CN103766260A - Method for improving temporary culture and wintering survival rate of portunus trituberculatus - Google Patents
Method for improving temporary culture and wintering survival rate of portunus trituberculatus Download PDFInfo
- Publication number
- CN103766260A CN103766260A CN201410064179.7A CN201410064179A CN103766260A CN 103766260 A CN103766260 A CN 103766260A CN 201410064179 A CN201410064179 A CN 201410064179A CN 103766260 A CN103766260 A CN 103766260A
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- CN
- China
- Prior art keywords
- portunus trituberculatus
- temporarily
- trituberculatus miers
- wintering
- survival rate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 241001533364 Portunus trituberculatus Species 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000004083 survival effect Effects 0.000 title claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 3
- 238000004659 sterilization and disinfection Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000001954 sterilising effect Effects 0.000 claims description 8
- 241000270666 Testudines Species 0.000 claims description 7
- 230000037396 body weight Effects 0.000 claims description 7
- 238000005202 decontamination Methods 0.000 claims description 6
- 230000003588 decontaminative effect Effects 0.000 claims description 6
- 230000003203 everyday effect Effects 0.000 claims description 6
- 238000005286 illumination Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 5
- RTKIYNMVFMVABJ-UHFFFAOYSA-L thimerosal Chemical compound [Na+].CC[Hg]SC1=CC=CC=C1C([O-])=O RTKIYNMVFMVABJ-UHFFFAOYSA-L 0.000 claims description 5
- 229940033663 thimerosal Drugs 0.000 claims description 5
- 229920002413 Polyhexanide Polymers 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 claims description 4
- 241000251468 Actinopterygii Species 0.000 claims description 3
- 241000238557 Decapoda Species 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000012258 culturing Methods 0.000 claims description 3
- 239000010813 municipal solid waste Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 239000013535 sea water Substances 0.000 claims description 3
- CPKVUHPKYQGHMW-UHFFFAOYSA-N 1-ethenylpyrrolidin-2-one;molecular iodine Chemical compound II.C=CN1CCCC1=O CPKVUHPKYQGHMW-UHFFFAOYSA-N 0.000 claims description 2
- 229920000153 Povidone-iodine Polymers 0.000 claims description 2
- 235000013372 meat Nutrition 0.000 claims description 2
- 229960001621 povidone-iodine Drugs 0.000 claims description 2
- 235000015170 shellfish Nutrition 0.000 claims description 2
- 238000009360 aquaculture Methods 0.000 abstract description 4
- 244000144974 aquaculture Species 0.000 abstract description 4
- 230000000249 desinfective effect Effects 0.000 abstract description 2
- 239000011435 rock Substances 0.000 abstract 4
- 238000009395 breeding Methods 0.000 description 4
- 230000001488 breeding effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 241000040710 Chela Species 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010061225 Limb injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000002207 metabolite Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000009287 sand filtration Methods 0.000 description 1
Classifications
-
- 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
Abstract
The invention discloses a method for improving temporary culture and wintering survival rate of portunus trituberculatus and belongs to the field of aquaculture techniques. The method comprises the steps of selecting high-quality portunus trituberculatus to wash, removing attach force of rock dynamic limbs, disinfecting, performing temporary culture and wintering; the step of removing the attach force of rock dynamic limbs adopts the technical solution of achieving the same technical effect by removing the rock dynamic limbs. According to the method, the rock dynamic limbs of the portunus trituberculatus are removed, so that the portunus trituberculatus loses the capability of clamping and attacking, the fight and harm between the portunus trituberculatuses can be reduced; after removing the dynamic limbs, the temporary culture and wintering survival rate of portunus trituberculatus is greatly improved; the temporary culture and wintering density is improved by more than two times; the utilization rate of facilities is improved; the cost can be reduced; and the income can be increased.
Description
Technical field
The present invention relates to aquaculture field, relate in particular to a kind of Portunus trituberculatus Miers that improves and support temporarily and the method for overwintering survival rate.
