when giving birth to, comparing is puckery, and mouthfeel is bad, and
A small amount of peanut oil is added, because peanut oil is especially fragrant, the feed intake of sow just increases, and nutrition has kept up with can just promote oestrus of sow,
Furthermore coordinate pregnant woman urine, Chinese medicine to promote the sexual maturity the use of water and boar semen, the effect of promoting the sexual maturity to sow is very good.
Beneficial effect：The present invention by sow breeding environment, motion, daily raising and the control and setting promoted the sexual maturity,
The Oestrus rate of sow can be effectively improved in the case of not using hormonal medicaments, and heat speed is fast, efficiency high, can reduce and eliminate
Sow out of heat, reduces cost；Meanwhile, the present invention can greatly reduce the use of hormonal medicaments of promoting the sexual maturity, and improve sow breeding potential
Residual of the hormonal medicaments in sow body can be reduced while with productivity, is that the improved seeds of piglet of future generation provide safeguard.
The oestrus of sow rate cultivated by this cultural method is up to 100%.
Specific embodiment
With reference to specific embodiment, the invention will be further described.
Sow 30 is chosen, build is uniform, healthy, weight about 150kg/ heads, 20 sows therein are postpartum 3
Oestrous cycle non-heat, is divided into two groups, every group 10, is respectively applied in the comparative example of embodiment 1, and remaining 10 exceed for postpartum
3 oestrous cycle non-heats, are applied in embodiment 2.
Embodiment 1
A kind of cultural method of promotion oestrus of sow, specific method is as follows：
(1) pig house Aquaculture Environmental Control：Pig house is divided into living area and motor area, living area is fed for sow to be daily
Food and rest, motor area are used for sow activity；The temperature control in living area keeps the illumination of 10 hours, light at 23-24 DEG C, daily
Illumination is 6 watts every square metre；In pig house periphery plantation margosa；
(2) column, motion are mixed：Adult male pig is allowed to chase sow in the motor area of sow, the ratio of boar and sow is 1:
1, once a day, 15 minutes every time；
(3) daily raising：Sow is fed per daily sow special feed, divides morning, noon and afternoon breakfast, lunch and dinner, daily feeding total amount is
3.5-4kg/ heads, take boar semen and are coated in food basin upper edge and place into sow special feed before feeding；
The sow special feed, is made up of the raw material of following parts by weight：60 parts of corn powder particles, soya bean powder particles 10
Part, 10 parts of bran, 2 parts of fish meal, 2 parts of Kelp Powder, 1 part of trace element, 1 part of peanut oil, 3 parts of water of promoting the sexual maturity, 0.5 part of estrualization agent；Will
Above raw material is well mixed to can obtain sow special feed.
The water of promoting the sexual maturity is made up of the raw material of following mass ratio, Chen Aiye：Motherwort：Radix Angelicae Sinensis=5:10:1；Promote the sexual maturity water
Preparation method is：Chen Aiye, motherwort and Radix Angelicae Sinensis are put into water and are decocted, the total amount of wherein Chen Aiye, motherwort and Radix Angelicae Sinensis with
The mass ratio of water is 1:2, decocting time is 15min, and filtrate is taken after filtering, you can obtain water of promoting the sexual maturity.
The estrualization agent is：The urine of the healthy pregnant women early morning discharge for the first time of pregnancy 3-4 month is taken, in pregnant woman urine
The carbon acid solution that Solute mass fraction is 0.5% is added, estrualization agent, wherein carbon acid solution and pregnant woman are obtained after well mixed filtering
The volume ratio of urine is 2：100.
The trace element is the mixture of amino acid copper, amino acid iron, yeast zinc and yeast selenium, and mass ratio is amino acid
Copper：Amino acid iron：Yeast zinc：Yeast selenium=1：1：1：1.
The sow of 10 postpartum, 3 oestrous cycle non-heats is cultivated by the cultural method of embodiment 1, after five days
Heat completes breeding.
