CN113207780A - Seedling cultivation and feeding habit domestication system and feeding habit trainer - Google Patents

Seedling cultivation and feeding habit domestication system and feeding habit trainer Download PDF

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Publication number
CN113207780A
CN113207780A CN202110516015.3A CN202110516015A CN113207780A CN 113207780 A CN113207780 A CN 113207780A CN 202110516015 A CN202110516015 A CN 202110516015A CN 113207780 A CN113207780 A CN 113207780A
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China
Prior art keywords
water
fry
domestication
feeding
habit
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CN202110516015.3A
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Chinese (zh)
Inventor
强俊
何杰
陶易凡
徐刚春
徐跑
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Freshwater Fisheries Research Center of Chinese Academy of Fishery Sciences
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Freshwater Fisheries Research Center of Chinese Academy of Fishery Sciences
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Priority to CN202110516015.3A priority Critical patent/CN113207780A/en
Publication of CN113207780A publication Critical patent/CN113207780A/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
    • A01K61/80Feeding devices
    • 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
    • A01K63/00Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/003Aquaria; Terraria
    • 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

Abstract

The invention discloses a seedling cultivation and feeding habit domestication system which comprises a seedling feeding habit domestication device, a pond, a greenhouse and a cultivation pool, wherein the cultivation pool is arranged in the greenhouse, cement is communicated with the pond through a main pipe and a water pump, and at least one seedling feeding habit domestication device is arranged in the cultivation pool. The seed feeding habit domestication device comprises a bait supporting device and a water supply system, the bait supporting device comprises a funnel and water spraying units, a plurality of water spraying units are spliced in the lower opening of the funnel, and each water spraying unit is communicated with the water supply system. The invention can perform feeding induction in the culture pond, the bait holder holds the sinking feed in the water layer to turn over up and down to play a live bait effect, thereby facilitating the ingestion of largemouth black bass fry, completing the stable transition from predation of the live bait to ingestion of granular feed, avoiding mutual cannibalism phenomenon caused by the starvation of the fry due to the unsuitability of food, having no ingestion rejection reaction during the feeding transition during domestication, improving the survival rate and the quality of the culture of the survival fry, and having simple and convenient equipment manufacture and installation, simple operation and no culture tail water discharge.

Description

Seedling cultivation and feeding habit domestication system and feeding habit trainer
Technical Field
The invention relates to the technical field of seedling cultivation equipment, in particular to a seedling cultivation and feeding habit domestication system and a feeding habit trainer.
Background
The Micropterus salmoides belongs to family Otophylliformes (Perciformes) family (Centrarchhidae) genus Micropterus, are omnivorous fishes mainly having carnivorous property and simultaneously feeding other baits, and can be fed with artificial compound feed after domestication. The largemouth bass mainly eats small zooplankton such as rotifer and the like in the fry stage; in the fish species stage, the large zooplankton of cladocera and copepods are mainly ingested.
The fry breeding under the condition of artificial breeding needs a domestication process at the fry stage, namely, the fish breeding is changed from mainly carnivorous to completely ingesting artificial pellet feed. The largemouth black bass starts to eat small fish when the body length reaches one inch, and the food intake can reach about 50% of the body weight, so that the largemouth black bass can eat food in a self-help way when food is deficient, and the largemouth black bass is more prone to meat eating in a seedling stage, which is also an important factor causing low survival rate in the domesticating process of the prior largemouth black bass.
At present, largemouth black bass fry is gradually transferred from an outer pond to a cultivation pond in a greenhouse for cultivation, the cultivation pond is generally dozens of square meters, the feeding, observation and management are facilitated, and the greenhouse can also play a role in heat preservation or sunshade and cooling. The improvement and the management of the feeding conditions are convenient for the seedling raising in the greenhouse breeding pond, but in the process of breeding the fry to the fingerlings, apart from the need of feeding opening baits such as rotifer, fairy shrimp larvae, transition baits such as fresh minced fish meat and other meat baits and granular feeds to complete the feeding habit conversion as in pond breeding, only the direct hard conversion from live baits to the fed feeds including minced meat, meat grains and granular feeds is carried out in the process, the feeding method and the feeding technology are not changed, and in addition, corresponding special breeding equipment is not changed. The survival rate of the large-scale fish fingerling feeding habit transformation is still not high although being improved to some extent, the survival rate reaches the limit under the existing conditions and technologies, the fingerlings are laggard in equipment, low in survival rate and not matched with the technologies in the feeding habit domestication process, the production requirements cannot be met, and a large improvement space is provided.