Background technology
Portunus trituberculatus Miers is high-quality, high-grade aquatic products, and near-coastal resources amount is very abundant, and economic worth is higher, and the market demand is huge, 350,000 tons of China's Portunus trituberculatus Miers fishery outputs.The later stage eighties in last century starts to propagate artificially, and China's Portunus trituberculatus Miers aquaculture industry development in recent years rapidly, is propagated 500,000 mu of areas artificially, and annual production reaches 100,000 tons.Portunus trituberculatus Miers belongs to large aquatic products kind at China coast, no matter the results product that the wild resource of fishing for is still propagated artificially is prolongation market delivery date, balanced listing, all needs through supporting temporarily or the link of surviving the winter.Portunus trituberculatus Miers personality ferociousness, very bellicose, individual cannibalism phenomenon is serious, and this autotomy can cause supports temporarily or the limb injury of the crab that survives the winter, even dead.This is insoluble technical barrier always in the art, has hindered the development of close crab Technique of Raising Seeedling, therefore improves temporarily and supports with overwintering survival rate technological break-through and just seems particularly important.
Produce now upper improve to support temporarily with overwintering survival rate measure mainly contain sanding at the bottom of cement pit, establish hidden reefs, singly raise in cages and grow etc., have that effective space availability ratio is low, a problem such as complex operation, workload are large, inefficiency.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of Portunus trituberculatus Miers that improves and supports temporarily and the method for overwintering survival rate, support temporarily the present situation low with overwintering survival rate for Portunus trituberculatus Miers in prior art, the present invention is according to the biology of Portunus trituberculatus Miers, behaviouristics and the habit such as ecological, invention the technical program, can be used for Portunus trituberculatus Miers and supports temporarily and survive the winter.
For solving the problems of the technologies described above, the present invention adopts following technical proposals:
A kind of Portunus trituberculatus Miers that improves is supported and overwintering survival rate method temporarily, and it comprises the following steps: select excellent decontamination, remove attack, the sterilization of the moving limb of large huge legendary turtle and support temporarily and survive the winter.
Described select excellent decontamination: mid or late September starts to choose that physique stalwartness, appendage are complete, the Portunus trituberculatus Miers of bodily form standard then, and every tail crab all needs to rinse with clean seawater, removes the dirt that crab body adheres to;
The described attack that removes the moving limb of large huge legendary turtle: by going the moving limb of large huge legendary turtle maybe can reach the technical scheme of constructed effect.
Described sterilization: (thimerosal dipping 10min carries out disinfection, and described Ai Pule composition is polyhexamethylene guanide by the Ai Pule that removes the Portunus trituberculatus Miers immersion 500ml/L that moves limb attack;
Described supporting temporarily and survive the winter forwards Portunus trituberculatus Miers after sterilization to storage pond, holding pond, and supporting density is temporarily 15 tails/m
2, after 3 days, in culturing pool, add povidone iodine 1mg/L; Intensity of illumination is natural lighting, and water temperature is controlled at 12-18 ℃, and in storage pond, holding pond, inflation makes more than dissolved oxygen reaches 5mg/L; Supporting the time is temporarily 15-30 days, and the bait of supporting temporarily the phase is new iced trash fish shrimp, shellfish meat or other chilled bait, and a day feeding volume is 5%～10% of close crab body weight, twice of bait throwing in every day.
During Wintering Period density is 10 tails/m
2; Water temperature is controlled at 8-12 ℃, and intensity of illumination is below 500Lux, and a day feeding volume is 2%～4% of close crab body weight, twice of bait throwing in every day.
The present invention's beneficial effect is compared with prior art:
1, the present invention removes moving large Portunus trituberculatus Miers chela limb, make it lose clamp and attacking ability, reduce fighting and injuring between crab, after removing moving limb, greatly improve Portunus trituberculatus Miers foster and overwintering survival rate temporarily, the close crab of full crab (the not removing moving limb) pattern of surviving the winter compared to existing technology, owing to mutually fighting between close crab, the limbs that cause come off or injure, technical scheme of the present invention has more practicality, and arthropodan limbs have regeneration capacity, it is also the one escape means of crab class that while limbs come off, therefore technical scheme of the present invention has major application value in production, solve and when close crab survives the winter, caused the technical barrier of heavy losses owing to fighting between crab.
2, the present invention takes measures not affect Portunus trituberculatus Miers and ingests, and makes to support temporarily and the density of surviving the winter improves more than 2 times, has improved facility utilization rate, can reduce costs, increase income.
3, the present invention is simple to operate, clean at the bottom of culturing pool, is easy to blowdown, has alleviated the impact on breeding environment such as residual bait, metabolite.
