CN108719151A - A kind of circulating outdoor earth pond wheel animalcule culture apparatus and method - Google Patents

A kind of circulating outdoor earth pond wheel animalcule culture apparatus and method Download PDF

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Publication number
CN108719151A
CN108719151A CN201810459081.XA CN201810459081A CN108719151A CN 108719151 A CN108719151 A CN 108719151A CN 201810459081 A CN201810459081 A CN 201810459081A CN 108719151 A CN108719151 A CN 108719151A
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China
Prior art keywords
wheel animalcule
pond
culture
bait
harvesting
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CN201810459081.XA
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Chinese (zh)
Inventor
孙娜
李永函
李晓东
刘胥
曲英峰
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PANJIN GUANGHE CRAB INDUSTRY Co Ltd
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PANJIN GUANGHE CRAB INDUSTRY Co Ltd
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Priority to CN201810459081.XA priority Critical patent/CN108719151A/en
Publication of CN108719151A publication Critical patent/CN108719151A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • A01K61/40Culture of aquatic animals of annelids, e.g. lugworms or Eunice

Abstract

The present invention relates to wheel animalcule culture technique fields, a kind of circulating outdoor earth pond wheel animalcule culture apparatus is provided, including main culture systems and be arranged its both sides and with the first circulation channel and second circulation channel that are connected, main culture systems include wheel animalcule harvesting pond, blowoff basin, several wheel animalcule culture ponds and several bait culture ponds to connect successively;The water inlet of the water outlet and wheel animalcule harvesting pond setting of bait culture pond and the setting of wheel animalcule culture pond is connected to the first circulation channel, and the discharge outlet and wheel animalcule culture pond of blowoff basin setting and the water inlet of bait culture pond setting are connected to the second circulation channel;Water pump is equipped between the wheel animalcule harvesting pond and blowoff basin, the water pump is being equipped with 150~300 mesh screens positioned at wheel animalcule harvesting pond one end;The water inlet of the bait culture pond is provided with 350~500 mesh screens.Device provided by the invention can realize that wheel animalcule harvesting is synchronous with bait supplement and carry out, and wheel animalcule yield can be also improved while simplifying operation.

Description

A kind of circulating outdoor earth pond wheel animalcule culture apparatus and method
Technical field
The present invention relates to wheel animalcule culture technique fields, and in particular to a kind of circulating outdoor earth pond wheel animalcule culture apparatus and side Method.
Background technology
Brachionus plicatilis is full of nutrition, is of moderate size, and can be used as the bait of the fish shrimp crab young and adult.Due to live body wheel Worm will not cause water pollution, therefore over the past decade, using wheel animalcule as the artificial breeding technique of fish shrimp crab larva initial baits It is generally valued by people.In recent years, the nursery of seawater earth pond ecological is carried out extensively in China coast, big there is an urgent need to produce Free wheel worm is measured as open-mouthed bait, indoor industrially culture of rotifera not only high expensive, and also quantity is difficult to meet seawater Tu Chi The needs of nursery industry, therefore realize that the continual and steady supply of wheel animalcule Tu Chi cultivations has become seawater earth pond ecological nursery and successfully closes One of key technology.
Related water rotifer soil pond culture technique research both at home and abroad is started late, and yield shakiness is still had in actual production It is fixed, continue the problems such as supply time is short, country wheel animalcule Tu Chi cultures at present are all single pond culture and harvesting.Conventional single pond culture Method is wheel animalcule to be harvested in wheel animalcule culture pond, for example fished in Yuan Chizhong with bolting silk or so that wheel animalcule is largely assembled using phototaxis It fishes for again.This mode harvests place and is not fixed, and needs largely manually, cost is higher;On the other hand, the efficiency of former pond harvesting It is not high, it is easy to be cultivated the limitations such as dissolved oxygen in pool environment by wheel animalcule, influences the efficiency and quality of wheel animalcule harvesting, cause wheel animalcule yield It is unstable and then be difficult to reach the market demand for continually and steadily supplying a large amount of wheel animalcules.And single pond training method needs to build largely Bait pond, toxigenic capacity is high.
Invention content
The present invention is unstable in order to solve the problems, such as low output, the yield of wheel animalcule Tu Chi cultures in the prior art, provides A kind of circulating outdoor earth pond wheel animalcule culture apparatus realizes circulating cultivation by the device, improves the yield of wheel animalcule and steady Qualitative, toxigenic capacity is low.
