CN211510258U - Bicarbonate saline-alkali soil pond circulating water ecological breeding system - Google Patents
Bicarbonate saline-alkali soil pond circulating water ecological breeding system Download PDFInfo
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- CN211510258U CN211510258U CN201922192616.4U CN201922192616U CN211510258U CN 211510258 U CN211510258 U CN 211510258U CN 201922192616 U CN201922192616 U CN 201922192616U CN 211510258 U CN211510258 U CN 211510258U
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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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
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Abstract
The utility model relates to an ecological breed field provides an ecological farming systems of bicarbonate saline and alkaline land pond circulating water, including breeding pond, ecological bank protection and ecological purification pond, breed the pond and include fish culture district and shrimp breed the district, breed the pond side and be provided with the sedimentation canal, breed the breed tail water discharge that the pond produced and deposit the back and spill into ecological bank protection again in the sedimentation canal, filter through ecological bank protection, the breed tail water after adsorption treatment flows in the ecological purification pond that is located the slope bottom side of ecological bank protection, and breed pond cyclic utilization is introduced by backflow pipeline to the breed tail water after ecological purification pond is handled. The utility model discloses a farming systems application multi-nutrition level synthesizes breed mode and saline and alkaline land pond culture tail water biology, ecological purification measure, can ensure aquatic products quality safety, can improve again and breed comprehensive economic benefits, has extensive popularization prospect.
Description
Technical Field
The utility model relates to an ecological breed field, more specifically relates to a bicarbonate saline and alkaline land pond circulating water ecological farming systems.
Background
Saline-alkali water is a third water resource different from seawater and fresh water, and in recent years, due to the definition of red lines in natural conservation areas, basic farmlands and the like and the emergence of new environmental laws and regulations, the space for fishery development is limited, saline-alkali wastelands are scientifically and reasonably developed, and the development of ecological culture becomes a direction for green development of aquaculture.
At present, most of yellow river beaches in Shanxi province belong to heavy carbonate type saline-alkali soil, underground water has the characteristics of high pH, high carbonate salinity, ion proportion imbalance and the like, aquaculture in the saline-alkali soil is influenced by water source conditions and geographical environment, water is mainly added and supplemented for aquaculture, water exchange amount is limited to a certain extent, water change is generally small, and regulation and control of water quality in the aquaculture process become key points, while the traditional pond aquaculture mode is characterized by an open aquaculture mode with high density, high bait casting rate and high water change rate, high biological load and high input are remarkable, a large amount of residual baits, fertilizers and biological metabolites are accumulated, so that the self-purification capacity of aquaculture water is reduced, water eutrophication is remarkable, the self-pollution of the aquaculture water exceeds the water load capacity of a pond, and meanwhile, the exogenous water environment deterioration also causes the aggravation of the water load of the pond and fish diseases frequently occur, causes great loss to the aquaculture industry and also causes great pressure to the water ecological environment.
The core of the pond circulating water aquaculture mode lies in aquaculture tail water ecological management, at present, saline-alkali water bodies under saline-alkali soil conditions have salt stress effect on animals and plants to cause poor stability of pond aquaculture water bodies, the saline-alkali characteristics of the pond water bodies are aggravated by ion exchange between the bottom of the pond and the water bodies, and the water body stability of a saline-alkali soil pond is realized on the basis of comprehensive utilization of multiple nutrition levels of the water bodies and timely discharge of tail water at the bottom of the pond. In addition, the existing culture conditions of the saline-alkali area, the culture tail water treatment process taking the ecological ditch, the filter dam, the aeration tank and the ecological treatment tank as main contents is not suitable for ecological purification of the culture tail water of the saline-alkali area.
Therefore, it is necessary to provide a bicarbonate saline-alkali land pond circulating water ecological breeding system for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the prior art mentioned above, at least one defect (not enough) provides a bicarbonate saline-alkali land pond circulating water ecological breeding system.
For solving the technical problem, the utility model discloses the technical scheme who adopts as follows:
a bicarbonate saline-alkali land pond circulating water ecological culture system comprises a culture pond, a sewage discharge pipeline, an ecological slope protection, an ecological purification pond and a return pipeline in sequence along the flowing direction of culture tail water;
the culture pond comprises a fish culture area and a shrimp culture area;
a sedimentation channel is arranged on a pond bank on the side of the culture pond, and culture tail water generated by the culture pond is discharged into the sedimentation channel through a sewage discharge pipeline for sedimentation;
the ecological slope protection is positioned on one side of the sedimentation channel, which is far away from the culture pond, the precipitated culture tail water flows into the ecological slope protection through the sedimentation channel, and root-storage plants are planted on the ecological slope protection;
the ecological purification pond is positioned at the slope bottom side of the ecological slope protection, and the culture tail water after being filtered and adsorbed by the ecological slope protection flows into the ecological purification pond;
an ecological permeable dam is arranged in the ecological purification pond, so that the ecological purification pond is divided into a planting wet area and a biological purification area, aquatic plants and cultured fishes are planted respectively, and culture tail water purified by the ecological purification pond is discharged into the culture pond through a return pipeline for cyclic utilization.
