CN104782537B - A kind of imitative natural, ecological feeding method of dragon design spot juvenile fish - Google Patents
A kind of imitative natural, ecological feeding method of dragon design spot juvenile fish Download PDFInfo
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- CN104782537B CN104782537B CN201510125321.9A CN201510125321A CN104782537B CN 104782537 B CN104782537 B CN 104782537B CN 201510125321 A CN201510125321 A CN 201510125321A CN 104782537 B CN104782537 B CN 104782537B
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- fish
- juvenile fish
- bait
- feeding
- dragon design
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
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- 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
Pattern is fed the invention discloses a kind of imitative natural, ecological of dragon design spot juvenile fish, change full pond spread feed tradition feed mode, in the case where being adapted to intensive high-density breeding environment, using juvenile fish wedding invitation card wall, fear high light and tend to become weak that light, metabolism digestion is fast, the dynamic bait of happiness life habit, lured using dim light, it is adherent continuously feed mode, dragon design spot juvenile fish cluster is ingested.The present invention is accounted for 2% or so of fish body weight, fed daily 24 hours using the adherent continuous pattern that feeds fed with light trapping, day feeding volume；And using four kinds of particle diameters successively different granular bait for fish, according to the caliber size of juvenile fish, strengthen the palatability of juvenile fish, substantially increase the grazing rate of juvenile fish, survival rate, bait utilization and the speed of growth of juvenile fish are significantly improved, the individual growth difference caused by robbing food is reduced.
Description
Technical field
The present invention relates to the Optimal culture technology of juvenile fish, the imitative natural, ecological feeding method of specifically a kind of dragon design spot juvenile fish
Method.
Background technology
Dragon design spot be Australia primary fingerling, be most top plain boiled pork fish, the big economic fish of Australia ranking four it
Head, is one of fresh-water fishes maximum in the world.Its scientific name is worm line river blackfish (Macculochella peeli), belongs to Perciformes
(Perciformes) , Sushi Percidaes (Percichthyidae), river blackfish category (Macculochella).
Dragon design spot belongs to predacious fish, and habit is violent, and juvenile fish metabolism is fast, heavy, rob food seriously, 2- of heavy meal
Need to feed again after 3 hours, otherwise the phenomenon mutually stung occurs in hungry juvenile fish.Traditional full pool spilling head, a small amount of multiple feed
Mode, does not only take up substantial amounts of artificial, and the time fed and consumption are difficult to hold, and can not meet taking the photograph for dragon design spot juvenile fish
Food demand, so feeding can cause individual growth difference big for a long time, finally occur that juvenile fish specification is substantially broken up, big fish eats small
The phenomenon of fish, while can also cause that grazing rate is low, bait utilization is low, the speed of growth is slow, the low serious consequence of survival rate.
At present, the cultural technique of domestic dragon design spot and immature, the especially Throwing bait technique of dragon design spot juvenile fish, in fish
In breeding process, bait throwing in is very crucial sport technique segment.At present in the cultivation of dragon design spot, generally use fixed point, timing, determine
Amount feeds mode, so easily causes that ingesting for juvenile fish is unbalanced, so as to result in the polarization of fish body body weight.Can root
According to dragon design spot juvenile fish wedding invitation card wall, fear high light tend to become weak light, metabolism digestion is fast, the dynamic bait of happiness life habit improves the mode that feeds is raising
Dragon design spot juvenile fish survival rate, bait utilization and the speed of growth and the effective way for reducing individual growth difference phenomenon.
The content of the invention
Goal of the invention：It is an object of the invention to change full pond spread feed, a small amount of quantitative tradition multiple, of fixed place and time is fed
Mode there is provided it is a kind of according to dragon design spot juvenile fish wedding invitation card wall, fear high light and tend to become weak light, the metabolism fast life habit of digestion and the company determined
It is continuous uninterruptedly to feed mode, to improve survival rate, bait utilization and the speed of growth of dragon design spot juvenile fish, reduce and led because robbing food
The individual growth difference of cause.