Embodiment
Below in conjunction with embodiment, technical scheme of the present invention is described in further detail.
Embodiment 1
Described in the present embodiment, Portunus trituberculatus Miers is supported temporarily with the method for the overwintering survival rate Aquaculture Corporation of setting sail sunshine in Shandong Province and is implemented, and specifically comprises the following steps:
A kind of raising Portunus trituberculatus Miers is supported and overwintering survival rate method temporarily, and it comprises the following steps: select excellent decontamination, remove moving limb attack, sterilize and support temporarily and survive the winter.
1, select excellent decontamination in mid or late September, 2012 from outdoor breeding pond, to select bright in color, energetic, physique is healthy and strong, appendage is complete, bodily form standard, body weight is propagated Portunus trituberculatus Miers artificially more than 300g.Every tail crab is cleaned, sterilizes.Sterilization method is that crab is immersed to 500ml/L concentration Ai Pule thimerosal (polyhexamethylene guanide) dipping 10min.
2, removing moving limb attack sterile surgical scissors removes moving the large chela of Portunus trituberculatus Miers limb;
3, Ai Pule (polyhexamethylene guanide) the thimerosal dipping 10min that the Portunus trituberculatus Miers that removes moving limb attack is immersed 500ml/L by sterilization carries out disinfection;
4, support temporarily and get the Portunus trituberculatus Miers of having sterilized to put into floor space be that the indoor cement pit of 40 ㎡ carries out supporting and surviving the winter temporarily with surviving the winter; Storage pond, holding pond breeding density is 15 tails/m
2, wintering pond breeding density is 10 tails/m
2, use during this time sand filtration underground sea water, make the depth of water maintain 100cm.
5, supporting temporarily the bait of phase is new iced trash fish shrimp etc., and a day feeding volume is 5%～10% of close crab body weight, twice of bait throwing in every day; The bait of during Wintering Period is the clam worm that lives, and during Wintering Period parent crab food ration is less, and feeding volume is 1%～3% of close crab body weight.Throw something and feed bait after disinfecting solution of potassium permanganate every day 8:00 and the each bait throwing in of 18:00 1 time, in specific operation process according to the situation increase and decrease of specifically ingesting.
6, support temporarily phase Indoor Natural light, water temperature is natural temperature; During Wintering Period reduces intensity of illumination, makes intensity of illumination below 500Lux, and during Wintering Period water temperature is controlled at 8-10 ℃; The mode of uninterrupted oxygenation makes more than water dissolved oxygen reaches 5mg/L; Daily management will be pulled dead and unhealthy individuality in time out, and ingesting and active situation and body colour and developmental state of primary part observation crab, monitors various water environment indexs.
7,, at the beginning of 2012 11 months, support temporarily 50 days Portunus trituberculatus Miers survival rates: male crab 87%, female crab 93%; The female crab survival rate 85.6% of Portunus trituberculatus Miers of surviving the winter in April, 2013, and can normally breed and lay eggs.
Above embodiment is only in order to technical scheme of the present invention to be described, but not is limited; Although the present invention is had been described in detail with reference to previous embodiment, for the person of ordinary skill of the art, the technical scheme that still can record previous embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the present invention's technical scheme required for protection.
Claims (5)
1. one kind is improved Portunus trituberculatus Miers foster and overwintering survival rate method temporarily, it is characterized in that it comprises the following steps: select excellent decontamination, remove attack, the sterilization of the moving limb of large huge legendary turtle and support temporarily and survive the winter, the described attack that removes the moving limb of large huge legendary turtle: by going the moving limb of large huge legendary turtle maybe can reach the technical scheme of constructed effect.
2. method according to claim 1, it is characterized in that the described excellent decontamination of selecting: mid or late September starts to choose that physique stalwartness, appendage are complete, the Portunus trituberculatus Miers of bodily form standard then, every tail Portunus trituberculatus Miers all needs to rinse with clean seawater, removes the dirt that crab body adheres to.
3. method according to claim 1, it is characterized in that described sterilization: the Ai Pule thimerosal dipping 10min that the Portunus trituberculatus Miers that removes the moving limb attack of large huge legendary turtle is immersed to 500ml/L carries out disinfection, and described Ai Pule thimerosal composition is polyhexamethylene guanide.