Disclosure of Invention
The invention aims to provide a seedling cultivation and feeding habit domestication system and a feeding habit domestication device, which are used for solving the problems in the prior art, so that sinking bait is overturned up and down in a water layer, the sensitivity and selectivity of seedlings on bait transformation are reduced, and the survival rate of feeding habit domestication is improved.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a seedling feeding habit domestication device which comprises a bait supporting device and a water supply system, wherein the bait supporting device comprises a funnel and a water spraying unit, a plurality of water spraying units are spliced in the lower opening of the funnel, and each water spraying unit is communicated with the water supply system.
Preferably, the water spraying unit comprises a water spraying cylinder and a three-way connecting part, the water spraying cylinder is detachably connected to the upper opening of the three-way connecting part, and the edges of the adjacent water spraying cylinders are spliced with each other.
Preferably, two collinear openings of the three-way connecting part are round pipes, the upper opening is a cone cylinder with a large upper part and a small lower part, the round pipes are connected in series on the water supply system, the water spraying cylinder is large upper part and small lower part, and the cone cylinder is connected with the water spraying cylinder in an inserting or clamping manner.
Preferably, the cross sections of the cone and the water spraying cylinders are both rectangular, and the water spraying cylinders are arranged in a rectangular array.
Preferably, the upper mouth area of the funnel is at least 490cm2
Preferably, the water supply system comprises branch pipes, collecting pipes and a main pipe, the main pipe is connected with a plurality of collecting pipes in parallel, the collecting pipes are connected with a plurality of branch pipes in parallel, the branch pipes are connected with a plurality of water spraying units in series, and the main pipe is communicated with a water source.
Preferably, the collecting pipe is communicated with the main pipe through a hose, and the main pipe is communicated with the water source through a water pump.
Preferably, the main pipe is provided with a pressure regulating valve.
The invention also relates to a seedling seed cultivation and feeding habit domestication system, which comprises the seedling feeding habit domestication device, a pond, a greenhouse and a cultivation pool, wherein the cultivation pool is arranged in the greenhouse, the cement is communicated with the pond through a main pipe and a water pump, and at least one seedling feeding habit domestication device is arranged in the cultivation pool.
Preferably, the area of the pond is 4-6 times of that of the cultivation pond, the pond provides initial feed, active feed and a purified water source for the fries, and sinking feed for fry feeding habit domestication is contained in a funnel of the fry feeding habit domestication device.
Compared with the prior art, the invention has the following technical effects:
the device can be installed and induced by feeding in the culture pond, the bait holder can hold the sinking feed in the water layer to turn over up and down to play a live bait effect, so that the largemouth bass fry can conveniently eat the sinking feed, the stable conversion from predation of the live bait to ingestion of the granulated feed is completed, the mutual cannibalism phenomenon caused by the starvation of the fries due to the unsuitability of food can not be caused, the feeding transition has no feeding and rejection reaction during domestication, the culture survival rate and the culture quality of the survival fries are improved, the device is simple to manufacture and install, the operation is simple, and no culture tail water is discharged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a first schematic structural diagram of a device for domesticating feeding habit of offspring seeds according to the present invention;
FIG. 2 is a schematic structural diagram of a device for domesticating feeding habit of offspring seeds according to the present invention;
FIG. 3 is a schematic view of a bait holder of the device for feeding habit domestication of offspring seeds according to the present invention;
FIG. 4 is a schematic structural view of a water spraying unit in the device for acclimatizing feeding habits of offspring seeds according to the present invention;
FIG. 5 is a schematic view of the structure of the three-way connection part of the device for acclimatizing feeding habits of offspring seeds according to the present invention;
FIG. 6 is a schematic view of a water spraying barrel in the device for feeding habit domestication of offspring seeds according to the present invention;
wherein: 100-fry feeding habit domestication device, 1-bait holder, 2-cultivation pool, 3-funnel, 4-main pipe, 5-water spraying unit, 6-collecting pipe, 7-water spraying cylinder, 8-three-way connection part, 9-cone, 10-round pipe, 11-branch pipe, 12-pressure regulating valve, 13-water pump, 14-hose.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The invention aims to provide a seedling cultivation and feeding habit domestication system and a feeding habit domestication device, which are used for solving the problems in the prior art, so that sinking bait can be overturned up and down in a water layer, the sensitivity and selectivity of seedlings on bait transformation are reduced, and the survival rate of feeding habit domestication is improved.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 6: this embodiment provides a seedling kind feeding nature domestication ware 100, including holding in the palm bait ware 1 and water supply system, hold in the palm bait ware 1 and include funnel 3 and water spray unit 5, has spliced in funnel 3's the end opening and has had a plurality of water spray unit 5, and funnel 3 can play the collection effect to the fodder, and every water spray unit 5 all communicates with water supply system.