Technical scheme：The imitative natural, ecological feeding method of a kind of dragon design spot juvenile fish of the present invention, intensive highly dense
Degree circulating water culture system in the environment of fed, the cultivating system by culturing pool, culvert system, foam remover,
Filtration system and Online Monitoring Control System are constituted；During dragon design spot juvenile fish cultivates, using fresh water as breeding water body, and use
Full greenhouse shading treatment；According to the life habit of dragon design spot juvenile fish, mode is fed using what adherent continuous, dim light was lured, it is described
Adherent continuously to refer to set intelligent device for feeding fish bait on the pool wall of culturing pool, the intelligent device for feeding fish bait takes 24 hours uninterruptedly
Mode is fed, the granular bait for fish of different-grain diameter is fed according to different juvenile fish specifications, and day feeding volume accounts for the 1- of fish body gross weight
3%, the device for feeding fish bait is provided with food calling lamp, and using the processing of weak light lamp food calling.
As optimization, the temperature range of the breeding water body is 25-28 DEG C.
As optimization, cultivation density of the dragon design spot juvenile fish in culturing pool is 200 tails/m3, dragon design spot juvenile fish specification
Scope is between 2.5g-15g.
As optimization, intelligent device for feeding fish bait, the intelligent device for feeding fish bait are set at least one pool wall of the culturing pool
It is 15cm apart from the distance of pool wall, is 25cm apart from the distance of the water surface.
As optimization, the speed that feeds of the intelligent device for feeding fish bait is 5-8g/ hours.
As optimization, the luminous intensity of the food calling lamp is 600-800lx.
As optimization, the intelligent device for feeding fish bait includes intelligence control system, dynamical system and structural framework, the intelligence
Can control system include be connected with each other control box and voltage-stablizer, the dynamical system include be connected with each other electric disc with
And motor, the motor electrically connects with the control box, and the structural framework includes fixed support, storage bin, gone out
Material mouth and food calling lamp, the storage bin and discharging opening are fixed on the fixed support by support bracket, the discharging opening
It is made up of inside and outside two layers of pipe, wherein interior pipe is connected with the storage bin, outer pipe is connected with the electric disc, and interior
Pipe is provided with interior otch, and outer pipe is provided with outer otch.
As optimization, the control box is provided with time control knob and speed control knob.
As optimization, the outer otch is also associated with flow deflector, and the flow deflector length slightly above the electronic circle
The edge of disk.
As optimization, the food calling lamp is connected to the support bracket fastened bottom by bent metal tube, described to lure
Food lamp uses rated power for 1W tengsten lamp.
Beneficial effect：The present invention changes the fixed points of conventional inefficiencies, timing, quantitatively feeds mode, by using
24 hours continual to feed mode, and with reference to the food calling lamp of dim light, all fishes can have so that grazing rate reach 95% with
On, survival rate is more than 90%, and juvenile fish grows to 15g only with 40 days by 2.5g, substantially increases the speed of growth of dragon design spot juvenile fish
Uniformity, grazing rate, survival rate and growth speed, it is to avoid the polarization of fish body.
Brief description of the drawings
Fig. 1 is intelligent device for feeding fish bait structural representation of the invention.
Embodiment
A kind of imitative natural, ecological feeding method of dragon design spot juvenile fish, the i.e. ring in intensive high density circulating water culture system
Fed under border, the cultivating system is controlled by culturing pool, culvert system, foam remover, filtration system and on-line monitoring
System processed is constituted；During dragon design spot juvenile fish cultivates, using fresh water as breeding water body, the temperature range of breeding water body is 25-28
℃.And full greenhouse shading treatment is used, cultivation density of the dragon design spot juvenile fish in culturing pool is 200 tails/m3, dragon design spot children
Fish specification limit is between 2.5g-15g.According to the life habit of dragon design spot juvenile fish, using feeding that adherent continuous, dim light is lured
Mode, it is described it is adherent continuously refer to set intelligent device for feeding fish bait on the pool wall of culturing pool, the intelligent device for feeding fish bait takes 24
Hour uninterruptedly feeds mode, and the granular bait for fish of different-grain diameter is fed according to different juvenile fish specifications, and day feeding volume accounts for fish body
The 1-3% of gross weight, the device for feeding fish bait is provided with food calling lamp, and using the processing of weak light lamp food calling.