To solve the above-mentioned problems, the present invention provides following technical schemes:
The present invention provides a kind of circulating outdoor earth pond wheel animalcule culture apparatus, including main culture systems and setting are described Main culture systems both sides and the first circulation channel being connected with the main culture systems and second circulation channel, the main culture System includes wheel animalcule harvesting pond, blowoff basin, several wheel animalcule culture ponds and several bait culture pond to connect successively;
Wheel animalcule harvesting pond is provided with water inlet, and the blowoff basin is provided with discharge outlet;The bait culture pond and wheel Worm culture pond is both provided with inlet and outlet;
The water inlet of the water outlet and wheel animalcule harvesting pond of the bait culture pond and wheel animalcule culture pond is followed with described first Ring channel is connected to, discharge outlet and the water inlet of wheel animalcule culture pond and bait culture pond and the second circulation of the blowoff basin Channel is connected to;
Water pump is equipped between the wheel animalcule harvesting pond and blowoff basin, the water pump is equipped with positioned at wheel animalcule harvesting pond one end 150~300 mesh screens;
The water inlet of the bait culture pond is provided with 350~500 mesh screens.
Preferably, the quantity of the bait culture pond and wheel animalcule culture pond stands alone as 3~5.
Preferably, the quantity of the bait culture pond and wheel animalcule culture pond is equal.
Preferably, the volume of the bait culture pond and wheel animalcule culture pond is equal.
The present invention also provides a kind of circulating outdoor earth pond wheel animalcule cultural method of above-mentioned technical proposal described device, packets Include following steps:
(1) the inoculating rotifer bait into wheel animalcule culture pond and bait culture pond respectively;
(2) when the food concentrations in wheel animalcule culture pond reach 400mg/L or more, inoculating rotifer;
(3) when wheel animalcule quantity reaches harvesting density in wheel animalcule culture pond, open wheel animalcule culture pond, bait culture pond into The mouth of a river and water outlet open the discharge outlet of the water inlet and blowoff basin in wheel animalcule harvesting pond, the liquid in wheel animalcule harvesting pond are made by water pump Body is flowed to blowoff basin, and wheel animalcule is harvested in wheel animalcule harvests pond;
(4) after harvesting, the water inlet, water outlet, water inlet and discharge outlet are closed, continues to cultivate wheel animalcule;
(5) when the wheel animalcule quantity in wheel animalcule culture pond reaches harvesting density again, step (3)~(4) are repeated.
Preferably, in the step (1), the one kind of wheel animalcule bait in chlorella, chlamydomonas, flat algae and Isochrysis galbana Or it is a variety of.
Preferably, in the step (1), inoculum concentration of the wheel animalcule bait in wheel animalcule culture pond and bait culture pond is stood alone as 150~300mg/L.
Preferably, in the step (2), the inoculum concentration of wheel animalcule is 50~200/L.
Preferably, in the step (3) or (5), the harvesting density is 5000/L or more.
Preferably, in the step (3), the water flow velocity in circulation canal is controlled in 800~1200m with water pump3/h。
Compared with prior art, technical solution provided by the invention has the following advantages:
The present invention provides a kind of circulating outdoor earth pond wheel animalcule culture apparatus, including main culture systems and setting are described Main culture systems both sides and the first circulation channel being connected with the main culture systems and second circulation channel, the main culture System includes wheel animalcule harvesting pond, blowoff basin, several wheel animalcule culture ponds and several bait culture pond to connect successively;The wheel animalcule is adopted Receives pond is provided with water inlet, and the blowoff basin is provided with discharge outlet;The bait culture pond and wheel animalcule culture pond be both provided with into The mouth of a river and water outlet;The water outlet of the bait culture pond and wheel animalcule culture pond and the water inlet in wheel animalcule harvesting pond and described the One circulation canal is connected to, the discharge outlet and the water inlet of wheel animalcule culture pond and bait culture pond of the blowoff basin and described second Circulation canal is connected to;Water pump is equipped between the wheel animalcule harvesting pond and blowoff basin, the water pump is harvesting pond one end positioned at wheel animalcule Equipped with 150~300 mesh screens;The water inlet of the bait culture pond is provided with 350~500 mesh screens.
Device provided by the invention harvests pond by being arranged in bait culture pond, wheel animalcule culture pond, blowoff basin and wheel animalcule Each section is connected to by circulation canal, is opened the discharge outlet, water inlet, inlet and outlet when use simultaneously and is formed flow and follow Ring, the wheel animalcule in wheel animalcule culture pond enters harvesting pond, and a large amount of bait cultivated in bait culture pond can also be followed with flow Ring enters wheel animalcule culture pond, realizes that wheel animalcule harvesting is synchronous with bait supplement and carries out, wheel animalcule can be also improved while simplifying operation Yield.
Circulating outdoor earth pond wheel animalcule culture apparatus provided by the invention is provided with special wheel animalcule harvesting pond, passes through flow Wheel animalcule in wheel animalcule culture pond is transported to the unified harvesting in wheel animalcule harvesting pond by cycle, effectively reduces former pool environment to harvest efficiency With the influence of wheel animalcule quality, achieve the effect that stable wheel animalcule yield.
