CN112119949A - Method for improving survival rate of schizothorax photorrhiza in pond culture - Google Patents
Method for improving survival rate of schizothorax photorrhiza in pond culture Download PDFInfo
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- CN112119949A CN112119949A CN202011037805.5A CN202011037805A CN112119949A CN 112119949 A CN112119949 A CN 112119949A CN 202011037805 A CN202011037805 A CN 202011037805A CN 112119949 A CN112119949 A CN 112119949A
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- 241001275867 Schizothorax Species 0.000 title claims abstract description 26
- 230000004083 survival effect Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 241000251468 Actinopterygii Species 0.000 claims abstract description 46
- 238000011534 incubation Methods 0.000 claims abstract description 29
- 239000003814 drug Substances 0.000 claims abstract description 19
- 230000012447 hatching Effects 0.000 claims abstract description 19
- 230000001418 larval effect Effects 0.000 claims abstract description 14
- 238000009395 breeding Methods 0.000 claims abstract description 12
- 230000001488 breeding effect Effects 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims abstract description 11
- 235000013601 eggs Nutrition 0.000 claims abstract description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 8
- 241001247197 Cephalocarida Species 0.000 claims abstract description 4
- 241000595940 Notostraca Species 0.000 claims abstract description 4
- 208000031513 cyst Diseases 0.000 claims abstract description 4
- 241001275865 Schizothorax prenanti Species 0.000 claims description 16
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 7
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000003651 drinking water Substances 0.000 claims description 4
- 235000020188 drinking water Nutrition 0.000 claims description 4
- 208000010824 fish disease Diseases 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- OMJKWVKPIOIQDM-UHFFFAOYSA-N 3-bromo-1-chloroimidazolidine-2,4-dione Chemical compound ClN1CC(=O)N(Br)C1=O OMJKWVKPIOIQDM-UHFFFAOYSA-N 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- 235000012255 calcium oxide Nutrition 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- NFACJZMKEDPNKN-UHFFFAOYSA-N trichlorfon Chemical compound COP(=O)(OC)C(O)C(Cl)(Cl)Cl NFACJZMKEDPNKN-UHFFFAOYSA-N 0.000 claims description 3
- 229940079593 drug Drugs 0.000 claims description 2
- 238000012136 culture method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 241000016023 Schizothorax biddulphi Species 0.000 description 2
- 241000255777 Lepidoptera Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 201000009240 nasopharyngitis Diseases 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000384 rearing effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
- A01K61/13—Prevention or treatment of fish diseases
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/10—Culture of aquatic animals of fish
- A01K61/17—Hatching, e.g. incubators
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/003—Aquaria; Terraria
- A01K63/006—Accessories for aquaria or terraria
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a method for improving the survival rate of schizothorax photorrhiza in pond culture, which comprises the following steps: 1) constructing a multifunctional culture pond: 2) hatching fertilized eggs: controlling the water temperature in the hatching water tank to be 15-17 ℃ and the hatching time to be 50-55 h; 3) fry breeding: after the incubation is finished, controlling the water temperature in the incubation water tank to be 24-28 ℃, adding 2% saline solution into the incubation water tank by utilizing the circulating water tank, wherein the PH value of the saline solution is 7.9-8.4, and adding the artemia cysts according to the proportion of 2.5 g/L; opening the channel of the seedling tube by using a brake after 18-20 days, and directly putting the fairy shrimp and the crushed palatable feed into a fry breeding area; 4) adult fish culture: after the larval fish enters the larval fish culture area for culture for 10-15 days, opening the upper area changing through hole of the partition plate, and adding the medicine into the adult fish culture area by using the medicine adding assembly. The invention innovatively designs the multifunctional culture pond, can improve the survival rate of the fry and reduce the culture cost.
Description
Technical Field
The invention relates to the technical field of schizothorax prenanti culture, in particular to a method for improving the survival rate of schizothorax prenanti in pond culture.
Background
The Schizothorax prenanti is named as Lepidoptera, belongs to Cyprinales, Cyprinaceae, Schizothorax subfamily and Schizothorax prenanti, is common cold water wild native fish in producing areas, and inhabits in the bottom water areas of river trunks and branches. Due to the adverse effects of human activities and ecological environment, the resource amount of schizothorax prenanti is very rare, and a limited number of schizothorax prenanti can be harvested only in the season of dry water in winter each year. The schizothorax prenanti artificial domestication and breeding method has been reported to be successful in Yunnan schizothorax prenanti, schizothorax prenanti and schizothorax prenanti, and the domestication of schizothorax prenanti is less reported.
