CN110447580A - A kind of recyclable type water pearl culture method - Google Patents

A kind of recyclable type water pearl culture method Download PDF

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Publication number
CN110447580A
CN110447580A CN201910790421.1A CN201910790421A CN110447580A CN 110447580 A CN110447580 A CN 110447580A CN 201910790421 A CN201910790421 A CN 201910790421A CN 110447580 A CN110447580 A CN 110447580A
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water
pearl
culture
freshwater mussel
culture pond
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CN201910790421.1A
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CN110447580B (en
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杨品红
罗玉双
钟秋安
丁一琼
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Hunan University of Arts and Science
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Hunan University of Arts and Science
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/50Culture of aquatic animals of shellfish
    • A01K61/54Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels
    • A01K61/56Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels for pearl production
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/045Filters for aquaria
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/003Coaxial constructions, e.g. a cartridge located coaxially within another
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/02Odour removal or prevention of malodour
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/16Regeneration of sorbents, filters
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Zoology (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

The invention discloses a kind of recyclable type water pearl culture methods, belong to pearl culture field, water pearl culture method includes the following steps, pearl freshwater mussel seedling is placed in culture pond A first, pipeline mode is taken to cultivate, with nacreous growth, diatom ooze is added into culture pond A in batches, when pearl freshwater mussel grows to sufficiently large, pearl freshwater mussel is transferred in culture pond B, and hanging culture is in cylinder mould, the bottom end of cylinder mould is fixedly connected with plastic film, diatom ooze is covered on film, when pearl freshwater mussel grows to sufficiently large, the diatom ooze in cylinder mould is removed into the plastic film removal of cylinder mould bottom end, pearl freshwater mussel is carried out going mud to cultivate in more days, pearl freshwater mussel can carry out operation inoculation, it may be implemented to cultivate by substep, make pearl freshwater mussel that all there is suitable growth environment in different growing stage, two cultivation waters can reciprocating cycle, it is easy to water Middle nutrient makes full use of, and facilitates purifying aquaculture water, reduces environmental pollution.

Description

A kind of recyclable type water pearl culture method
Technical field
The present invention relates to pearl culture fields, more specifically to a kind of recyclable type water pearl culture method.
Background technique
China is the big country for producing pearl, accounts for the 95% of world's pearl production, and culture efficiency is considerable, is farmer richness One of important sources.But because of cultivation dispersion, few, the management omission of governmental input etc., there is polluted-water and get worse.
Water pearl culture needs appropriate fertilising to promote planktonic organism to grow, and preys on convenient for pearl freshwater mussel, most raiser It excessively throws fertilizer in the breeding process and water quality is caused to be destroyed, pollution is generated to environment, so that cultured area occurs in pearl sector The problems such as atrophy, pearl quality decline.It solves these problems, has to find out new pearl culture mode, just to realize pearl The sustainable development of industry and achieve the purpose that improve culture efficiency, ecological environment benefit.