Embodiment 2
A kind of cultural method of promotion oestrus of sow, specific method is as follows：
(1) pig house Aquaculture Environmental Control：Pig house is divided into living area and motor area, living area is fed for sow to be daily
Food and rest, motor area are used for sow activity；The temperature control in living area keeps the illumination of 12 hours, light at 25-26 DEG C, daily
Illumination is 5 watts every square metre；In pig house periphery plantation margosa；Ultraviolet disinfecting is installed at pig house gate, staff enters
3-5 minutes ultraviolet disinfection is carried out before gate.
(2) column, motion are mixed：Adult male pig is allowed to chase sow in the motor area of sow, the ratio of boar and sow is 1:
1, once a day, 10 minutes every time；
(3) daily raising：Sow is fed per daily sow special feed, divides morning, noon and afternoon breakfast, lunch and dinner, daily feeding total amount is
3kg/ heads, take boar semen and are coated in food basin upper edge and place into sow special feed before feeding；
The sow special feed, is made up of the raw material of following parts by weight：70 parts of corn powder particles, soya bean powder particles 20
Part, 20 parts of bran, 4 parts of fish meal, 4 parts of Kelp Powder, 3 parts of trace element, 3 parts of peanut oil, 5 parts of water of promoting the sexual maturity, 1 part of estrualization agent；Will be with
Upper raw material is well mixed to can obtain sow special feed.
The water of promoting the sexual maturity is made up of the raw material of following mass ratio, Chen Aiye：Motherwort：Radix Angelicae Sinensis=5:10:1；Promote the sexual maturity water
Preparation method is：Chen Aiye, motherwort and Radix Angelicae Sinensis are put into water and are decocted, the total amount of wherein Chen Aiye, motherwort and Radix Angelicae Sinensis with
The mass ratio of water is 1:3, decocting time is 20min, and filtrate is taken after filtering, you can obtain water of promoting the sexual maturity.
The estrualization agent, from the urine of the healthy pregnant women early morning discharge for the first time of pregnancy 5-6 month, in pregnant woman urine
The carbon acid solution that Solute mass fraction is 0.5% is added, estrualization agent, wherein carbonic acid and pregnant woman urine are obtained after well mixed filtering
Volume ratio be 3：100.
The trace element is the mixture of amino acid copper, amino acid iron, yeast zinc and yeast selenium, and mass ratio is amino acid
Copper：Amino acid iron：Yeast zinc：Yeast selenium=1.5：1：1：1.2.
, more than 3 sows of oestrous cycle non-heat, after 5 days, there are 8 sows in 10 postpartum for cultivating according to the method described above
Heat complete breeding, in addition two not yet heat sow continue cultivate according to the method described above, the 9th, this two sow sent out
Feelings complete breeding.
Embodiment 3
A kind of cultural method of promotion oestrus of sow, specific method is as follows：
(1) pig house Aquaculture Environmental Control：Pig house is divided into living area and motor area, living area is fed for sow to be daily
Food and rest, motor area are used for sow activity；The temperature control in living area keeps the illumination of 10 hours, light at 23-24 DEG C, daily
Illumination is 6 watts every square metre；In pig house periphery plantation margosa；
(2) column, motion are mixed：Adult male pig is allowed to chase sow in the motor area of sow, the ratio of boar and sow is 1:
1, once a day, 20 minutes every time；
(3) daily raising：Sow is fed per daily sow special feed, divides morning, noon and afternoon breakfast, lunch and dinner, daily feeding total amount is
4kg/ heads, take boar semen and are coated in food basin upper edge and place into sow special feed before feeding；
The sow special feed, is made up of the raw material of following parts by weight：65 parts of corn powder particles, soya bean powder particles 17
Part, 15 parts of bran, 3.5 parts of fish meal, 3 parts of Kelp Powder, 2 parts of trace element, 2 parts of peanut oil, promote the sexual maturity 3.5 parts of water, estrualization agent 0.6
Part；Above raw material is well mixed and can obtain sow special feed.