Therefore, the patent specification with the publication number of CN106577401A discloses a pond culture method of wild schizothorax biddulphi, which comprises the following specific steps: constructing a pond; selecting pool water; selecting fish fries; stocking the pond; managing in the middle period; and (6) harvesting. By adopting the pond culture method of the wild schizothorax bigarvinus, the wild schizothorax bigarvinus can be effectively fed in the pond, the growth speed of the schizothorax bigarvinus is increased, the growth period of the schizothorax bigarvinus is shortened while the wild physique of the wild schizothorax bigarvius is ensured, and the economic cost of the schizothorax bigarvinus is effectively improved.
However, the wild schizothorax biddulphi pond culture method has the following disadvantages in use: firstly, fry hatching and breeding are not in the same water source area, so that the fry is uncomfortable to water; secondly, the pond can not be automatically applied to prevent fish diseases, so that the survival rate of the culture is low and optimization and improvement are needed.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a method for improving the survival rate of schizothorax prenanti in pond culture.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
a method for improving the survival rate of schizothorax photorrhiza pond culture comprises the following steps:
1) constructing a multifunctional culture pond:
the multifunctional culture pond comprises a pond body, wherein an inner cavity of the pond body is divided into a fry culture area and a adult fish culture area by a partition plate, an incubation water tank is arranged in the fry culture area, a plurality of baffle plates are arranged at the upper part of the incubation water tank, a circulating water tank is fixed at one side of the pond body close to the incubation water tank, the circulating water tank and the incubation water tank form a circulating loop through a water inlet pipe and a water outlet pipe, a seedling outlet pipe is arranged at the side end of the bottom of the incubation water tank, a support plate is fixed at the top end of the partition plate, a pull valve capable of plugging the seedling outlet pipe is inserted into the support plate, an oxygen filling pump is fixed on the support plate, the oxygen filling pump is communicated with the bottom of the incubation water tank through an oxygen supply pipe, micropores are uniformly distributed at the lower part; a plurality of dosing assemblies for preventing fish diseases are fixed on the inner wall of the adult fish culture area;
2) hatching fertilized eggs:
controlling the water temperature in the hatching water tank to be 15-17 ℃, and placing fertilized eggs of schizothorax prenanti in the bottom of the hatching water tank for 50-55 h;
3) fry breeding:
after the incubation is finished, controlling the water temperature in the incubation water tank to be 24-28 ℃, adding 2% saline solution into the incubation water tank by utilizing the circulating water tank, wherein the PH value of the saline solution is 7.9-8.4, and adding the artemia cysts according to the proportion of 2.5 g/L; opening the channel of the seedling tube by using a brake after 18-20 days, and directly putting the fairy shrimp and the crushed palatable feed into a fry breeding area;
4) adult fish culture:
after the larval fish enters the larval fish culture area for culture for 10-15 days, opening the upper area changing through hole of the partition plate, guiding the larval fish to enter the adult fish culture area from the larval fish culture area by feeding feed in the adult fish culture area, adding medicine into the adult fish culture area by using a medicine adding assembly, and alternately using one of 0.3mg/L bromochlorohydantoin, 0.5mg/L crystal dipterex and 10mg/L quicklime every 10-15 days by adding the medicine.
Further, in the method for improving the survival rate of the schizothorax photolip fish in the pond culture, the single chip microcomputer, the heating plate and the temperature sensor are fixed on the side wall of the circulating water tank, when the temperature sensor detects that the water temperature in the circulating water tank is lower than a specified value, a signal is generated and sent to the single chip microcomputer, and the single chip microcomputer receives the signal and controls the heating plate to heat.
Furthermore, in the method for improving the survival rate of the schizothorax photorrhiza pond culture, the outer side of the circulating water tank is coated with the heat preservation layer.