In the present invention, in order to improve wheel animalcule yield, shorten supply time interval, at the same be arranged multiple bait culture ponds and Wheel animalcule culture pond shares a set of wheel animalcule harvesting pond, blowoff basin and circulation canal.When to reach harvesting close for wherein some wheel animalcule culture pond The wheel animalcule culture pond is individually opened after degree, is recycled with corresponding bait culture pond and wheel animalcule harvesting pond, blowoff basin.
In some specific embodiments of the present invention, in order to further decrease toxigenic capacity, the present invention is by bait culture pond It is set as equal with the volume of wheel animalcule culture pond and quantity, reduces the quantity of bait culture pond, Economization on land cost.
The present invention also provides a kind of circulating outdoor earth pond wheel animalcule cultural methods, utilize above-mentioned technical proposal described device Carry out the inoculation of wheel animalcule bait, wheel animalcule inoculated and cultured and cycle harvesting.Wheel animalcule cultural method of the present invention only needs to be inoculated with Wheel animalcule and wheel animalcule bait have been effectively saved bait inoculation times and quantity, cost-effective.
Wheel animalcule cultural method yield of the present invention is high, and 50~80 mu of circulating rooms are built using the method for the invention Outer soil pond wheel animalcule culture apparatus is simultaneously cultivated, and operation 50 days or so harvests wheel animalcule 17000kg or more altogether, disclosure satisfy that 30 mu of rivers The bait of crab earth pond ecological nursery is supplied.
Description of the drawings
Fig. 1 is the schematic diagram of circulating outdoor earth pond wheel animalcule culture apparatus of the present invention;
Wherein, 1 pond is harvested for wheel animalcule, 2 be blowoff basin, and 31 be first circulation channel, and 32 be second circulation channel, and 4 be wheel Worm culture pond, 5 be bait culture pond, and 6 be water pump, and 7 be discharge outlet, and 8 be water inlet, and 9 be water inlet, and 10 be water outlet.
Specific implementation mode
The present invention provides a kind of circulating outdoor earth pond wheel animalcule culture apparatus, including main culture systems and setting are described Main culture systems both sides and the first circulation channel 31 being connected with the main culture systems and second circulation channel 32, the master Culture systems include wheel animalcule harvesting pond 1, blowoff basin 2, several wheel animalcule culture ponds 4 and several bait culture ponds 5 to connect successively;
Wheel animalcule harvesting pond 1 is provided with water inlet 8, and the blowoff basin is provided with discharge outlet 7;The bait culture pond and Wheel animalcule culture pond is both provided with water inlet 9 and water outlet 10;
The water outlet 10 of the bait culture pond 5 and wheel animalcule culture pond 4 and the water inlet 8 in wheel animalcule harvesting pond 1 with it is described First circulation channel 31 is connected to, the discharge outlet 7 and wheel animalcule culture pond 4 of the blowoff basin 2 and the water inlet 9 of bait culture pond 5 It is connected to the second circulation channel 32;
Water pump 6 is equipped between the wheel animalcule harvesting pond 1 and blowoff basin 2, the water pump is set positioned at wheel animalcule harvesting pond one end There are 150~300 mesh screens;
It is provided with 350~500 mesh screens at the water inlet 9 of the bait culture pond 5.
Bait culture pond 5 of the present invention, wheel animalcule culture pond 4, blowoff basin 2, wheel animalcule harvesting pond 1, first circulation channel 31 And second circulation channel 32 is arranged at outdoor, builds the mode of Tu Chi with reference to the prior art, the present invention is to this without special limit It is fixed.
In the present invention, the wheel animalcule harvesting pond 1 harvests dedicated for wheel animalcule, is adopted when the wheel animalcule in wheel animalcule culture pond reaches After receiving density, water pump cycle is opened, so that wheel animalcule is entered in wheel animalcule harvesting pond and is harvested, remaining liquid can pass through after harvesting The water pump being arranged between wheel animalcule harvesting pond 1 and blowoff basin 2 enters blowoff basin 2, and then is recycled back to bait culture pond and wheel animalcule Culture pond.
Place harvesting is fixed in circulating outdoor earth pond wheel animalcule culture apparatus provided by the invention, is not only able to reduce wheel Worm cultivates influence of the pool environment to harvest efficiency and wheel animalcule quality, and also helping reduces cost, improves the stability of harvesting, into And make the stable yield of wheel animalcule.
In the present invention, the blowoff basin 2 be mainly used for water storage and be arranged both sides circulation canal formed flow back.This In the invention device, water circulation is:Wheel animalcule culture pond or bait culture pond → wheel animalcule culture pond or bait culture pond The row of water outlet → first circulation channel → wheel animalcule harvesting pond water inlet → wheel animalcule harvesting pond → water pump → blowoff basin → blowoff basin Water inlet → wheel animalcule the culture pond or bait culture pond of the mouth of a river → second circulation channel → wheel animalcule culture pond/or bait culture pond, So move in circles.
