CN110352879A - A kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis - Google Patents
A kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis Download PDFInfo
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- CN110352879A CN110352879A CN201910724644.8A CN201910724644A CN110352879A CN 110352879 A CN110352879 A CN 110352879A CN 201910724644 A CN201910724644 A CN 201910724644A CN 110352879 A CN110352879 A CN 110352879A
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- Prior art keywords
- tilapia mossambica
- tail
- tilapia
- pond
- fingerling
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- 241000276701 Oreochromis mossambicus Species 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000002265 prevention Effects 0.000 title claims abstract description 15
- 238000009395 breeding Methods 0.000 title claims abstract description 12
- 230000001488 breeding effect Effects 0.000 title claims abstract description 12
- 241000276707 Tilapia Species 0.000 title claims abstract description 9
- 241000251468 Actinopterygii Species 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000003306 harvesting Methods 0.000 claims description 6
- 238000011161 development Methods 0.000 abstract description 6
- 238000009360 aquaculture Methods 0.000 abstract description 5
- 244000144974 aquaculture Species 0.000 abstract description 5
- 239000003814 drug Substances 0.000 abstract description 3
- 229940079593 drug Drugs 0.000 abstract description 3
- 239000003223 protective agent Substances 0.000 abstract description 3
- 230000003115 biocidal effect Effects 0.000 description 2
- 241001478240 Coccus Species 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- 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
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
- A01K61/13—Prevention or treatment of fish diseases
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The present invention relates to Tilapia mossambica cultural technique field, a kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis is disclosed, including overwintering nurture of fish fingerlings, first make cultivation and second and make cultivation.The present invention is cultivated using the aquaculture model of 1 year both parties in a lawsuit, " three high " condition can be effectively prevent to be provided simultaneously with, to reach effective prevention and control to Tilapia mossambica streptococcosis；Indirectly reduce the usage amount of Tilapia mossambica streptococcosis protective agents simultaneously, reduce pollution of the use to environment of drug, promote the sustainable development of Rofe fish culture, and improve the yield of Tilapia mossambica, the profit for improving raiser improves the quality and commercial value of the Tilapia mossambica of cultivation.
Description
Technical field
The present invention relates to Tilapia mossambica cultural technique fields, and in particular to a kind of Tilapia mossambica of prevention and control Tilapia mossambica streptococcosis is feeding
Grow method.
Background technique
China's Rofe fish culture starts from late 1950s, by the development of many decades, has become world sieve so far
Non- fish produces the first big country.In recent years, with the continuous development of intensive culture, Tilapia mossambica streptococcosis takes place frequently, breeding environment
Constantly deteriorate, the Tilapia mossambica streptococcosis large area outburst in the provinces such as annual high temperature season (summer) Guangdong, Hainan, Guangxi, sieve
Once there is fulminant streptococcosis in the non-fishpond pool, just will appear in pond in seven days 40% or more Tilapia mossambica it is dead, finally
The death rate reaches as high as 90% or more, has brought tremendous economic losses to raiser, and seriously affected Tilapia mossambica industry can
Sustainable development.
Currently, the method for prevention and treatment Tilapia mossambica streptococcosis is mainly in the breeding process largely using antibiotic, hormone etc.
Drug, this not only without thoroughly solving the problems, such as the prevention and treatment of Tilapia mossambica streptococcosis, also makes Tilapia mossambica develop drug resistance, also makes Rofe
The substance that residual is largely detrimental to health in the flesh of fish, not only endangers human health, declines the quality of marketable fish greatly, drops
The low commercial value of Tilapia mossambica；Meanwhile a large amount of uses of antibiotic etc, it can cause environmental pollution, seriously affect
The sustainable development of aquatic environment and Tilapia mossambica aquaculture.
Test of the inventor through many years, discovery Tilapia mossambica streptococcosis is opportunistic, generally outburst condition are as follows: first is that
29 DEG C -32 DEG C of high water temperature, second is that high standard fingerling, usually more than 600g/ tail, third is that high-density breeding, generally 750
It is more than ㎏/mu.When above-mentioned " three high " condition is provided simultaneously with, the initiation potential of Tilapia mossambica streptococcosis will be greatly improved.
Summary of the invention
Based on problem above, the present invention provides a kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis, this method
Using the aquaculture model of 1 year both parties in a lawsuit, the usage amount of Tilapia mossambica streptococcosis protective agents can be reduced, can effectively evade " three high "
Condition is provided simultaneously with, good to the control effect of Tilapia mossambica streptococcosis, and the yield and commercial value of Tilapia mossambica can be improved.