The water spraying unit 5 comprises a water spraying cylinder 7 and a three-way connecting part 8, the water spraying cylinder 7 is detachably connected to the upper opening of the three-way connecting part 8, the edges of the adjacent water spraying cylinders 7 are spliced with each other, and feed leakage from gaps is avoided. Two collinear mouths of the three-way connecting part 8 are round pipes 10, vertebral cylinders 9 with big top and small bottom, the round pipes 10 are connected in series on a water supply system, the water spraying cylinders 7 are big top and small bottom, the vertebral cylinders 9 are connected with the water spraying cylinders 7 in an inserting or clamping manner, and the three-way connecting part is convenient to disassemble, assemble and maintain and replace. Vertebral columnThe cross sections of the 9 water spraying cylinders 7 are rectangular, so that the matrix arrangement and the splicing are facilitated, and the water spraying cylinders 7 are arranged in a rectangular array. The upper opening area of the funnel 3 is at least 490cm2The feeding area is ensured to be large enough, the upper opening of the funnel 3 can be in any shape such as a circle, an ellipse and a rectangle, but the edge is suitable for the shape which is convenient for splicing, and the funnel 3 and the water spraying cylinder 7 in the embodiment are preferably quadrangular pyramid hoppers.
The water supply system comprises branch pipes 11, collecting pipes 6 and a main pipe 4, wherein the main pipe 4 is connected with a plurality of collecting pipes 6 in parallel, the collecting pipes 6 are connected with a plurality of branch pipes 11 in parallel, the branch pipes 11 are connected with a plurality of water spraying units 5 in series, and the main pipe 4 is communicated with a water source. The collecting pipe 6 is communicated with the main pipe 4 through a hose 14, and the main pipe 4 is communicated with a water source through a water pump 13. The main pipe 4 is provided with a pressure regulating valve 12 which can regulate the height of a water column in the water spraying unit 5 or the rolling degree of the sinking feed, so that the sinking feed is similar to live bait and induces largemouth bass fry to ingest; after the feeding is finished, the water flow can be reduced to play a role in micro-flow water culture; during sewage discharge, the water pump 13 is closed, impurities such as residual baits and the like are deposited at the bottom of the tee joint through the funnels 3 and the water spraying cylinders 7 of the bait collecting and supporting devices 1, the residual baits and the impurities are pumped into the pond by connecting the main pipe 4 through the reverse water pump by opening the pressure regulating valve 12 on the main pipe 4, and the water quality of the cultivation pond 2 is purified. A plurality of bait holders 1 can be connected in parallel to the main pipe 4, depending on the area of the cultivation pond 2. A plurality of bait holders 1 are combined together to form a bait feeding area with a certain area, and the fed bait forms a feeding area in a water layer of the area for feeding largemouth black bass fries.
The embodiment still relates to a seedling is cultivated and feeding nature tame system, including foretell seedling feeding nature tame ware 100, pond, big-arch shelter and cultivation pond 2, cultivate pond 2 and set up in the big-arch shelter, cement and pond are through being responsible for 4 and water pump intercommunication, are provided with at least one seedling feeding nature tame ware 100 in the cultivation pond 2. The cultivation pool 2 is a cement pool which is built in the greenhouse, so that ventilation can be guaranteed, temperature control is easy, and light is easy to adjust; the greenhouse is covered with the heat preservation film at night, and the sunshade net is partially arranged when the light is too strong in the daytime. The cement pit is generally rectangular, the pit depth is about one to two meters, and in the embodiment, the cement pit is 8 meters long and 6.5 meters wide, the pit depth is 1.5 meters, and the area is more than 50 square meters.