It is provided with water pump 6 between wheel animalcule harvesting pond 1 of the present invention and blowoff basin 2, makes shape in device by controlling water pump 6 At the water circulation of orientation, water velocity can also be controlled.The currently preferred rate of circulating flow by described device is controlled 800 ~1200m3/ h, more preferably 900~1000m3/h.The harvesting speed in pond is harvested to wheel animalcule under rate of circulating flow of the present invention Rate increases, and makes harvest efficiency higher.
The present invention is located at the sieve that 150~300 mesh are arranged in wheel animalcule harvesting pond one end in the water pump, to be harvested to prevent Wheel animalcule also enters blowoff basin, the wheel animalcule density in wheel animalcule harvesting pond is on the one hand improved, in order to harvest;On the other hand, the sieve Size is merely able to stop ripe wheel animalcule, wheel animalcule bait then can by being recycled into wheel animalcule culture pond and bait culture pond, It realizes while harvesting wheel animalcule and supplement the purpose of bait.In the present invention, the mesh size size being arranged in the water pump is more Preferably 200 mesh.
In the present invention, the bait culture pond and wheel animalcule culture pond can be preferably arranged multiple, to increase wheel animalcule production Amount shortens wheel animalcule supply interval.It is currently preferred, the bait culture pond and wheel animalcule culture pond quantity is independent is set as 3 ~5, the preferred bait culture pond is equal with the quantity of wheel animalcule culture pond, volume.
It in conventional wheel animalcule list pond culture needs that multiple bait culture ponds are arranged, take up a large area, cost of land is high, and adopts Circulating cultivation is carried out with device of the present invention, a wheel animalcule culture pond only needs a bait culture pond supply, Toxigenic capacity can be effectively reduced.
In the present invention, the volume of the harvesting pond and blowoff basin is less than wheel animalcule culture pond or bait culture pond, relative to For the cultural method of common list pond, although provided with harvesting pond, blowoff basin and circulation canal, under same floor space Cultivate obtained wheel animalcule yield higher.
The sieve of 350~500 mesh is arranged in bait culture pond water inlet by the present invention, is to enter bait training to intercept wheel animalcule Pond is supported, so that bait culture pond is exclusively carried out wheel animalcule bait culture, prevents food density inadequate.It is described to be arranged in bait culture pond The mesh size of water inlet is preferably 400 mesh.And the water inlet of wheel animalcule culture pond is not provided with sieve, the wheel animalcule not harvested Then with wheel animalcule culture pond is recycled into, the operation of inoculating rotifer and dosage repeatedly are saved.
The present invention also provides a kind of circulating outdoor earth pond wheel animalcule culture sides using above-mentioned technical proposal described device Method includes the following steps;
(1) the inoculating rotifer bait into wheel animalcule culture pond and bait culture pond respectively;
(2) when the food concentrations in wheel animalcule culture pond reach 400mg/L or more, inoculating rotifer;
(3) when wheel animalcule quantity reaches harvesting density in wheel animalcule culture pond, open wheel animalcule culture pond, bait culture pond into The mouth of a river and water outlet open the discharge outlet of the water inlet and blowoff basin in wheel animalcule harvesting pond, the liquid in wheel animalcule harvesting pond are made by water pump Body is flowed to blowoff basin, and wheel animalcule is harvested in wheel animalcule harvests pond;
(4) after harvesting, the water inlet, water outlet, water inlet and discharge outlet are closed, continues to cultivate wheel animalcule;
(5) when the wheel animalcule quantity in wheel animalcule culture pond reaches harvesting density again, step (3)~(4) are repeated.
It is currently preferred to carry out disinfection to the circulating outdoor earth pond wheel animalcule culture apparatus before inoculating rotifer bait, The present invention is not particularly limited disinfection way, cultivates disinfection way using wheel animalcule commonly used in the art, for example bleaching powder disappears Poison, lime disinfection or ammonium hydroxide disinfection etc..
Disinfecting time of the present invention is preferably inoculated with preceding 3 days or more in wheel animalcule bait and carries out, to prevent disinfectant residual shadow Ring the activity of wheel animalcule and bait.
The present invention is intake into the circulating outdoor earth pond wheel animalcule culture apparatus, make the depth of water in device reach 0.8~ 1.2m.Water inlet, water outlet, water inlet and discharge outlet are closed after water inlet, are connect respectively into wheel animalcule culture pond and bait culture pond Kind wheel animalcule bait.