In order to solve the above technical problems, the present invention provides following technical schemes:
A kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis, comprising the following steps:
S1: overwintering nurture of fish fingerlings
In mid-October to the mid-November of current year, when water temperature is lower than 20 DEG C, Tilapia mossambica fingerling overwintering culture is carried out,
Overwintering fingerling specification is 10-15g/ tail, and throw-in density is 30000 tails/mu, and overwintering water temperature is maintained at 15-25 DEG C；
S2: the first makes cultivation
By the nurture of fish fingerlings in step S1 to next year by the end of March at the beginning of 4 months, fingerling specification is set to reach 25-30g/ tail, by 25-
The fingerling of 30g/ tail is made Tilapia mossambica fingerling as first and is thrown in pond, so that the water temperature in pond is maintained 20 DEG C or more, fingerling
Throw-in density is 1500-1800 tail/mu；It cultivates to the mid-July of current year to August at the beginning, when the specification of fish reaches 650-750g/
Tail, density is up to more than 750 ㎏/mu, and when pond water temperature reaches 30 DEG C, harvesting is sold；
S3: the second makes cultivation
After completing step S2, the fingerling for the specification that specification is 150-200g/ tail is thrown in pond, throw-in density is
1000-1200 tail/mu；By the end of November to current year, when the water temperature drop in pond is to 20 DEG C, the specification of fish reaches 650- for cultivation
When 750g/ tail, harvesting is sold.
Further, first in step s 2 make during cultivation by the end of April at the beginning of 5 months, from the pond in step S2
The Tilapia mossambica seed that a length of 1.8-2.2cm of body is caught in choosing is thrown to progress large size fingerling cultivation, throw-in density in another pond
For 10000-15000 tail/mu.
Further, a length of 2cm of body of the Tilapia mossambica seed caught is selected from the pond in step S2.
Compared with prior art, the beneficial effects of the present invention are: the present invention is supported using the aquaculture model of 1 year both parties in a lawsuit
It grows, " three high " condition can be effectively prevent to be provided simultaneously with, to reach effective prevention and control to Tilapia mossambica streptococcosis；Simultaneously indirectly
The usage amount for reducing Tilapia mossambica streptococcosis protective agents reduces pollution of the use to environment of drug, promotes Rofe
The sustainable development of fish culture, and the yield of Tilapia mossambica is improved, the profit of raiser is improved, the Rofe of cultivation is improved
The quality and commercial value of fish.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment, the present invention is made
Further to be described in detail, exemplary embodiment of the invention and its explanation for explaining only the invention, are not intended as to this
The restriction of invention.
Embodiment:
The present embodiment provides a kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis, comprising the following steps:
S1: overwintering nurture of fish fingerlings
In mid-October to the mid-November of current year, the present embodiment selects November, when water temperature is lower than 20 DEG C, carries out
Tilapia mossambica fingerling overwintering culture, overwintering fingerling specification are 10-15g/ tail, and throw-in density is 30000 tails/mu or so, overwintering water temperature
It is maintained at 15-25 DEG C；
S2: the first makes cultivation
By the nurture of fish fingerlings in step S1 to next year by the end of March at the beginning of 4 months, April is selected in the present embodiment, at this time pond water
Temperature can be stably maintained at 20 DEG C or more, and fingerling specification has also reached 25-30g/ tail, make the fingerling of 25-30g/ tail as first
Tilapia mossambica fingerling is thrown in pond, and fingerling throw-in density is 1500-1800 tail/mu；Cultivation is to the mid-July of current year to August
At the beginning, when the present embodiment is cultivated to August part, when the specification of fish reaches 650-750g/ tail, density is up to more than 750 ㎏/mu, pond
When water temperature reaches 30 DEG C or so, harvesting is sold, and just probably breaks out Tilapia mossambica streptococcosis when reaching above-mentioned condition, but at this time
The specification of fish has had reached the listing specification of marketable fish, so starting sale immediately at this time, can both effectively prevent Tilapia mossambica chain
The outburst of coccus disease, but energy high yield is sold, and the profit of raiser is improved；
S3: first in step s 2 make during cultivation by the end of April at the beginning of 5 months, the present embodiment selects May, from step
The Tilapia mossambica seed that a length of 1.8-2.2cm of body is caught in choosing in pond in S2 is thrown to progress large size fingerling training in another pond
It educates, selects a length of 2cm of body of the Tilapia mossambica seed caught in the present embodiment, throw-in density is 10000-15000 tail/mu, is cultivated to working as
The August part or so in year, fingerling specification can reach 150-200g/ tail, although water temperature can reach 30 DEG C or so when 7-8 month, by
Small in the specification of fish, it is little that pond carries fish density, therefore Tilapia mossambica streptococcosis will not generally be broken out；
S4: the second makes cultivation: after completing step S2, the fingerling for the specification that specification is 150-200g/ tail being thrown to pond
In the pool, throw-in density is 1000-1200 tail/mu, although the water temperature in the pond in 8-9 month commonly reaches 30 DEG C or so, at this time
The specification of fish is little, and it is also not high that pond carries fish density, therefore Tilapia mossambica streptococcosis will not generally be broken out；It cultivates to the 11 of current year
At the end of month, when the water temperature drop in pond is to 20 DEG C, when the specification of fish reaches 650-750g/ tail, harvesting is sold.