Fig. 1 is the structural representation of intelligent device for feeding fish bait used in the present invention.Including intelligence control system, dynamical system
And structural framework, the intelligence control system includes control box and the voltage-stablizer being connected with each other, and the dynamical system includes
The electric disc 5 and motor 12 of interconnection, the motor 12 are electrically connected with the control box, the structural bone
Frame includes fixed support 1, storage bin 2, discharging opening 4 and food calling lamp 6, and the storage bin 2 and discharging opening 4 pass through support bracket 3
It is fixed on the fixed support 1, the discharging opening 4 is made up of inside and outside two layers of pipe, one of pipe and the storage bin
2 connections, another pipe is connected with the electric disc 5, and interior otch 7, outer otch 9 are respectively provided with two pipes.
As the further optimization of above-mentioned technical proposal, the control box is provided with time control knob 10 and rotating speed control
Knob 11 processed, can regulate and control Feeding time and disk rotational speed.The outer otch 9 is also associated with flow deflector 8, and the water conservancy diversion
Edge of the length of piece 8 slightly above the electric disc 5.The storage bin 2 is the barrel-shaped structure of polyethylene, the discharging opening 4
It is made up of inside and outside two layers of PVC pipes.The food calling lamp 6 is connected to the bottom of the fixed support 1 by bent metal tube
Portion, the food calling lamp 6 uses rated power for 1W tengsten lamp.The rated voltage of the motor 12 is 12V, rotational speed regulation
Scope is 10-15 revs/min.The electric disc 5 uses PVC material disc structures, and passes through circle with the bottom of discharging opening 4
Connected in star matches.The top of the storage bin 2 is provided with hopper cover 7.
The output voltage 12V of above-mentioned voltage-stablizer, is connected through time control box with device for feeding fish bait；The fixed support is iron
Material, it is welded to form；The storage bin is polyethylene material, diameter 11.5cm, high 20cm, volume 2L；The discharging opening
It is made up of double-deck PVC pipes, outer layer pipe diameter 9cm, internal layer pipe diameter 8cm, wherein internal layer are bait buffering chamber, and are cut
The long 6cm of mouth, wide 2cm, outer layer is provided with water conservancy diversion by long 7cm, high 1cm otch and internal layer otch co- controlling discharging speed
Piece, the uniform of control bait is fallen into pond；The electric disc and motor are fixed together composition, and disk is PVC materials, can
Rotating speed is adjusted by rate controlling knob；The food calling lamp, is connected by the metal tube that can arbitrarily bend with support, can adjust food calling lamp
Angle.
Device for feeding fish bait of the present invention can store bait in storage bin, by rotate two knobs in control box come
Electric disc is controlled to rotate, electric disc drives bait outflow buffering chamber, by the guiding of flow deflector, slowly falls into pond, stores up
The bait that bait in feed bin flows out by Action of Gravity Field, lasting supplement, in the presence of food calling lamp, attracts the shoal of fish to ingest.
Cultivate the general 60m of pool area2, an above-mentioned intelligent miniature disk bait throwing in is respectively installed on culturing pool surrounding pool wall
Machine, the intelligent device for feeding fish bait is 15cm apart from the distance of pool wall, is 25cm apart from the distance of the water surface.Feed speed and be adjusted to 5-
8g/h, food calling light emphasizes that to 600-800lx bait is fallen into culturing pool along pool side, because bait particle is small, and buoyancy is big, then
In addition the effect of recirculated water current, bait can suspend in water 8-10 seconds, in this process, and predisposition food lamp is gathered in device for feeding fish bait
Neighbouring juvenile fish can ingest, and juvenile fish can leave after end of ingesting, and the juvenile fish not yet ingested can come to ingest successively, entirely cultivate
Lasting feeding area, feeding ground is formd in pond, make dragon design spot juvenile fish perch it is travelling during can just ingest, solve because robbing food
Caused growth differences and mutually sting problem.