In the present invention, the wheel animalcule bait is preferably chosen from one kind in chlorella, chlamydomonas, flat algae and Isochrysis galbana Or a variety of, more preferably chlorella.When using chlorella as bait, wheel animalcule yield higher that the present invention cultivates.
In the present invention, the inoculum concentration of the wheel animalcule bait is preferably 150~300mg/L, more preferably 200mg/L.It connects After kind wheel animalcule bait, the present invention is applied fertilizer and is cultivated according to conventional wheel animalcule bait training method, and the present invention is to this without special It limits.
After inoculating rotifer bait of the present invention, the wheel animalcule bait in wheel animalcule culture pond and bait culture pond is trained respectively It educates, when the food concentrations in wheel animalcule culture pond reach 400mg/L or more, inoculating rotifer.
In the present invention, the opportunity of the inoculating rotifer be preferably wheel animalcule culture pond food concentrations 400mg/L~ 500mg/L。
In the present invention, the inoculum concentration of the wheel animalcule be 50~200/L, more preferably 80~150/L, most preferably 100/L.
Wheel animalcule cultural method of the present invention is only needed by circulating culture to wheel animalcule culture pond and bait culture pond A wheel animalcule bait inoculation, wheel animalcule inoculation are carried out, easy to operate, cost is relatively low.
The present invention to wheel animalcule be inoculated with after culture and fertilizer application condition be not particularly limited, using wheel animalcule well known in the art cultivate Mode.
When wheel animalcule quantity reaches harvesting density in wheel animalcule culture pond, the present invention opens wheel animalcule culture pond, bait culture pond Inlet and outlet, open wheel animalcule harvesting pond water inlet and blowoff basin discharge outlet, by water pump make wheel animalcule harvest pond Liquid to blowoff basin flow, wheel animalcule harvest pond in harvest wheel animalcule.
In the present invention, the wheel animalcule harvesting density is preferably 5000/L or more, more preferably 6000~10000/ L.The unlatching that the present invention passes through water inlet, water outlet, water inlet and discharge outlet so that circulation canal, wheel animalcule harvesting pond, draining Cycle is formed between pond, wheel animalcule culture pond and bait culture pond, is opened water pump and is made flow directed flow, it will be in wheel animalcule culture pond Wheel animalcule be transported in wheel animalcule harvesting pond and wait harvesting, since the wheel animalcule harvesting pond side of water pump is provided with the sieves of 150~300 mesh Net makes ripe wheel animalcule be constantly enriched in wheel animalcule harvests pond, is conducive to fishing for for wheel animalcule.On the other hand, in bait culture pond Wheel animalcule bait also with circulating, the individual of wheel animalcule bait is smaller, can be continued cycling through by the strainer of water pump, a part Bait culture pond is reentered, another part then adds in wheel animalcule culture pond, and it is synchronous to realize that wheel animalcule harvesting is supplemented with bait It carries out.
The present invention is not particularly limited the picking methods, using wheel animalcule picking methods familiar in the field of competence, For example it is caught using wheel animalcule phototaxis.
In the present invention, the water flow velocity in circulation canal is controlled in 800~1200m with water pump3/ h, more preferably 900 ~1000m3/h。
After harvesting, the present invention closes the water inlet, water outlet, water inlet and discharge outlet, continues to cultivate wheel animalcule. The wheel animalcule cultural method, bait culture method are carried out according to the usual manner of this field, and the present invention is to this without special limit It is fixed.
When the wheel animalcule quantity in wheel animalcule culture pond reaches harvesting density again, (3)~(4) wheel animalcule that repeats the above steps is adopted Receive the step of continuing culture.
In order to further illustrate the present invention, technical solution provided by the invention is retouched in detail with reference to embodiment It states, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
a:Circulatory pool specifications design:As shown in Figure 1, outdoor setting 3 bait culture ponds, 5,3 wheel animalcule culture ponds 4, 1 blowoff basin, 2,1 wheel animalcule harvesting 1,1, pond first circulation channels 31 and a second circulation channel 32.The wheel animalcule harvesting Pond 1 is provided with water inlet 8, and the blowoff basin 2 is provided with discharge outlet 7;The bait culture pond 5 and the wheel animalcule culture pond 4 are equal It is provided with water inlet 9 and water outlet 10;10 and of water outlet of the bait culture pond 5, wheel animalcule culture pond 4 and wheel animalcule harvesting pond 1 Water inlet 8 is connected with the first circulation channel 31, the draining of the blowoff basin 2, wheel animalcule culture pond 4 and bait culture pond 5 Mouth 7 and water inlet 9 are connected with the second circulation channel 32;It is equipped with water pump 6 between the wheel animalcule harvesting pond 1 and blowoff basin 2; It is provided with 400 mesh screens at the water inlet 9 of the bait culture pond 5;The water pump 6 is equipped with positioned at wheel animalcule harvesting 1 one end of pond 200 mesh screens.