The utility model discloses an ecological farming systems of bicarbonate saline and alkaline land pond circulating water adopts water dystopy restoration technique, and the breed tail water that produces with the pond of breeding can alleviate the pond water body load through in time discharging to low reaches treatment facility on the one hand, and on the other hand can reduce ion exchange between the bottom soil and water of the pond of breeding, reduces the influence of salinization at the bottom of the pond to quality of water. The culture tail water is subjected to biological and ecological purification through facilities such as an ecological slope protection, a planting wet area, an ecological permeable dam, a biological purification area and the like in sequence, the water quality reaches the fishery water quality standard after system restoration, and the culture tail water can flow back to the culture pond for cyclic utilization.
Furthermore, the culture pond is internally provided with an interception net, so that the culture pond is divided into a fish culture area and a shrimp culture area according to the area proportion to respectively culture fish and shrimps.
Furthermore, the area ratio of the fish culture area to the shrimp culture area in the culture pond is 9: 1.
Furthermore, the mesh gap of the interception net arranged in the culture pond is 1-3 cm.
Furthermore, the ecological permeable dam is built by gravel and gravels, aquatic plants are planted on the ecological permeable dam, and culturing microorganisms, wherein the ecological permeable dam is built by gravel and broken stones and has infiltration function, meanwhile, aquatic plants with water purification function and culture microorganisms are planted on the dam body of the ecological permeable dam, and the percolation principle and the biological absorption purification principle are combined, can further purify the culture tail water, in addition, an ecological permeable dam is arranged, a buffer area can be formed in a planting wetland area at the upstream of the dam, by prolonging the retention time of the culture tail water, the sedimentation of suspended particles and nutritive salt in the culture tail water is promoted, meanwhile, nutrient salts are further absorbed, adsorbed and intercepted by the lotus roots and the aquatic plants and microorganisms on the dam, and finally, the culture tail water after biological and ecological purification flows back along a return pipeline to enter a culture pond for cyclic utilization;
the lotus seeds are planted in the planting wet area, and the lotus seeds can absorb and utilize nutrient substances in the water body, purify the water body and increase economic benefits;
the filter feeding fishes are cultured in the biological purification area, so that the water body can be further purified, and additional economic benefits are generated.
Furthermore, a biological floating bed is arranged on the upper part of the water body of the biological purification area and used for planting aquatic plants, and soluble nutrient salt in water can be further absorbed and utilized.
Furthermore, a first drainage pump is arranged on the sewage discharge pipeline, and a second drainage pump is arranged on the return pipeline. The drainage pump is arranged, so that power can be provided for water flow pressurization, the water flow speed is increased, and the drainage efficiency is improved.
Furthermore, a water inlet of the backflow pipeline extends into the bottom of the water body of the biological purification area, and a water outlet of the backflow pipeline leads to the upper part of the culture pond.
Furthermore, the area ratio of the planting wet area to the biological purification area in the ecological purification pond is 3: 2. By building an ecological permeable dam, reasonably planning a planting wet area and a biological purification area in an ecological purification pond, planting lotus seeds, aquatic plants and culturing filter-feeding fishes, and further purifying the culture tail water by utilizing the principles of biological absorption and purification and artificial wetland.
Furthermore, the bottom of the culture pond is in a funnel shape with high periphery and low center, so that culture sediments can automatically flow to the center of the bottom of the culture pond along with the movement of fishes or shrimps and the stirring of an aerator, and can be intensively pumped out;
at least one corner of the bottom of the culture pond is provided with a sewage collecting well, a water inlet of the sewage discharge pipeline extends into the sewage collecting well, and the sewage collecting well is arranged, so that culture tail water can be intensively pumped out by the sewage discharge pipeline, and fish or shrimp growth activity is prevented from being disturbed in the sewage discharge process;
a bottom drainage pipe is embedded at the bottom of the culture pond, a water inlet of the bottom drainage pipe penetrates through the center of the bottom of the culture pond, a water outlet of the bottom drainage pipe is connected into the sewage collecting well, the bottom drainage pipe is obliquely arranged, and a water inlet of the bottom drainage pipe is higher than a water outlet, so that deposited wastes at the bottom of the culture pond can automatically flow into the sewage collecting well along with culture tail water by means of gravity;
an escape-proof net is arranged near the water inlet of the bottom discharge pipeline and used for preventing fishes and shrimps from escaping from the bottom discharge pipeline and the sewage discharge pipeline along with water flow.