The area of the pond is 4-6 times of that of the cultivating pond 2, the pond provides initial feed, active feed and purified water source for the fry, and sinking feed for fry feeding habit domestication is contained in the funnel 3 of the fry feeding habit domestication device 100. The pond is matched with the breeding quantity of largemouth black bass fry in a cement pond, and the matched pond is used for breeding rotifers and other small zooplanktons in the early stage so as to provide partial or all initial baits for the largemouth black bass fry; culturing large zooplankton such as cladocera, copepods and the like in the middle period, and providing partial or all active baits for largemouth black bass seedlings; the residual bait and the impurities are utilized to cultivate aquatic plants for cultivating shrimps in the later period, and the water quality purifying effect is provided for the cultivating pool 2 of the largemouth black bass species. The matched pond supplies and discharges water to and from the cement pond through the water pump 13 and the water pipe, fresh water and food are brought, and residual bait and impurities are discharged.
The specific cultivation and domestication process of the seedling cultivation and feeding domestication system of the embodiment is as follows:
feeding and feeding: the starter feed mainly comprises rotifer or fairy shrimp larva, living bodies or fresh keeping bodies; the fingerlings are mainly brachiales or copepods at the early stage, and are living or fresh-keeping bodies; the later stage mainly comprises fresh minced fish and particles. The bait casting is carried out in stages according to the feeding characteristics. Opening: by means of water circulation between the matched pond and the cement pond and by means of the rotifer cultivated in the matched pond, live fairy artemia larva, or fresh-keeping rotifer or fairy artemia larva can be added for keeping the abundance of the bait in the water. And (3) seedling early stage: the method mainly comprises the steps of taking large zooplankton cultured in a matched pond as a main material, and adding fresh-keeping cladocerans or copepods for keeping the abundance of baits in water. And (3) in the later period of the seedling: the fresh fish meat paste is converted into microparticles.
Pellet feed (sinking feed) domestication process: selecting corresponding pellet feed according to the size of fish fry, before general use, firstly beating fresh feed fish into meat pulp, adding about five times of clean water, uniformly mixing, filtering out fish meat tissue solution by using gauze, immersing the feed in the fish meat tissue solution, spreading the feed on a gauze without accumulation, and avoiding sunshine, ventilating and airing until no water stain exists on the hand holding the feed pellet. During domestication, fresh fish meat particles are fed first, and then the particle feed soaked with the fish tissue solution is used. The method is carried out according to a conventional domestication method, and the concentration of the fish tissue solution is firstly high and then low on a daily basis until the granular feed without soaking is completely fed.
Two specific examples are as follows:
example 1
A batch of 50 ten thousand largemouth black bass water blossoming fry needs to be cultivated to about 6 cm. And seedling cultivation is carried out in a cement pond of the greenhouse. Adopting cultivation without separate ponds to breed 1000 fish fries per square meter. The existing greenhouse is internally provided with 10 cement pools 2 with the depth of 1.5 meters, wherein the number of the cement pools is more than 50 square meters.
The matched pond is as follows: the matched pond is matched with the largemouth black bass fry cultivation in a cement pond of a greenhouse, and the existing 4 mu pond can be used as the matched pond.
Bait holder 1 and water flow regulation: when the upper openings 11 of the water spraying cylinders 7 of the plurality of water spraying units 5 are horizontally connected and combined together, a large rectangle with a large area is formed. After bait feeding, water flow sequentially passes through the water pump 13, the main pipe 4, the hose 14, the collecting pipe 6 and the three-way connecting part 8 on the branch pipe 11, flows upwards into the water spraying barrel 7 to spray water, and adjusts the pressure regulating valve 12 to enable bait particles to move in a water layer above the bait holder 1, so that the bait particles are similar to live baits and induce largemouth bass fry to eat. A plurality of bait holders 1 are combined together to form a bait feeding area with a certain area, and the fed bait forms a feeding area in a water layer of the area for feeding largemouth black bass fries. After the feeding is finished, the water flow can be reduced to play a role in micro-flow water culture; during sewage discharge, the water pump 13 is closed, impurities such as residual baits are collected into the funnel 3 of the bait holder 1 and deposited at the bottom of the three-way connecting part 8 through the water spraying cylinder 7, and the impurities are pumped out into the matched pond by connecting the pressure regulating pipe 22 with the reverse water pump (or water suction pump) through opening the pressure regulating valve 12 above the pressure regulating pipe 22. After equipment such as a bait holder 1 in a cement pond 2 is installed, water is added to the position, about 70 cm above the bait holder 1, water bloom fish fries are bred, 5 thousands of water blooms are bred in each cement pond 2, the bait holder 1 is started, water flow is circulated between the matched pond and the cement pond, and artificial bait is added according to the abundance of the bait.