Wherein 8 mu/of bait culture pond and wheel animalcule culture pond, blowoff basin take up an area 3 mu, and wheel animalcule harvests pond and takes up an area 5 mu, two Each 5 mu, totally 66 mu of circulation canal.
b:It intakes March to depth of water 1m, is sterilized with bleaching powder.April is in each wheel animalcule culture pond and bait culture pond It is inoculated with chlorella simultaneously, inoculum density is 150mg/L (3,000,000/mL).When chlorella density reach 400mg/L (8,000,000/ Inoculating rotifer when mL), inoculum density are 120/L.
c:Wheel animalcule harvests:When wheel animalcule culture pond reaches harvesting density (5000/L), the required wheel animalcule training harvested is opened The water inlet 9 and water outlet 10 of 4 both sides of pond are supported, the water inlet 9 of the bait culture pond both sides of corresponding wheel animalcule culture pond quantity is opened With water outlet 10;The water inlet 8 in wheel animalcule harvesting pond, the discharge outlet 7 of blowoff basin are opened simultaneously, and opening water pump 10 makes wheel animalcule harvest pond In liquid enter blowoff basin, in a device formed orientation flow, rate of circulating flow 1000m3/h。
After forming cycle, wheel animalcule is collected in wheel animalcule harvests pond, realizes the synchronous progress that wheel animalcule harvesting is supplemented with bait.When When wheel animalcule density in wheel animalcule pond is down to 2000/L or less, stop harvesting.It closes water inlet 8, discharge outlet 7, water inlet 9 and goes out The mouth of a river 10 continues to cultivate wheel animalcule, repeat the above steps.
d:As a result:After cultivating 50d, wheel animalcule 12000kg is harvested altogether, and the bait for realizing 30 mu of river crab earth pond ecological nursery supplies It answers.
Embodiment 2
a:Circulatory pool specifications design:In the blowoff basin 2 of wheel animalcule culture pond 4,1 of 5 bait culture ponds 5,5 of outdoor setting Pond 1 is harvested with 1 wheel animalcule.Wheel animalcule harvesting pond 1 is provided with water inlet 8, and the blowoff basin 2 is provided with discharge outlet 7;The bait Material culture pond 5 and the wheel animalcule culture pond 4 are both provided with water inlet 9 and water outlet 10;The bait culture pond 5, wheel animalcule culture The water outlet 10 and water inlet 8 in pond 4 and wheel animalcule harvesting pond 1 are connected with the first circulation channel 31, the blowoff basin 2, wheel The discharge outlet 7 and water inlet 9 of worm culture pond 4 and bait culture pond 5 are connected with the second circulation channel 32;The wheel animalcule is adopted Water pump 6 is equipped between receives pond 1 and blowoff basin 2;It is provided with 400 mesh screens at the water inlet 9 of the bait culture pond 5;The water Pump 6 is being equipped with 200 mesh screens positioned at wheel animalcule harvesting 1 one end of pond.
Wherein 8 mu/of bait culture pond and wheel animalcule culture pond, blowoff basin take up an area 3 mu, and wheel animalcule harvests pond and takes up an area 5 mu, two Each 6 mu, totally 96 mu of circulation canal.
b:It intakes March to depth of water 1.2m, is sterilized with bleaching powder.April is in each wheel animalcule culture pond and bait culture pond In be inoculated with chlorella simultaneously, inoculum density is 175mg/L (3,500,000/mL).When chlorella density reaches 450mg/L (9,000,000 A/mL) when inoculating rotifer, inoculum density be 100/L
c:Wheel animalcule harvests:When only reaching harvesting density (6000/L) there are one wheel animalcule culture pond, harvested needed for unlatching The water inlet 9 and water outlet 10 of 4 both sides of wheel animalcule culture pond, while opening the discharge outlet of the water inlet 8 in wheel animalcule harvesting pond, blowoff basin 7, it opens the liquid that water pump 10 makes wheel animalcule harvest in pond and enters blowoff basin, form orientation flow in a device, rate of circulating flow is 900m3/h。
After forming cycle, wheel animalcule is collected in wheel animalcule harvests pond, realizes the synchronous progress that wheel animalcule harvesting is supplemented with bait.When When wheel animalcule density in wheel animalcule pond is down to 2000/L or less, stop harvesting.It closes water inlet 8, discharge outlet 7, water inlet 9 and goes out The mouth of a river 10 continues to cultivate wheel animalcule, repeat the above steps.
d:As a result:After culture 50 days, wheel animalcule 25000kg is harvested altogether, realizes that the bait of 40 mu of river crab earth pond ecological nursery supplies It answers.