The pond culture annual per mu yield of the present embodiment up to 1800 ㎏ or so, annual mu profit up to 3000 yuan or so, than
Traditional aquaculture model is respectively increased 50% or so, and can effective prevention and control Tilapia mossambica streptococcosis generation, the cultivation death rate subtracts
Lack 80% or more.
It as above is the embodiment of the present invention.Design parameter in above-described embodiment and embodiment is merely to understand table
Invention verification process is stated, the scope of patent protection being not intended to limit the invention, scope of patent protection of the invention is still with it
It is all to change with equivalent structure made by description of the invention subject to claims, it similarly should be included in this
In the protection scope of invention.
Claims (3)
1. a kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis, which comprises the following steps:
S1: overwintering nurture of fish fingerlings
In mid-October to the mid-November of current year, when water temperature is lower than 20 DEG C, Tilapia mossambica fingerling overwintering culture is carried out, it is overwintering
Fingerling specification is 10-15g/ tail, and throw-in density is 30000 tails/mu, and overwintering water temperature is maintained at 15-25 DEG C；
S2: the first makes cultivation
By the nurture of fish fingerlings in step S1 to next year by the end of March at the beginning of 4 months, fingerling specification is set to reach 25-30g/ tail, by 25-30g/
The fingerling of tail is made Tilapia mossambica fingerling as first and is thrown in pond, so that the water temperature in pond is maintained 20 DEG C or more, fingerling is launched
Density is 1500-1800 tail/mu；Cultivation to the mid-July of current year to August at the beginning, when the specification of fish reaches 650-750g/ tail,
Density is up to more than 750 ㎏/mu, and when pond water temperature reaches 30 DEG C, harvesting is sold；
S3: the second makes cultivation
After completing step S2, the fingerling for the specification that specification is 150-200g/ tail is thrown in pond, throw-in density is
1000-1200 tail/mu；By the end of November to current year, when the water temperature drop in pond is to 20 DEG C, the specification of fish reaches 650- for cultivation
When 750g/ tail, harvesting is sold.
2. a kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis according to claim 1, which is characterized in that
First in step S2 make during cultivation by the end of April at the beginning of 5 months, a length of 1.8-2.2cm of body is caught in choosing from the pond in step S2
Tilapia mossambica seed be thrown in another pond progress large size fingerling cultivation, throw-in density is 10000-15000 tail/mu.
3. a kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis according to claim 2, which is characterized in that from
The a length of 2cm of body of the Tilapia mossambica seed caught is selected in pond in step S2.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910724644.8A CN110352879A (en) | 2019-08-07 | 2019-08-07 | A kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910724644.8A CN110352879A (en) | 2019-08-07 | 2019-08-07 | A kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis |
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| CN110352879A true CN110352879A (en) | 2019-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910724644.8A Pending CN110352879A (en) | 2019-08-07 | 2019-08-07 | A kind of method for breeding tilapia of prevention and control Tilapia mossambica streptococcosis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110604078A (en) * | 2019-11-08 | 2019-12-24 | 中国水产科学研究院淡水渔业研究中心 | Method for repairing tilapia liver injury caused by streptococcus agalactiae infection by planting houttuynia cordata in pond |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH041131A (en) * | 1990-04-18 | 1992-01-06 | Sds Biotech Kk | Preventive and remedy for bacterial disease of fish |
| CN107027669A (en) * | 2017-05-17 | 2017-08-11 | 中国水产科学研究院长江水产研究所 | Channel catfish fin rot method for integrated control |
| CN107211934A (en) * | 2017-06-08 | 2017-09-29 | 何庆堃 | Tilapia mossambica cage culture |
| CN108812463A (en) * | 2018-07-05 | 2018-11-16 | 富宁县沣民农业发展有限公司 | A kind of control method and treatment method of Tilapia mossambica common disease |
-
2019
- 2019-08-07 CN CN201910724644.8A patent/CN110352879A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH041131A (en) * | 1990-04-18 | 1992-01-06 | Sds Biotech Kk | Preventive and remedy for bacterial disease of fish |
| CN107027669A (en) * | 2017-05-17 | 2017-08-11 | 中国水产科学研究院长江水产研究所 | Channel catfish fin rot method for integrated control |
| CN107211934A (en) * | 2017-06-08 | 2017-09-29 | 何庆堃 | Tilapia mossambica cage culture |
| CN108812463A (en) * | 2018-07-05 | 2018-11-16 | 富宁县沣民农业发展有限公司 | A kind of control method and treatment method of Tilapia mossambica common disease |
Non-Patent Citations (2)
| Title |
|---|
| 张恒等: "兵家必争的粤西罗非混养市场,粤海如何设立攻防占据6成天下", 《当代水产》 * |
| 李清: "《水生动物疾病与安全用药手册》", 30 April 2014, 海洋出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110604078A (en) * | 2019-11-08 | 2019-12-24 | 中国水产科学研究院淡水渔业研究中心 | Method for repairing tilapia liver injury caused by streptococcus agalactiae infection by planting houttuynia cordata in pond |
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Application publication date: 20191022 |
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