Furthermore, in the method for improving the survival rate of the schizothorax photorrhagis in the pond, the medicine adding assembly comprises a cylindrical barrel, the inside of the cylindrical barrel is provided with the spiral blade rods, the top ends of the spiral blade rods are fixedly provided with belt wheels, the belt wheels of two adjacent spiral blade rods are in transmission connection through a synchronous belt, and the belt wheel of one spiral blade rod is also in transmission connection with the output shaft of the rotating motor through the synchronous belt; the upper end part of the tank body close to the cylindrical barrel is fixedly provided with a dosing groove which is communicated with the upper inner cavity of the cylindrical barrel through a drug guide pipe.
Furthermore, in the method for improving the survival rate of the schizothorax photorrhiza pond culture, the upper end of the cylindrical cylinder is provided with the end plate, and the lower end of the cylindrical cylinder is provided with the opening.
Further, in the method for improving the survival rate of the schizothorax photorrhiza pond culture, the seedling outlet pipe is a rectangular pipeline, and a rectangular insertion groove is formed in the upper side of the seedling outlet pipe; the pull valve is composed of a pull rod and a rectangular insertion plate, and the rectangular insertion plate is matched with the rectangular insertion groove.
Further, in the method for improving the survival rate of the schizothorax photofasciatus in pond culture, the water pumping pipe convenient for water replacement is further arranged inside the adult fish culture area, and the bottom end of the water pumping pipe is provided with a water pumping pump.
Furthermore, in the method for improving the survival rate of the schizothorax photodactylus in pond culture, the middle part of the adult fish culture area is provided with a fishing net bag which can be lifted.
The invention has the beneficial effects that:
the multifunctional culture pond is reasonable in structural design, on one hand, the multifunctional culture pond is innovatively designed, so that fertilized egg incubation, fry culture and adult fish culture can be realized in the same culture pond, the adaptability of fry to water is improved, the survival rate of the fry is improved, and the culture cost is reduced; on the other hand, a dosing assembly is additionally arranged, so that the regular dosing operation is simplified.
Of course, it is not necessary for any one product that embodies the invention to achieve all of the above advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a multifunctional culture pond of the present invention;
FIG. 2 is a schematic structural view of a partition plate in the multifunctional culture pond of the invention;
FIG. 3 is a schematic structural view of a seedling tube and a pull valve in the multifunctional culture pond of the invention;
FIG. 4 is a schematic structural view of a dosing assembly in the multifunctional culture pond of the invention;
in the drawings, the parts are numbered as follows:
1-a pond body, 2-a partition plate, 201-micropores, 202-a zone changing through hole, 3-a fry breeding zone, 4-a adult fish breeding zone, 5-an incubation water tank, 6-a baffle plate, 7-a circulating water tank, 8-a water inlet pipe, 9-a water outlet pipe, 10-a seedling outlet pipe, 101-a rectangular pipeline, 102-a rectangular insertion groove, 11-a support plate, 12-a pull valve, 121-a pull rod, 122-a rectangular insertion plate, 13-an oxygen filling pump, 14-an oxygen supply pipe, 15-a cylindrical barrel, 16-a helical blade rod, 17-a belt wheel, 18-a synchronous belt and 19-a medicine adding groove.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment is a method for increasing the survival rate of schizothorax prenanti in pond culture, comprising the following steps:
1) constructing a multifunctional culture pond:
the multifunctional culture pond comprises a pond body 1, wherein the inner cavity of the pond body 1 is divided into a fry culture area 3 and an adult fish culture area 4 by a partition plate 2. An incubation water tank 5 is arranged in the fry rearing area 3, and a plurality of baffle plates 6 are arranged at the upper part of the incubation water tank 5. One side that cell body 1 is close to hatching basin 5 is fixed with circulation tank 7, and circulation tank 7 passes through inlet tube 8 and drain pipe 9 and constitutes circulation circuit with hatching basin 5, and inlet tube 8 is close to the upper end setting of hatching basin 5, and drain pipe 9 is close to the lower extreme setting of hatching basin 5, can form little rivers. The side end of the bottom of the hatching water tank 5 is provided with a seedling tube 10, the top end of the clapboard 2 is fixed with a support plate 11, and a pull valve 12 which can seal the seedling tube 10 is inserted in the support plate 11. The seedling tube 10 is a rectangular pipeline 101, and a rectangular inserting groove 102 is formed in the upper side of the seedling tube. The pull valve 12 is composed of a pull rod 121 and a rectangular insertion plate 122, and the rectangular insertion plate 122 is matched with the rectangular insertion groove 102. An oxygen charging pump 13 is fixed on the support plate 11, and the oxygen charging pump 13 is communicated with the bottom of the hatching water tank 5 through an oxygen supply pipe 14. Micropores 201 are uniformly distributed at the lower part of the separator 2, and a region changing through hole 202 is arranged at the upper part of the separator 2; a plurality of dosing assemblies for preventing fish diseases are fixed on the inner wall of the adult fish culture area 4.