Embodiment 3
a:Circulatory pool specifications design:As shown in Figure 1, outdoor setting 5 bait culture ponds, 5,5 wheel animalcule culture ponds 4, 1 blowoff basin 2 and 1 wheel animalcule harvest pond 1.Wheel animalcule harvesting pond 1 is provided with water inlet 8, and the blowoff basin 2 is provided with draining Mouth 7;The bait culture pond 5 and the wheel animalcule culture pond 4 are both provided with water inlet 9 and water outlet 10;The bait culture pond 5, the water outlet 10 and water inlet 8 in wheel animalcule culture pond 4 and wheel animalcule harvesting pond 1 are connected with the first circulation channel 31, described The discharge outlet 7 and water inlet 9 of blowoff basin 2, wheel animalcule culture pond 4 and bait culture pond 5 are connected with the second circulation channel 32; It is equipped with water pump 6 between the wheel animalcule harvesting pond 1 and blowoff basin 2;400 mesh sieve is provided at the water inlet 9 of the bait culture pond 5 Net;The water pump 6 is being equipped with 200 mesh screens positioned at wheel animalcule harvesting 1 one end of pond.
Wherein 10 mu/of bait culture pond and wheel animalcule culture pond, 3 mu of blowoff basin occupation of land, 5 mu of wheel animalcule harvesting pond occupation of land, two Each 4 mu, totally 116 mu of a circulation canal.
b:It intakes March to depth of water 0.8m, is sterilized with bleaching powder.April is in each wheel animalcule culture pond and bait culture pond In be inoculated with chlorella simultaneously, inoculum density is 200mg/L (4,000,000/mL).When chlorella density reaches 480mg/L (9,500,000 A/mL) when inoculating rotifer, inoculum density be 130/L
c:Wheel animalcule harvests:When only reaching harvesting density (5500/L) there are one wheel animalcule culture pond, harvested needed for unlatching The water inlet 9 and water outlet 10 of 4 both sides of wheel animalcule culture pond, while opening the discharge outlet of the water inlet 8 in wheel animalcule harvesting pond, blowoff basin 7, it opens the liquid-liquid that water pump 10 makes wheel animalcule harvest in pond and enters blowoff basin, form orientation flow, rate of circulating flow in a device For 1100m3/h。
After forming cycle, wheel animalcule is collected in wheel animalcule harvests pond, realizes the synchronous progress that wheel animalcule harvesting is supplemented with bait.When When wheel animalcule density in wheel animalcule pond is down to 2000/L or less, stop harvesting.It closes water inlet 8, discharge outlet 7, water inlet 9 and goes out The mouth of a river 10 continues to cultivate wheel animalcule, repeat the above steps.
d:As a result:After cultivating 47d, wheel animalcule 31000kg is harvested altogether, and the bait for realizing 42 mu of river crab earth pond ecological nursery supplies It answers.
Embodiment 4
The wheel animalcule culture that ecological breeding is carried out in Liaoning Province Panjin City coastline area in 2015, implementation step are as follows:
a:Circulatory pool specifications design:Entire design pattern is as shown in Figure 1,5 bait culture ponds 5 in outdoor setting are taken turns Worm culture pond, 1 blowoff basin and 1 wheel animalcule harvest pond.Wheel animalcule harvesting pond is provided with water inlet, and the blowoff basin is provided with Discharge outlet;The bait culture pond and the wheel animalcule culture pond are both provided with inlet and outlet;The bait culture pond, wheel The water outlet and water inlet of worm culture pond and wheel animalcule harvesting 1 are connected with the first circulation channel, the blowoff basin, wheel animalcule training The discharge outlet and water inlet for supporting pond and bait culture pond are connected with the second circulation channel;The wheel animalcule harvesting pond and draining Water pump is equipped between pond;The water inlet of the bait culture pond is provided with 400 mesh screens;The water pump is harvested positioned at wheel animalcule Pond one end is equipped with 200 mesh screens.
Wherein 8 mu/of bait culture pond and wheel animalcule culture pond, blowoff basin take up an area 3 mu, and wheel animalcule harvests pond and takes up an area 5 mu, two Each 4 mu, totally 96 mu of circulation canal.
b:It intakes March to depth of water 0.8m, is sterilized with bleaching powder.April is in each wheel animalcule culture pond and bait culture pond In be inoculated with chlamydomonas, flat algae algae solution simultaneously, chlamydomonas, flat algae inoculum density be respectively 100mg/L (200,000/mL).When chlamydomonas and The inoculating rotifer when biomass of flat algae reaches 420mg/L, inoculum density are 120/L
c:Wheel animalcule harvests:When only reaching harvesting density (5500/L) there are one wheel animalcule culture pond, harvested needed for unlatching The inlet and outlet of wheel animalcule culture pond both sides, while the discharge outlet of the water inlet in wheel animalcule harvesting pond, blowoff basin is opened, it opens The liquid-liquid that water pump makes wheel animalcule harvest in pond enters blowoff basin, forms orientation flow, rate of circulating flow 1100m in a device3/ h。
After forming cycle, wheel animalcule is collected in wheel animalcule harvests pond, realizes the synchronous progress that wheel animalcule harvesting is supplemented with bait.When When wheel animalcule density in wheel animalcule pond is down to 2000/L or less, stop harvesting.Close water inlet, discharge outlet, water inlet and water outlet Mouthful, continue to cultivate wheel animalcule, repeat the above steps.