Feeding and feeding: the method is carried out according to the conventional method for cultivating zooplankton by cultivating the fertilizer water in the pond. The open feed uses rotifers, mainly generates water circulation with the cement pool 2 in a matched pond to bring small zooplankton such as rotifers and the like, and when the abundance of bait in the cement pool 2 is less than 100 per cubic centimeter of water, fairy shrimp larvae are added as main, living bodies or fresh keeping bodies; the fingerlings are mainly cladocera or copepods at the early stage, and living bodies or fresh keeping bodies are added to ensure that each cubic centimeter of water body is 3-5, so that sufficient food is provided for the fingerlings; in the later period, the fresh minced fish and the particles are mainly used, and 3-5 particles in a cubic centimeter water body are kept. After 20 days, the feed fish seeds grow to about 3 cm, and the pellet feed domestication is started.
Domestication of granulated feed: selecting corresponding pellet feed according to fish species size, wherein the diameter of feed pellet is 0.8mm, feeding fresh fish meat pellet for 3 days during domestication, and then using the soaked pellet feed. The method is carried out according to a conventional domestication method, the concentration of the fish tissue solution is gradually reduced from high to low on a daily basis, and the fish tissue solution is fed with the non-soaked granulated feed after 7 days. The fish is cultivated for 40 days, and the fish grows to about 6 cm. After the fish is caught, 45 thousands of fish seeds are harvested together, the average yield is 5 kilograms per square meter, the survival rate is 90 percent, compared with the cement pond cultivation in a common greenhouse, the survival rate is improved by 20 to 30 percent, and the effect is obvious.
Example 2
A batch of 40 ten thousand largemouth black bass water blossoming fry needs to be cultivated to about 6 cm. And seedling cultivation is carried out in a cement pond of the greenhouse. The method adopts cultivation without separate ponds, and the water bloom fish fry is bred by about 800 tails per square meter. The existing cement pool 2 with more than 50 square meters has 10 mouths and the depth of the pool is 1.5 meters.
The matched pond is as follows: the matched pond is matched with the largemouth black bass fry cultivation in a cement pond of a greenhouse, and the existing 4 mu pond can be used as the matched pond.
The cement pool equipment of the greenhouse comprises: the cement pit is 8 meters long and 6.5 meters wide, 1.5 meters deep and has an area of more than 50 square meters.
Bait holder 1 and water flow regulation: the bait holder 1 and the water flow adjusting method are the same as those in the embodiment 1, except that water is added into the cement pond 2 to be about 80 cm above the bait holder 1, the fry of the water flowers are put in the pond, 4 thousands of water flowers are put in each cement pond 2, the bait holder 1 is started, the water flow is circulated between the matched ponds and the cement ponds, and artificial bait is added according to the abundance of the bait.
Feeding and feeding: the procedure of conventional pond culture of fertilized water for cultivation of zooplankton was carried out in the same manner as in example 1. After 20 days, the feed fish seeds grow to about 3 cm, and the pellet feed domestication is started.
Domestication of granulated feed: selecting corresponding pellet feed according to the size of the fish, wherein the diameter of the feed pellet is 0.8 mm. During domestication, fresh fish meat particles are fed for 3 days, and then the soaked granulated feed is used. The method is carried out according to a conventional domestication method, the concentration of the fish tissue solution is gradually reduced from high to low on a daily basis, and the fish tissue solution is fed with the non-soaked granulated feed after 7 days. Culturing for 35 days, and growing the fish seeds to about 6 cm. After the fish is caught, 38.2 thousands of fish seeds are harvested together, the average yield is 4.2 kilograms per square meter, the survival rate is 95 percent, compared with the cement pond cultivation in a common greenhouse, the survival rate is improved by 25 to 35 percent, and the effect is obvious.