It is example with reference to the intensive cycle water cultivation of our company, illustrates the overall process for implementing this method.
(1) cultivating system
Carried out under conditions of intensive circulating water culture system, the cultivating system of dragon design spot juvenile fish by culturing pool, enter draining
System, foam remover, filtration system and Online Monitoring Control System composition, fishpond area 60m2, depth of water 1m, water body one hour
Circulation primary.
(2) breeding environment
During dragon design spot juvenile fish cultivates, using freshwater aquiculture water body, water temperature is controlled at 25-28 DEG C, full greenhouse shading, cultivation
Density is 200 tails/m3。
(3) juvenile fish life habit
Dragon design spot juvenile fish wedding invitation card wall is perched and fears high light, and happiness is perched in the pool wall of culturing pool and corner, and is having sunlight
Or the region relatively become clear rarely has distribution, obvious avoidance behaviour is had through light-illuminating, but dragon design spot juvenile fish likes dim light, in light
During strong below 1000lx, dragon design spot juvenile fish has obvious cluster and ingested phenomenon, and the stage of ingesting of juvenile fish is mainly in particulate material
During decline, and dragon design spot juvenile fish f eeding rhythm is in continuity, has the shoal of fish to come to ingest in whole day.
(4) bait feeding
Culturing pool or so respectively installs an intelligent miniature disk device for feeding fish bait (as shown in Figure 1) on pool wall twice, feeds speed
Degree is adjusted to 5g/h, and food calling light emphasizes that to 600-800lx bait is fallen into culturing pool along pool side, because bait particle is small, buoyancy
Greatly, the effect of recirculated water current in addition, bait can be suspended in water 8-10 seconds, in this process, and predisposition food lamp is gathered in
Juvenile fish near device for feeding fish bait can be ingested, and juvenile fish can be left after end of ingesting, and two lasting throwings are formd in whole culturing pool
Bait.
(5) bait mode is changed
Juvenile fish initially feeds model C1 (particle diameter 0.7mm) bait, and 20% C1 is replaced by into C2 every 1 day after 5 days
(particle diameter 1.0mm), until C1 is all changed into C2.Change bait C3 (particle diameter 1.2mm), C4 (particle diameter 1.4mm) in this approach afterwards.
Sample result：The grazing rate of dragon design spot juvenile fish reaches more than 95%, and survival rate is more than 90%, and juvenile fish is by 2.5g length
To 15g only with 40 days, grazing rate, the survival rate and growth speed of dragon design spot juvenile fish are substantially increased.
The above is only the non-limiting implementation of invention, for the person of ordinary skill of the art, is not being taken off
On the premise of conceiving from the invention and do not make creative work, some deformations and transformation can also be made, these all belong to
In protection scope of the present invention.