d:As a result:After cultivating 45d, wheel animalcule 24000kg is harvested altogether, and the bait for realizing 40 mu of river crab earth pond ecological nursery supplies It answers.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered It is considered as protection scope of the present invention.

Claims (10)

1. a kind of circulating outdoor earth pond wheel animalcule culture apparatus, including main culture systems and setting are in the main culture systems both sides And the first circulation channel being connected with the main culture systems and second circulation channel, the main culture systems include phase successively Wheel animalcule harvesting pond, blowoff basin, several wheel animalcule culture ponds and several bait culture ponds connect;
Wheel animalcule harvesting pond is provided with water inlet, and the blowoff basin is provided with discharge outlet;The bait culture pond and wheel animalcule training Foster pond is both provided with inlet and outlet;
The water inlet of the water outlet and wheel animalcule harvesting pond of the bait culture pond and wheel animalcule culture pond and the first circulation are logical Road is connected to, the discharge outlet and the water inlet of wheel animalcule culture pond and bait culture pond of the blowoff basin and the second circulation channel Connection;
Be equipped with water pump between wheel animalcule harvesting pond and blowoff basin, the water pump be equipped with 150 positioned at wheel animalcule harvesting pond one end~ 300 mesh screens;
The water inlet of the bait culture pond is provided with 350~500 mesh screens.
2. circulating outdoor earth pond wheel animalcule culture apparatus according to claim 1, which is characterized in that the bait culture pond and The quantity of wheel animalcule culture pond stands alone as 3~5.
3. circulating outdoor earth pond wheel animalcule culture apparatus according to claim 2, which is characterized in that the bait culture pond and The quantity of wheel animalcule culture pond is equal.
4. according to circulating outdoor earth pond wheel animalcule culture apparatus described in claims 1 to 3 any one, which is characterized in that described The volume of bait culture pond and wheel animalcule culture pond is equal.
5. using the circulating outdoor earth pond wheel animalcule cultural method of 4 any one described device of Claims 1 to 4, including following step Suddenly:
(1) the inoculating rotifer bait into wheel animalcule culture pond and bait culture pond respectively;
(2) when the food concentrations in wheel animalcule culture pond reach 400mg/L or more, inoculating rotifer;
(3) when wheel animalcule quantity reaches harvesting density in wheel animalcule culture pond, the water inlet of wheel animalcule culture pond, bait culture pond is opened And water outlet, open wheel animalcule harvesting pond water inlet and blowoff basin discharge outlet, by water pump make wheel animalcule harvest pond liquid to Blowoff basin flows, and wheel animalcule is harvested in wheel animalcule harvests pond;
(4) after harvesting, the water inlet, water outlet, water inlet and discharge outlet are closed, continues to cultivate wheel animalcule;
(5) when the wheel animalcule quantity in wheel animalcule culture pond reaches harvesting density again, step (3)~(4) are repeated.
6. circulating outdoor earth pond wheel animalcule cultural method according to claim 5, which is characterized in that in the step (1), wheel Worm bait is one or more in chlorella, chlamydomonas, flat algae and Isochrysis galbana.
7. according to the circulating outdoor earth pond wheel animalcule cultural method of claim 5 or 6, which is characterized in that the step (1) In, inoculum concentration of the wheel animalcule bait in wheel animalcule culture pond and bait culture pond stands alone as 150~300mg/L.
8. circulating outdoor earth pond wheel animalcule cultural method according to claim 5, which is characterized in that in the step (2), wheel The inoculum concentration of worm is 50~200/L.
9. circulating outdoor earth pond wheel animalcule cultural method according to claim 5, which is characterized in that the step (3) or (5) In, the harvesting density is 5000/L or more.
10. circulating outdoor earth pond wheel animalcule cultural method according to claim 5, which is characterized in that in the step (3), The water flow velocity in circulation canal is controlled in 800~1200m with water pump3/h。
CN201810459081.XA 2018-05-15 2018-05-15 A kind of circulating outdoor earth pond wheel animalcule culture apparatus and method Pending CN108719151A (en)

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CN110558258A (en) * 2019-10-09 2019-12-13 江苏省淡水水产研究所 indoor temporary rearing device and temporary rearing method for fry initial feed red nematodes
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