And propagate the mode for mainly using pond culture artificially at present, due in breeding process, needing to put into animal excreta Just equal nutriment if things go on like this cause seriously to pollute to the water quality in pond, and water degradation can reduce nacreous survival rate, Will cause the sharp fall of pearl quality and yield, form vicious circle, and outdoor pond culture, by the external world influenced compared with Greatly, it is easy to due to extraneous factor, such as weather reason, and cause the mortality of pearl freshwater mussel or pearl quality significantly under Drop, has relatively high demand simultaneously for water quality, environment more for bacterium etc. is unfavorable for environment and death easily occurs.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of recyclable type water pearl cultures Method, it may be implemented to cultivate by substep, and pearl freshwater mussel is made all to have suitable growth environment, two trainings in different growing stage Educate water can reciprocating cycle, be easy to nutrient in water and make full use of, it is possible to reduce fertilising efficiency, reduce environmental pollution.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of recyclable type water pearl culture method, comprising the following steps:
Pearl freshwater mussel seedling is placed in culture pond A by the first step, takes pipeline mode to cultivate, water flow velocity is with nacreous length It is gradually increased greatly, with nacreous growth, diatom ooze is added into culture pond A in batches, makes pearl freshwater mussel just vertically without quilt Diatom ooze buries, and water inlet water flow is gradually increased fertile degree with nacreous growth;
Second step, when pearl freshwater mussel grows to 0.8-1.5cm, pearl freshwater mussel is transferred in culture pond B, and hanging culture is in cylinder mould In, the bottom end of cylinder mould is fixedly connected with plastic film, and diatom ooze is covered on film, needs within 15-20 days to use culture pond B before hanging culture Quick lime carries out disinfection, and injects fresh water after disinfection after exposure 3-5 days, and applies the organic fertilizer that sufficiently ferments to cultivate water quality, Water body nutrient is improved, periodically applies organic fertilizer and lime into culture pond B in breeding process;
Third step, after pearl freshwater mussel grows to 7-8cm, the removal of the plastic film of cylinder mould bottom end is removed to the diatom in cylinder mould Mud carries out mud to pearl freshwater mussel and cultivates, and after 10-15 days, pearl freshwater mussel can carry out operation inoculation, and inoculation operation makes to need to all Tool is cleaned and is sterilized, and operating room, operating table and operating theatre staff keep neat and tidy, avoids bacterium sense with this Dye, surgical procedure need to avoid direct sunlight, blowing and fumigation, hanging culture are carried out in time after operation inoculation, after being easy to improve operation Nacreous survival rate.
Further, the area of the culture pond B is 3-5 mus, depth 1.5-2.5m, the culture pond B breeding density It is 1.5 ten thousand every cubic metre;
Further, the culture pond A is 32-48 cubic metres, depth 40-50cm.
Further, the size of the cylinder mould is 60*60*15cm, and the cylinder mould is lifted at water surface 20-25cm, Facilitate pearl freshwater mussel in cylinder mould to prey on the planktonic organism in water flow, make pearl freshwater mussel in cylinder mould can with acquisition nutrient, be easy to make Pearl freshwater mussel healthy growth.
Further, it is respectively connected with sewage pipe on the culture pond A and culture pond B, the entrance of the sewage pipe is fixed It is connected with grid strainer, the sundries in water flow is made to be not easy to plug sewage pipe.
Further, it is respectively connected with water inlet pipe on the culture pond A and culture pond B, is connected with and draws water on the water inlet pipe Pump, the mounting height of the water inlet pipe are much higher than the mounting height of sewage pipe, the clean cultivation water for flowing into water inlet pipe be not easy by Sewage pipe extraction,.
Further, circulating water treatment device, the circulating water treatment are connected between the culture pond A and culture pond B Device includes shell, and filter core is connected in the shell, and the upper end of the shell is fixedly connected with a pair of of guiding tube, the guidance It is communicated in one end of pipe and shell, the other end of the guiding tube is communicated with sewage pipe, and stirring rod is equipped in the filter core, described It is fixedly connected with multiple equally distributed stirring blades on the side wall of stirring rod, is fixedly connected on the shell and stirring rod phase The power output end of matched motor, the motor is fixedly connected with stirring rod, and the lower end of the shell is fixedly connected with Sedimentation basin, the lower end of the shell, which is dug, the drainage hole communicated with sedimentation basin, and the both ends of the sedimentation basin are connected separately with the One drinking-water pipe and the second drinking-water pipe, first drinking-water pipe and the second drinking-water pipe are connect with two suction pumps respectively, facilitate two The purification and exchange of cultivation water in culture pond.
Further, standing reservoir tank, the standing reservoir tank and sedimentation basin are connected on first drinking-water pipe Between be connected with three-way solenoid valve, be easy to inject nutrient liquid in opposite culture pond A, nutrient liquid is for providing pearl freshwater mussel seedling Required nutriment is easy to the growth of pearl freshwater mussel seedling.