2) Hatching fertilized eggs:
controlling the water temperature in the hatching water tank to be 15-17 ℃, and placing fertilized eggs of schizothorax prenanti in the bottom of the hatching water tank for 50-55 h;
3) fry breeding:
after the incubation is finished, controlling the water temperature in the incubation water tank to be 24-28 ℃, adding 2% saline solution into the incubation water tank by utilizing the circulating water tank, wherein the PH value of the saline solution is 7.9-8.4, and adding the artemia cysts according to the proportion of 2.5 g/L; opening the channel of the seedling tube by using a brake after 18-20 days, and directly putting the fairy shrimp and the crushed palatable feed into a fry breeding area;
4) adult fish culture:
after the larval fish enters the larval fish culture area for culture for 10-15 days, opening the upper area changing through hole of the partition plate, guiding the larval fish to enter the adult fish culture area from the larval fish culture area by feeding feed in the adult fish culture area, adding medicine into the adult fish culture area by using a medicine adding assembly, and alternately using one of 0.3mg/L bromochlorohydantoin, 0.5mg/L crystal dipterex and 10mg/L quicklime every 10-15 days by adding the medicine.
In this embodiment, the lateral wall of circulating water tank 7 is fixed with singlechip, hot plate and temperature sensor, detects that the inside temperature of circulating water tank 7 is less than the specified value when temperature sensor, and the signal takes place gives the singlechip, and the singlechip accepts the signal and control the hot plate and heat. The outside of the circulating water tank 7 is coated with a heat-insulating layer.
In this embodiment, the medicine adding assembly includes a cylindrical barrel 15, and the upper end of the cylindrical barrel 15 is provided with an end plate, and the lower end is an opening. The inside of the cylindrical barrel 15 is provided with the spiral blade rods 16, belt wheels 17 are fixed at the top ends of the spiral blade rods 16, the belt wheels 17 of two adjacent spiral blade rods 16 are in transmission connection through a synchronous belt 18, and the belt wheel 17 of one spiral blade rod 16 is also in transmission connection with an output shaft of a rotating motor through the synchronous belt. A medicine feeding groove 19 is fixed at the upper end part of the pool body 1 close to the cylindrical barrel 15, and the medicine feeding groove 19 is communicated with the upper inner cavity of the cylindrical barrel through a medicine guide pipe.
In this embodiment, adult fish culture area 4's inside still is equipped with the drinking-water pipe of being convenient for trade water, and the bottom of drinking-water pipe is equipped with the suction pump. The middle part of the adult fish culture area 4 is provided with a fishing net bag which can be lifted.