The water of promoting the sexual maturity is made up of the raw material of following mass ratio, Chen Aiye：Motherwort：Radix Angelicae Sinensis=5:10:1；Promote the sexual maturity water
Preparation method is：Chen Aiye, motherwort and Radix Angelicae Sinensis are put into water and are decocted, the total amount of wherein Chen Aiye, motherwort and Radix Angelicae Sinensis with
The mass ratio of water is 1:2.5, decocting time is 18min, and filtrate is taken after filtering, you can obtain water of promoting the sexual maturity.
The estrualization agent is：The urine of the healthy pregnant women early morning discharge for the first time of pregnancy 4-5 month is taken, in pregnant woman urine
The carbon acid solution that Solute mass fraction is 0.5% is added, estrualization agent, wherein carbonic acid and pregnant woman urine are obtained after well mixed filtering
Volume ratio be 2.8：100.
The trace element is the mixture of amino acid copper, amino acid iron, yeast zinc and yeast selenium, and mass ratio is amino acid
Copper：Amino acid iron：Yeast zinc：Yeast selenium=1.2：1：1：1.1.
Comparative example
The sow of 10 postpartum, 3 oestrous cycle non-heats is cultivated according to daily cultural method, is not sent out after 5 days
Existing oestrus of sow, only 1 oestrus of sow completes breeding after 10 days, and totally 3 oestrus of sow complete breeding after 15 days, after 30 days still
For 3 oestrus of sow complete breeding, remaining 7 have had not yet to see heat sign.
The specific correction data of embodiment 1, embodiment 2 and comparative example is shown in Table 1.
Table 1
As it can be seen from table 1 the sow of embodiment 1 and comparative example is 3 sows of oestrous cycle non-heat of postpartum, from
Result of implementation is seen, only can be made 10 sow whole heats with 5 days and be completed breeding, Oestrus rate with the cultural method of embodiment 1
Up to 100%, and comparative example is cultivated with daily method, there was only 3 oestrus of sow in 10 sows, and the used time is more long,
Oestrus rate only 30%；The sow of embodiment 2 is postpartum oestrous cycle non-heat more than 3, is the sow of the difficult heat of comparing, is implemented
The cultural method of example 2 has been used can be made the whole heats of 10 sows on the 10th and complete breeding, and Oestrus rate is up to 100%.
In sum, cultivation sow out of heat is carried out with cultural method of the invention, the hair of sow can be rapidly promoted
Feelings, and Oestrus rate, up to 100%, this cultural method has extraordinary effect to promoting oestrus of sow.
Although the present invention is disclosed as above with preferred embodiment, so it is not intended to limiting the invention, any this area skill
Art personnel, without departing from the spirit and scope of the present invention, when a little modification and perfect, therefore protection model of the invention can be made
Enclose when by being defined that claims are defined.
Claims (10)
1. it is a kind of promote oestrus of sow cultural method, it is characterised in that comprise the following steps that：
(1) pig house Aquaculture Environmental Control：Pig house is divided into living area and motor area, living area be used for the daily feeding of sow and
Rest, motor area is used for sow activity；The temperature control in living area keeps the light of 10-12 hours daily at 22-26 DEG C
According to；
(2) column, motion are mixed：Allow adult male pig that sow is chased in the motor area of sow, it is once a day, each 10-20 minutes；
(3) daily raising：Sow is fed per daily sow special feed, point morning, noon and afternoon breakfast, lunch and dinner, daily feeding total amount is 3-4kg/
Head, takes boar semen and is coated in food basin upper edge and place into sow special feed before feeding；
The sow special feed, is made up of the raw material of following parts by weight：60-70 parts of corn powder particles, soya bean powder particles 10-
It is 20 parts, bran 10-20 parts, fish meal 2-4 parts, Kelp Powder 2-4 parts, micro- 1-3 parts, peanut oil 1-3 parts, promote the sexual maturity water 3-5 parts,
Estrualization agent 0.5-1 parts；Above raw material is well mixed and can obtain sow special feed；
The trace element is amino acid copper, amino acid iron, yeast zinc, the mixture of yeast selenium；
The estrualization agent is made up of pregnant woman urine；
The water of promoting the sexual maturity is made up of the raw material of following mass ratio, Chen Aiye：Motherwort：Radix Angelicae Sinensis=5:10:1；Promote the sexual maturity the preparation of water
Method is：Chen Aiye, motherwort and Radix Angelicae Sinensis are put into water and are decocted, the total amount of wherein Chen Aiye, motherwort and Radix Angelicae Sinensis and water
Mass ratio is 1:2-3, decocting time is 15-20min, and filtrate is taken after filtering, you can obtain water of promoting the sexual maturity.