In the embodiment, the feed fed by the bait feeder can generate a live bait effect, the ingestion rate of largemouth bass is increased, the phenomenon of mutual cannibalism caused by the fact that the seedlings are not suitable for hungry due to food is avoided, and the feeding property is transited during domestication without feeding rejection reaction; the device has the advantages of convenient collection of sediments such as residual bait, excrement and the like, reutilization of the residual bait in a matched pond, simple and convenient manufacture and installation of the device, simple operation, reasonable matching operation and no discharge of culture tail water.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims (10)

1. A seedling feeding habit domestication ware which characterized in that: including holding in the palm bait ware and water supply system, hold in the palm the bait ware and include funnel and water spray unit, a plurality of has been pieced together in the end opening of funnel water spray unit, every water spray unit all with water supply system intercommunication.
2. The fry habit domesticator of claim 1, characterized in that: the water spraying unit comprises a water spraying cylinder and a three-way connecting part, the water spraying cylinder is detachably connected to the upper opening of the three-way connecting part, and the edges of the adjacent water spraying cylinders are mutually spliced.
3. The fry habit domesticator of claim 2, characterized in that: two collinear mouths of the three-way connecting part are round pipes, cone barrels with big top and small bottom are arranged at the upper openings, the round pipes are connected in series on the water supply system, the water spraying barrels are big top and small bottom, and the cone barrels are connected with the water spraying barrels in an inserting or clamping manner.
4. The fry habit domesticator of claim 3, characterized in that: the cross sections of the cone and the water spraying cylinder are rectangular, and the water spraying cylinders are arranged in a rectangular array.
5. The fry habit domesticator of claim 1, characterized in that: the upper opening area of the funnel is at least 490cm2
6. The fry habit domesticator of claim 1, characterized in that: the water supply system comprises branch pipes, collecting pipes and a main pipe, wherein the main pipe is connected with a plurality of collecting pipes in parallel, the collecting pipes are connected with a plurality of branch pipes in parallel, the branch pipes are connected with a plurality of water spraying units in series, and the main pipe is communicated with a water source.
7. The fry habit domesticator of claim 6, characterized in that: the collecting pipe is communicated with the main pipe through a hose, and the main pipe is communicated with the water source through a water pump.
8. The fry habit domesticator of claim 6, characterized in that: the main pipe is provided with a pressure regulating valve.
9. A seedling culture and feeding habit domestication system is characterized in that: the device comprises the fry food habit domestication device, a pond, a greenhouse and a cultivation pool according to any one of claims 1 to 8, wherein the cultivation pool is arranged in the greenhouse, the cement is communicated with the pond through a main pipe and a water pump, and at least one fry food habit domestication device is arranged in the cultivation pool.
10. A seed rearing and feeding habit domestication system according to claim 9, wherein: the area of the pond is 4-6 times of that of the culture pond, the pond provides initial feed, active feed and a purified water source for the fries, and sinking feed for fry feeding habit domestication is contained in a funnel of the fry feeding habit domestication device.
CN202110516015.3A 2021-05-12 2021-05-12 Seedling cultivation and feeding habit domestication system and feeding habit trainer Pending CN113207780A (en)

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JP2009183160A (en) * 2008-02-04 2009-08-20 Marukan:Kk Filter element for underwater filter
TW201440642A (en) * 2013-04-18 2014-11-01 Chi-Tse Kuo Liquid and bubble separator of water circulation system
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CN207531676U (en) * 2017-08-03 2018-06-26 中国水产科学研究院南海水产研究所 It is a kind of to tame and docile material device suitable for the automatic of fish batch production seed rearing
CN107711616A (en) * 2017-11-02 2018-02-23 福建天马科技集团股份有限公司 A kind of tame and docile food method of mandarin fish seed
CN207744608U (en) * 2018-01-05 2018-08-21 李杨辉 A kind of bait maintenance and upper bait device
CN112119950A (en) * 2020-09-30 2020-12-25 天津市水产研究所 Method for food transfer domestication of larval black bass

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