One specific application of this embodiment is: the multifunctional culture pond is reasonable in structural design, on one hand, the multifunctional culture pond is innovatively designed, so that fertilized egg incubation, fry culture and adult fish culture can be carried out in the same culture pond, the adaptability of fry to water is improved, the survival rate of the fry is improved, and the culture cost is reduced; on the other hand, a dosing assembly is additionally arranged, so that the regular dosing operation is simplified.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A method for improving the survival rate of schizothorax photorrhiza pond culture is characterized by comprising the following steps:
1) constructing a multifunctional culture pond:
the multifunctional culture pond comprises a pond body, wherein an inner cavity of the pond body is divided into a fry culture area and a adult fish culture area by a partition plate, an incubation water tank is arranged in the fry culture area, a plurality of baffle plates are arranged at the upper part of the incubation water tank, a circulating water tank is fixed at one side of the pond body close to the incubation water tank, the circulating water tank and the incubation water tank form a circulating loop through a water inlet pipe and a water outlet pipe, a seedling outlet pipe is arranged at the side end of the bottom of the incubation water tank, a support plate is fixed at the top end of the partition plate, a pull valve capable of plugging the seedling outlet pipe is inserted into the support plate, an oxygen filling pump is fixed on the support plate, the oxygen filling pump is communicated with the bottom of the incubation water tank through an oxygen supply pipe, micropores are uniformly distributed at the lower part; a plurality of dosing assemblies for preventing fish diseases are fixed on the inner wall of the adult fish culture area;
2) hatching fertilized eggs:
controlling the water temperature in the hatching water tank to be 15-17 ℃, and placing fertilized eggs of schizothorax prenanti in the bottom of the hatching water tank for 50-55 h;
3) fry breeding:
after the incubation is finished, controlling the water temperature in the incubation water tank to be 24-28 ℃, adding 2% saline solution into the incubation water tank by utilizing the circulating water tank, wherein the PH value of the saline solution is 7.9-8.4, and adding the artemia cysts according to the proportion of 2.5 g/L; opening the channel of the seedling tube by using a brake after 18-20 days, and directly putting the fairy shrimp and the crushed palatable feed into a fry breeding area;
4) adult fish culture:
after the larval fish enters the larval fish culture area for culture for 10-15 days, opening the upper area changing through hole of the partition plate, guiding the larval fish to enter the adult fish culture area from the larval fish culture area by feeding feed in the adult fish culture area, adding medicine into the adult fish culture area by using a medicine adding assembly, and alternately using one of 0.3mg/L bromochlorohydantoin, 0.5mg/L crystal dipterex and 10mg/L quicklime every 10-15 days by adding the medicine.
2. The method for improving the pond culture survival rate of schizothorax photofrigida according to claim 1, wherein: the side wall of the circulating water tank is fixedly provided with a single chip microcomputer, a heating plate and a temperature sensor, when the temperature sensor detects that the temperature of water in the circulating water tank is lower than a specified value, a signal is generated and sent to the single chip microcomputer, and the single chip microcomputer receives the signal and controls the heating plate to heat.
3. The method for improving the pond culture survival rate of schizothorax photofrigida according to claim 2, wherein: and the outer side of the circulating water tank is coated with a heat-insulating layer.
4. The method for improving the pond culture survival rate of schizothorax photofrigida according to claim 1, wherein: the dosing assembly comprises a cylindrical barrel, the inside of the cylindrical barrel is provided with screw blade rods, belt wheels are fixed at the top ends of the screw blade rods, the belt wheels of two adjacent screw blade rods are in transmission connection through a synchronous belt, and the belt wheel of one screw blade rod is also in transmission connection with an output shaft of a rotating motor through the synchronous belt; the upper end part of the tank body close to the cylindrical barrel is fixedly provided with a dosing groove which is communicated with the upper inner cavity of the cylindrical barrel through a drug guide pipe.
5. The method for improving the pond culture survival rate of schizothorax photofrigida according to claim 4, wherein: the upper end of the cylindrical barrel is provided with an end plate, and the lower end of the cylindrical barrel is provided with an opening.
6. The method for improving the pond culture survival rate of schizothorax photofrigida according to claim 1, wherein: the seedling tube is a rectangular pipeline, and a rectangular insertion groove is formed in the upper side of the seedling tube; the pull valve is composed of a pull rod and a rectangular insertion plate, and the rectangular insertion plate is matched with the rectangular insertion groove.
7. The method for improving the pond culture survival rate of schizothorax photofrigida according to claim 1, wherein: adult fish breeds the inside in district and still is equipped with the drinking-water pipe of being convenient for trade water, the bottom of drinking-water pipe is equipped with the suction pump.
8. The method for improving the pond culture survival rate of schizothorax photofrigida according to claim 1, wherein: the middle part of the adult fish culture area is provided with a fishing net bag which can be lifted.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113040072A (en) * | 2021-04-02 | 2021-06-29 | 西藏自治区农牧科学院水产科学研究所 | Method and system for breeding Atlantic salmon in Lasa area in large scale |
| CN116098099A (en) * | 2023-02-01 | 2023-05-12 | 云南省渔业科学研究院 | In-situ isolation breeding device for indigenous fishes |
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| CN116098099A (en) * | 2023-02-01 | 2023-05-12 | 云南省渔业科学研究院 | In-situ isolation breeding device for indigenous fishes |
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