Further, the filter core includes a pair of seal rings, is connected with a pair of of metal screen between a pair of sealing ring, It is connected with active carbon filter screen between a pair of metal screen, large granular impurity and the part peculiar smell being easily removed in cultivation water have Evil substance.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) this programme cultivates pearl freshwater mussel seedling in advance, provides excellent growing environment for pearl freshwater mussel seedling, is easy to subtract Lack the loss when growth of pearl freshwater mussel seedling, the cultivation water in two culture ponds can carry out intercommunication by circulating water treatment device, and The area of culture pond B is larger, the cultivation when cultivation water circulation, in culture pond B in the higher cultivation water of fertility and culture pond A It is supplemented after water mixing into culture pond A, makes full use of the fertility in cultivation water, and will not be excessively high and right because of cultivation water fertility Pearl freshwater mussel seedling in culture pond A damages.
Cultivation water in (2) two culture ponds is handled by circulating water treatment device to be recycled, and makes to keep water in culture pond Stream flowing is easy to the growth of pearl freshwater mussel, and cultivation water is facilitated to recycle and purify, and also facilitates the supplement of water body fertility.
(3) filter core used in circulating water treatment device includes a pair of seal rings, is connected with a pair between a pair of seal rings Metal screen, a pair of metal screen are connected with active carbon filter screen, can be removed by metal screen and active carbon filter screen feeding Nuisance and large granular impurity in water are grown, is easy to that cultivation water is made to keep clean hygiene.
Detailed description of the invention
Fig. 1 is the schematic diagram of sewage disposal system of the invention;
Fig. 2 is the perspective view of circulating water treatment device of the invention;
Fig. 3 is the explosive view of circulating water treatment device of the invention;
Fig. 4 is circulating water treatment device cross-sectional view of the invention;
Fig. 5 is circulating water treatment device filter cartridge construction schematic diagram of the invention.
Figure label explanation:
1 shell, 2 filter cores, 201 sealing rings, 202 metal screens, 203 active carbon filter screens, 3 guiding tubes, 4 stirring rod, 5 electricity Motivation, 6 sedimentation basins, 7 first drinking-water pipes, 8 second drinking-water pipes, 9 standing reservoir tanks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention;Technical solution in the embodiment of the present invention carries out clear, complete Site preparation description;Obviously;Described embodiments are only a part of the embodiments of the present invention;Instead of all the embodiments, it is based on Embodiment in the present invention;It is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment;It shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end " Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable Connection is unloaded, or is integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
A kind of recyclable type water pearl culture method, comprising the following steps:
Pearl freshwater mussel seedling is placed in culture pond A by the first step, and culture pond A is 32-48 cubic metres, depth 40-50cm, Pearl freshwater mussel takes pipeline mode to cultivate, and water flow velocity is gradually increased with nacreous grow up, with nacreous growth, in batches to training Educate in the A of pond and diatom ooze be added, make pearl freshwater mussel just vertically without being buried by diatom ooze, water inlet water flow with it is nacreous growth and by The fertile degree of cumulative big cultivation water, the fertile degree for increasing cultivation water are realized by applying the organic fertilizer sufficiently to ferment;
Second step, when pearl freshwater mussel grows to 0.8-1.5cm, pearl freshwater mussel is transferred in culture pond B, the face of culture pond B Product is 3-5 mu, depth 1.5-2.5m, and culture pond B breeding density is 1.5 ten thousand every cubic metre, and hanging culture is in cylinder mould, cylinder mould Size be 60*60*15cm, cylinder mould is lifted on apart from the water surface 20-25cm at, facilitates in the pearl freshwater mussel predation water flow in cylinder mould Planktonic organism, make pearl freshwater mussel in cylinder mould can with acquisition nutrient, be easy to make pearl freshwater mussel healthy growth, the bottom end of cylinder mould is fixed It is connected with plastic film, diatom ooze is covered on film, needs within 15-20 days to carry out disinfection to culture pond B with quick lime before hanging culture, disappear It injects fresh water after poison after exposure 3-5 days, and applies the organic fertilizer that sufficiently ferments to cultivate water quality, water body nutrient is improved, to protect There are food organisms abundant to supply when demonstrate,proving pearl freshwater mussel hanging culture, periodically apply organic fertilizer and lime in breeding process into culture pond B, Nutrient needed for organic fertilizer is used to provide the growth of pearl freshwater mussel, organic fertilizer use the biological excrement such as chicken manure, cow dung and pig manure after fermentation Just, lime is used to sterilize and adjust the pH value of cultivation water;
Third step, after pearl freshwater mussel grows to 7-8cm, the removal of the plastic film of cylinder mould bottom end is removed to the diatom in cylinder mould Mud carries out mud to pearl freshwater mussel and cultivates, go mud that the plastic film of cylinder mould bottom end is torn when cultivating, and removes the diatom in cylinder mould Mud, after going mud to cultivate 10-15 days, pearl freshwater mussel can carry out operation inoculation, and operation is seeded in the 3-5 month and the 9-11 month, and water temperature is in 10- It is suitable for that water mist is higher to accelerate the wound healing after operation inoculation of pearl freshwater mussel, and pearl sac, which is formed, to be accelerated between 30 DEG C.