4. method according to claim 1, is characterized in that described supporting temporarily and survive the winter: forward Portunus trituberculatus Miers after sterilization to storage pond, holding pond, supporting density is temporarily 15 tails/m
2, after 3 days, in culturing pool, add povidone iodine 1mg/L; Intensity of illumination is natural lighting, and water temperature is controlled at 12-18 ℃, and in storage pond, holding pond, inflation makes more than dissolved oxygen reaches 5mg/L; Supporting the time is temporarily 15-30 days, and the bait of supporting temporarily the phase is new iced trash fish shrimp, shellfish meat or other chilled bait, and a day feeding volume is 5%～10% of close crab body weight, twice of bait throwing in every day.
5. method according to claim 1, is characterized in that during Wintering Period density is 10 tails/m
2; Water temperature is controlled at 8-12 ℃, and intensity of illumination is below 500Lux, and a day feeding volume is 2%～4% of close crab body weight, twice of bait throwing in every day.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410064179.7A CN103766260B (en) | 2014-02-25 | 2014-02-25 | A kind of Portunus trituberculatus Miers that improves supports the method with overwintering survival rate temporarily |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410064179.7A CN103766260B (en) | 2014-02-25 | 2014-02-25 | A kind of Portunus trituberculatus Miers that improves supports the method with overwintering survival rate temporarily |
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| Publication Number | Publication Date |
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| CN103766260A true CN103766260A (en) | 2014-05-07 |
| CN103766260B CN103766260B (en) | 2015-12-09 |
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| CN201410064179.7A Expired - Fee Related CN103766260B (en) | 2014-02-25 | 2014-02-25 | A kind of Portunus trituberculatus Miers that improves supports the method with overwintering survival rate temporarily |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106614189A (en) * | 2016-12-26 | 2017-05-10 | 广西壮族自治区水产科学研究院 | High-density overwintering cultivating method of macrobrachium rosenbergii parents |
| CN106818573A (en) * | 2016-12-29 | 2017-06-13 | 浙江海洋大学 | Catch wild swimming crab sand basin fattening cultivation method in a kind of sea |
| CN112237160A (en) * | 2020-10-22 | 2021-01-19 | 宁波大学 | Method for reducing attack fighting behavior of portunus trituberculatus |
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| JP2006101863A (en) * | 2004-10-07 | 2006-04-20 | Shigemitsu Hataya | Ring for constraining finger of claw leg of crab |
| CN102499129A (en) * | 2011-10-18 | 2012-06-20 | 中国水产科学研究院黄海水产研究所 | Fully-artificial breeding method of parent crabs of Portunus trituberculatus |
| CN102823532A (en) * | 2012-09-20 | 2012-12-19 | 中国水产科学研究院黄海水产研究所 | Underground water energy-conservation overwintering method of portunus trituberculatus |
| CN102823533A (en) * | 2012-09-20 | 2012-12-19 | 中国水产科学研究院黄海水产研究所 | Low-salt overwintering and breeding method of portunus trituberculatus |
-
2014
- 2014-02-25 CN CN201410064179.7A patent/CN103766260B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006101863A (en) * | 2004-10-07 | 2006-04-20 | Shigemitsu Hataya | Ring for constraining finger of claw leg of crab |
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| CN102823533A (en) * | 2012-09-20 | 2012-12-19 | 中国水产科学研究院黄海水产研究所 | Low-salt overwintering and breeding method of portunus trituberculatus |
Non-Patent Citations (2)
| Title |
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| 张万隆: "对虾与锯缘青蟹混养的可行性及其增产措施", 《湛江水产学院学报》, vol. 11, no. 1, 30 June 1991 (1991-06-30), pages 82 - 86 * |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106614189A (en) * | 2016-12-26 | 2017-05-10 | 广西壮族自治区水产科学研究院 | High-density overwintering cultivating method of macrobrachium rosenbergii parents |
| CN106818573A (en) * | 2016-12-29 | 2017-06-13 | 浙江海洋大学 | Catch wild swimming crab sand basin fattening cultivation method in a kind of sea |
| CN106818573B (en) * | 2016-12-29 | 2020-06-16 | 浙江海洋大学 | Sea-caught wild swimming crab sand pond fattening breeding method |
| CN112237160A (en) * | 2020-10-22 | 2021-01-19 | 宁波大学 | Method for reducing attack fighting behavior of portunus trituberculatus |
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| CN103766260B (en) | 2015-12-09 |
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