Claims (1)
1. a kind of imitative natural, ecological feeding method of dragon design spot juvenile fish, it is characterised in that：In intensive high density circulating water cultivation
Fed in the environment of system, the cultivating system by culturing pool, culvert system, foam remover, filtration system and
Line monitor control system is constituted；During dragon design spot juvenile fish cultivates, using fresh water as breeding water body, and using at full greenhouse shading
Reason；According to the life habit of dragon design spot juvenile fish, mode is fed using what adherent continuous, dim light was lured, it is described adherent continuously to refer to
Intelligent device for feeding fish bait is set on the pool wall of culturing pool, and the intelligent device for feeding fish bait is taken 24 hours and uninterruptedly feeds mode, root
The granular bait for fish of different-grain diameter is fed according to different juvenile fish specifications, and day feeding volume accounts for the 1-3% of fish body gross weight, the device for feeding fish bait
Food calling lamp is provided with, and using the processing of weak light lamp food calling；The temperature range of the breeding water body is 25-28 DEG C；The dragon design spot
Cultivation density of the juvenile fish in culturing pool is 200 tails/m3, dragon design spot juvenile fish specification limit is between 2.5g-15g；The cultivation
Intelligent device for feeding fish bait is set at least one pool wall in pond, and the intelligent device for feeding fish bait is 15cm, distance apart from the distance of pool wall
The distance of the water surface is 25cm；The speed that feeds of the intelligent device for feeding fish bait is 5-8g/ hours；The luminous intensity of the food calling lamp is
600-800lx；The intelligent device for feeding fish bait includes intelligence control system, dynamical system and structural framework, the Based Intelligent Control
System includes control box and the voltage-stablizer being connected with each other, and the dynamical system includes electric disc and the driving being connected with each other
Motor, the motor is electrically connected with the control box, the structural framework include fixed support, storage bin, discharging opening with
And food calling lamp, the storage bin and discharging opening be fixed on the fixed support by support bracket, and the discharging opening is by inside and outside
Two layers of pipe is constituted, wherein interior pipe is connected with the storage bin, outer pipe is connected with the electric disc, and is set on interior pipe
There is interior otch, outer pipe is provided with outer otch；The control box is provided with time control knob and speed control knob；It is described
Outer otch is also associated with flow deflector, and the flow deflector length slightly above the electric disc edge；The food calling lamp leads to
Cross bent metal tube and be connected to the support bracket fastened bottom, the food calling lamp uses rated power for 1W tengsten lamp.
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| CN201510125321.9A CN104782537B (en) | 2015-03-23 | 2015-03-23 | A kind of imitative natural, ecological feeding method of dragon design spot juvenile fish |
Applications Claiming Priority (1)
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| CN201510125321.9A CN104782537B (en) | 2015-03-23 | 2015-03-23 | A kind of imitative natural, ecological feeding method of dragon design spot juvenile fish |
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| CN104782537A CN104782537A (en) | 2015-07-22 |
| CN104782537B true CN104782537B (en) | 2017-07-11 |
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| CN107114292B (en) * | 2017-06-28 | 2020-02-18 | 安徽省蒙城县恒瑞面粉有限公司 | Feeding device for fish pond |
| CN107155999B (en) * | 2017-06-30 | 2022-06-07 | 中国水产科学研究院黄海水产研究所 | Device and method for feeding and pond reversing of takifugu rubripes juvenile fish clusters under weak light induction |
| CN109699533A (en) * | 2019-02-26 | 2019-05-03 | 南通龙洋水产有限公司 | A kind of live bait feeding method improving dragon design spot spray seedling survival rate |
| CN113711970A (en) * | 2021-10-15 | 2021-11-30 | 智循环(南京)水产科技有限责任公司 | Industrial culture system and method for penaeus vannamei boone with intermittent and continuous feed feeding |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2513606A1 (en) * | 1981-09-29 | 1983-04-01 | Couvreur Gerard | Distributor for powder or granular material - has gravity flow from tank outlet pipe to rotating distributor disc |
| CN1237869C (en) * | 2003-12-03 | 2006-01-25 | 中国水产科学研究院黄海水产研究所 | Water treatment method of circulating water fish culture in factory style |
| WO2010027788A1 (en) * | 2008-08-26 | 2010-03-11 | Monsanto Technology Llc | Aquaculture feed, products, and methods comprising beneficial fatty acids |
| CN103891653B (en) * | 2014-04-14 | 2015-07-15 | 江苏中洋集团股份有限公司 | Pond ecological aquaculture technology of new species of Murray cods |
| CN103947585B (en) * | 2014-04-14 | 2016-06-01 | 江苏中洋集团股份有限公司 | A kind of dragon design spot green-house scale cultural method |
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Effective date of registration: 20210421 Address after: 226600 Chuangang Road, Laoba Port Binhai New Area, Haian City, Nantong City, Jiangsu Province Patentee after: JIANGSU ZHONGYANG ANIMAL NUTRITION TECHNOLOGY Co.,Ltd. Address before: 226600, No. 98 Middle South Road, Haian County, Nantong, Jiangsu Patentee before: JIANGSU ZHONGYANG GROUP Co.,Ltd. |