It when inoculation operation needs that all tools are cleaned and sterilized, operating room, operating table and operating theatre staff are equal Neat and tidy is kept, bacterium infection is avoided with this, surgical procedure needs to avoid direct sunlight, blowing and fumigation, after operation inoculation Hanging culture is carried out in time, is easy to improve nacreous survival rate after operation.
It is respectively connected with sewage pipe on culture pond A and culture pond B, draining pump, the entrance of sewage pipe are connected on sewage pipe It is fixedly connected with grid strainer, grid strainer is used to stop the large granular impurities such as the sandstone in water, is not easy to plug sewage pipe, trains It educates and is respectively connected with water inlet pipe on pond A and culture pond B, suction pump is connected on water inlet pipe, technical staff can be by controlling suction pump Working efficiency adjust the flow rate of water flow in culture pond A, the mounting height of water inlet pipe is much higher than the mounting height of sewage pipe, training It educates and is connected with circulating water treatment device between pond A and culture pond B, foam is connected between sewage pipe and circulating water treatment device Separator, foam separator are used to eliminate the foam in cultivation water, facilitate the purification of cultivation water.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 are please referred to, circulating water treatment device includes shell 1, and filter core 2, filter core are connected in shell 1 2 include a pair of seal rings 201, referring to Fig. 5, being connected with a pair of of metal screen 202, a pair of of metal between a pair of seal rings 201 Active carbon filter screen 203 is connected between strainer 202, property carbon strainer 203 is used to absorb the objectionable impurities and gas with foreign flavor in water, easily There is the hermatic door to match with filter core 2 in hinge connection on purifying aquaculture water, the side wall of shell 1, user can open hermatic door Carry out the cleaning and replacement of strainer 2, the upper end of shell 1 is fixedly connected with a pair of of guiding tube 3, one end of guiding tube 3 and shell 1 It inside communicates, the other end of guiding tube 3 is communicated with sewage pipe, and stirring rod 4 is equipped in filter core 2, is fixedly connected on the side wall of stirring rod 4 There are multiple equally distributed stirring blades, the length of stirring blade and the internal diameter of filter core 2 match, and stirring blade is close to filter core 2 One end be connected with hairbrush layer, hairbrush layer can scrape the impurity blocked in filter core 2 when rotating stirring blade, make filter core 2 Filter effect is not easy to decline because filter core 2 blocks, and is fixedly connected with the motor 5 to match with stirring rod 4, motor on shell 1 It is cased with protective shell on 5, waterproof ring is socketed on the power output shaft of motor 5, motor 5 and extraneous power supply are electrically connected, electricity The power output end of motivation 5 is fixedly connected with stirring rod 4, and the lower end of shell 1 is fixedly connected with sedimentation basin 6, the size of sedimentation basin 6 By those skilled in the art, designed, designed, sedimentation basin 6 are used for the natural subsidence of cultivation water, make cultivation water size according to the actual situation In minute impurities natural subsidence, be easy to improve the degree of purification more than cultivation water, the lower end of shell 1, which is dug, to be had and 6 phase of sedimentation basin Logical drainage hole, drainage hole are located at the surrounding in 2 outside of filter core, the filtered cultivation water of filter core 2 are facilitated to enter in sedimentation basin, precipitate The both ends in pond 6 are connected separately with the first drinking-water pipe 7 and the second drinking-water pipe 8, and it is heavy that the first drinking-water pipe 7 and the second drinking-water pipe 8 are mounted on At 3/4ths of 6 height of shallow lake pond, the first drinking-water pipe 7 and the second drinking-water pipe 8 are connect with two suction pumps respectively, suction pump installation On the inner wall of sedimentation basin, it is connected with standing reservoir tank 9 on the first drinking-water pipe 7, stores pearl in standing reservoir tank 9 Nutrient solution needed for the cultivation of freshwater mussel seedling, such as soya-bean milk, are connected with three-way solenoid valve, nutrition between standing reservoir tank 9 and sedimentation basin 6 Liquid is easy to the healthy growth of pearl freshwater mussel seedling for nutriment needed for providing pearl freshwater mussel seedling.