2. the cultural method of oestrus of sow is promoted as claimed in claim 1, it is characterised in that：In the step (1), also include
In pig house periphery plantation margosa.
3. the cultural method of oestrus of sow is promoted as claimed in claim 1, it is characterised in that：In the step (1), living area
Daily illuminance is every square metre 3-6 watts.
4. the cultural method of oestrus of sow is promoted as claimed in claim 3, it is characterised in that：In the step (1), living area
It is daily to keep light application time for 12 hours.
5. the cultural method of oestrus of sow is promoted as claimed in claim 1, it is characterised in that：In the step (2), adult is public
Pig chases sow, 15 minutes every time.
6. the cultural method of oestrus of sow is promoted as claimed in claim 1, it is characterised in that：In the step (3), sow is special
With feed, it is made up of the raw material of following parts by weight：65 parts of corn powder particles, 17 parts of soya bean powder particles, 15 parts of bran, fish meal
3.5 parts, 3 parts of Kelp Powder, 2 parts of trace element, 2 parts of peanut oil, 3.5 parts of water of promoting the sexual maturity, 0.6 part of estrualization agent.
7. the cultural method of oestrus of sow is promoted as claimed in claim 1, it is characterised in that：The micro unit of the step (3)
In element, mass ratio is amino acid copper：Amino acid iron：Yeast zinc：Yeast selenium=1.0~1.5：1：1：1.0~1.2.
8. the cultural method of oestrus of sow is promoted as claimed in claim 1, it is characterised in that：In the step (3), urine of pregnant women
Urine of the liquid from the healthy pregnant women early morning discharge for the first time of pregnancy 3-6 month.
9. the cultural method of oestrus of sow is promoted as claimed in claim 8, it is characterised in that：The estrualization agent is in urine of pregnant women
The carbon acid solution that Solute mass fraction is 0.5% is added in liquid, estrualization agent is obtained after well mixed filtering, wherein carbon acid solution with
The volume ratio of pregnant woman urine is 2~3：100.
10. the cultural method of oestrus of sow is promoted as claimed in claim 9, it is characterised in that：The carbon acid solution and pregnant woman
The volume ratio of urine is 2.8：100.
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| CN108739653A (en) * | 2018-06-14 | 2018-11-06 | 六枝特区舰航种养殖场 | A kind of method for culturing pigs improving meat quality |
| CN110150219A (en) * | 2018-01-17 | 2019-08-23 | 浙江大飞龙动物保健品股份有限公司 | The purposes of sow aphrodisiac powder |
| CN112205351A (en) * | 2020-09-04 | 2021-01-12 | 佛山科学技术学院 | Method for inducing sow oestrus by using pheromone |
| CN112369365A (en) * | 2020-11-05 | 2021-02-19 | 安徽九棵松生态农业股份有限公司 | Breeding method for improving oestrus rate of hoshou black sow |
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Cited By (4)
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| CN112205351A (en) * | 2020-09-04 | 2021-01-12 | 佛山科学技术学院 | Method for inducing sow oestrus by using pheromone |
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