When needing to carry out cultivation water update or cultivation Water warfare in pearl freshwater mussel breeding process, technical staff can open a pair Draining pump pumps to the cultivation water in two culture ponds in shell 1, be then turned on motor 5 make stirring rod 4 rotation to sewage into Row stirring, the cultivation water extracted out in two culture ponds when passing through stirring are uniformly mixed, and cultivation water is filtered when passing through filter core 2, are made Impurity in cultivation water is filtered, then cultivation water natural sedimentation in sedimentation basin 6, and then user can open a pair and draw water Pump, make it is processed in sedimentation basin after cultivation water be drawn towards in two culture ponds, the processing and circulation of cultivation water, In are realized with this When cultivation water is drawn towards in culture pond A, user can control three-way solenoid valve open make nutrient solution in standing reservoir tank 9 with Cultivation water is flowed into together in culture pond A, and the cultivation water in two culture ponds is handled by circulating water treatment device and recycled, and makes to train It educates and keeps water flow flowing in pond, be easy to the growth of pearl freshwater mussel, and cultivation water is facilitated to recycle and purify, also facilitate the benefit of water body fertility It fills.
Pearl freshwater mussel seedling is cultivated in advance, excellent growing environment is provided for pearl freshwater mussel seedling, is easily reduced pearl freshwater mussel Loss when seedling grows up, the cultivation water in two culture ponds can carry out intercommunication by circulating water treatment device, and culture pond B Area is larger, when cultivation water circulation, the higher cultivation water of fertility and the lower cultivation water of fertility in culture pond A in culture pond B It is supplemented after mixing into culture pond A.
Since the part nutrient in culture pond A cultivation water be discharged is absorbed by pearl freshwater mussel seedling, fertility is lower, culture pond B Part nutrient in cultivation water be discharged is absorbed by pearl freshwater mussel, but the area of culture pond B is big, and in culture pond B cultivation water fertilizer Power is higher than the cultivation water fertility in culture pond A, and fertility still may after the cultivation water being discharged in culture pond B absorbs nutrient by pearl freshwater mussel Higher than fertility needed for pearl freshwater mussel seedling in culture pond A, so the cultivation in the cultivation water being discharged in culture pond A and culture pond B Processing is carried out after water mixing to be supplemented into culture pond A, the fertility in cultivation water can be made to make full use of, and will not be because of cultivation water Fertility is excessively high and damages to the pearl freshwater mussel seedling in culture pond A, when can effectively reduce culture pond A cultured pearl freshwater mussel seedling Fertilizer application frequency, improve cultivation water fertility utilization rate, the water that also will drive in two culture ponds is flowed when cultivation water recycles, The pearl freshwater mussel in culture pond is facilitated to absorb the nutrient in cultivation water.
It is described above;It is merely preferred embodiments of the present invention;But scope of protection of the present invention is not limited thereto; Anyone skilled in the art is in the technical scope disclosed by the present invention;According to the technique and scheme of the present invention and its It improves design and is subject to equivalent substitution or change;It should be covered by the scope of protection of the present invention.

Claims (9)

1. a kind of recyclable type water pearl culture method, it is characterised in that: the following steps are included:
Pearl freshwater mussel seedling is placed in culture pond A by the first step, and pipeline mode is taken to cultivate, water flow velocity with nacreous grow up and It is gradually increased, with nacreous growth, diatom ooze is added into culture pond A in batches, make pearl freshwater mussel just vertically without by diatom Mud buries, and water inlet water flow is gradually increased fertile degree with nacreous growth;
Second step, when pearl freshwater mussel grows to 0.8-1.5cm, pearl freshwater mussel is transferred in culture pond B, and hanging culture is in cylinder mould, The bottom end of cylinder mould is fixedly connected with plastic film, and diatom ooze is covered on film, needs within 15-20 days to give birth to culture pond B before hanging culture Lime carries out disinfection, and injects fresh water after disinfection after exposure 3-5 days, and applies the organic fertilizer that sufficiently ferments to cultivate water quality, mentions High water body nutrient periodically applies organic fertilizer and lime in breeding process into culture pond B;
Third step, after pearl freshwater mussel grows to 7-8cm, the diatom ooze in cylinder mould is removed into the removal of the plastic film of cylinder mould bottom end, It carries out mud to pearl freshwater mussel to cultivate, after 10-15 days, pearl freshwater mussel can carry out operation inoculation, and inoculation operation makes to need to all works Tool is cleaned and is sterilized, and operating room, operating table and operating theatre staff keep neat and tidy, avoids bacterium infection with this, Surgical procedure needs to avoid direct sunlight, blowing and fumigation, carries out hanging culture in time after operation inoculation, is easy to improve pearl after operation The survival rate of freshwater mussel.
2. a kind of recyclable type water pearl culture method according to claim 1, it is characterised in that: the culture pond B Area be 3-5 mu, depth 1.5-2.5m, the culture pond B breeding density be 1.5 ten thousand every cubic metre.
3. a kind of recyclable type water pearl culture method according to claim 2, it is characterised in that: the culture pond A It is 32-48 cubic metres, depth 40-50cm.
4. a kind of recyclable type water pearl culture method according to claim 1, it is characterised in that: the ruler of the cylinder mould Very little is 60*60*15cm, and the cylinder mould is lifted at water surface 20-25cm.
5. a kind of recyclable type water pearl culture method according to claim 1, it is characterised in that: the culture pond A With sewage pipe is respectively connected on culture pond B, draining pump is connected on the sewage pipe, the entrance of the sewage pipe is fixedly connected There is grid strainer.
6. a kind of recyclable type water pearl culture method according to claim 1, it is characterised in that: the culture pond A With water inlet pipe is respectively connected on culture pond B, suction pump is connected on the water inlet pipe, the mounting height of the water inlet pipe is much higher than The mounting height of sewage pipe.
7. a kind of recyclable type water pearl culture method according to claim 1 or 2, it is characterised in that: the cultivation Circulating water treatment device is connected between pond A and culture pond B, the circulating water treatment device includes shell (1), the shell (1) it being connected with filter core (2) in, the upper end of the shell (1) is fixedly connected with a pair of of guiding tube (3), and the one of the guiding tube (3) It is communicated in end and shell (1), the other end of the guiding tube (3) is communicated with sewage pipe, and stirring rod is equipped in the filter core (2) (4), multiple equally distributed stirring blades, fixed company on the shell (1) are fixedly connected on the side wall of the stirring rod (4) It is connected to the motor (5) to match with stirring rod (4), the power output end of the motor (5) and stirring rod (4) fixed company It connects, the lower end of the shell (1) is fixedly connected with sedimentation basin (6), and the lower end of the shell (1), which is dug, to be had and sedimentation basin (6) phase Logical drainage hole, the both ends of the sedimentation basin (6) are connected separately with the first drinking-water pipe (7) and the second drinking-water pipe (8), and described first Drinking-water pipe (7) and the second drinking-water pipe (8) are connect with two suction pumps respectively, and the lower end of the sedimentation basin (6) is fixedly connected with row Water pipe.
8. a kind of recyclable type water pearl culture method according to claim 7, it is characterised in that: described first draws water It is connected with standing reservoir tank (9) on pipe (7), is connected with electromagnetic three-way between the standing reservoir tank (9) and sedimentation basin (6) Valve.
9. a kind of recyclable type water pearl culture method according to claim 7, it is characterised in that: the filter core (2) It including a pair of seal rings (201), is connected with a pair of of metal screen (202) between a pair of sealing ring (201), a pair of gold Belong to and is connected with active carbon filter screen (203) between strainer (202).
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