Utilize the utility model discloses a bicarbonate saline and alkaline land pond circulating water ecological aquaculture system breeds, and its breeding method includes following step:
s1, respectively culturing fishes and shrimps in a fish culture area and a shrimp culture area of a culture pond, and discharging culture tail water generated in the culture pond into a settling channel through a sewage discharge pipeline for settling;
s2, filling clay on the ecological slope protection, covering and planting root-accumulating plants, and performing primary filtration and adsorption on the culture tail water overflowing from the sedimentation channel;
s3, respectively planting aquatic plants and cultured fishes in a planting wet area, an ecological permeable dam and a biological purification area of the ecological purification pond, purifying, utilizing and treating the culture tail water passing through the ecological slope protection sequentially through the planting wet area, the ecological permeable dam and the biological purification area, and finally discharging the culture tail water into the culture pond through a backflow pipeline for recycling;
and S4, arranging a biological floating bed on the upper part of the water body of the biological purification area, and planting aquatic plants on the biological floating bed.
Further, the step S1 further includes the following steps:
s11, adopting an interception net to divide the culture pond into a fish culture area and a shrimp culture area according to the area ratio of 9:1, wherein the mesh gap of the interception net is 1-3 cm;
s12, putting fish larvae with the volume larger than the meshes of the interception net in the fish culture area;
s13, putting the shrimp larvae of which the volume is smaller than that of the mesh of the interception net in the shrimp culture area.
Furthermore, in step S2, the root-accumulating plant planted on the ecological slope protection is alfalfa, which has strong vitality, is easy to plant, has good adaptability and high yield, has good nutritional value and economic value, and can play a good role in filtering, adsorbing and purifying the culture tail water and additionally generate economic benefit.
Further, the step S3 includes the following steps:
s31, planting aquatic plants on the ecological permeable dam;
s32, planting lotus seeds in the wet planting area;
s33, cultivating filter-feeding fishes in the water body of the biological purification area.
Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:
the utility model discloses to the characteristics of high pH value, high carbonate salinity and alkalinity, high ion concentration that bicarbonate type saline and alkaline land pond water had, adopt pond bottom blowdown technical measure, the breed mode is synthesized to the application many nutrition levels and the tail water biological purification mode is bred to saline and alkaline land pond, has formed one set of bicarbonate saline and alkaline land pond circulating water ecological aquaculture system, has ensured aquatic products quality safety, has improved the comprehensive economic benefits in pond, has more extensive popularization and application prospect.
Under the background that has development space restriction, environmental protection restriction in the aquaculture trade, adopt the utility model discloses an aquaculture system, saline and alkaline barren beach development aquaculture becomes a direction of aquaculture development of scientific and reasonable utilization, the utility model discloses technical scheme's implementation can play the demonstration effect for saline and alkaline land ecological breeding, for each place scientific and reasonable development saline and alkaline land development aquaculture establishes typical demonstration mode, plays great promotion effect to promoting the aquaculture structure.
Drawings
FIG. 1 is a flow chart of the bicarbonate saline-alkali land pond circulating water ecological breeding system of the utility model;
figure 2 is the utility model discloses a bicarbonate saline and alkaline land pond circulating water ecological aquaculture system's stratum section sketch map.
In the figure: 1-culture pond, 10-sewage discharge pipeline, 101-first drainage pump, 11-fish culture zone, 12-shrimp culture zone, 13-interception net, 14-sedimentation channel, 15-sewage collecting well, 16-bottom discharge pipeline, 161-escape-proof net, 2-ecological slope protection, 3-ecological purification pond, 30-ecological permeable dam, 31-planting wet area, 32-biological purification zone, 321-biological floating bed, 4-backflow pipeline and 41-second drainage pump.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for better illustration of the present embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The description of "first" and "second" referred to in the embodiments of the present invention is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated, whereby the features defined as "first" and "second" may explicitly or implicitly include at least one such feature.
Meanwhile, the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, so to speak, as communicating between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
For the purpose of clearly understanding the technical features, objects, and effects of the present invention, the detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, but the embodiments of the present invention are not limited thereto.
Example 1:
as shown in fig. 1-2, a bicarbonate saline-alkali land pond circulating water ecological culture system comprises a culture pond 1, a sewage discharge pipeline 10, an ecological slope protection 2, an ecological purification pond 3 and a backflow pipeline 4 in sequence along the flow direction of culture tail water;
the culture pond 1 comprises a fish culture area 11 and a shrimp culture area 12;
a sedimentation channel 14 is arranged on the pond bank at the side of the culture pond 1, and culture tail water generated by the culture pond 1 is discharged into the sedimentation channel 14 through a sewage discharge pipeline 10 for sedimentation;
the ecological slope protection 2 is positioned on one side of the sedimentation channel 14 far away from the culture pond 1, the precipitated culture tail water flows into the ecological slope protection 2 through the sedimentation channel 14, and root-accumulating plants are planted on the ecological slope protection 2;
the ecological purification pond 3 is positioned at the bottom side of the ecological protection slope 2, and the culture tail water after being filtered and adsorbed by the ecological protection slope 2 flows into the ecological purification pond 3;
an ecological permeable dam 30 is arranged in the ecological purification pond 3, so that the ecological purification pond 3 is divided into a planting wet area 31 and a biological purification area 32, aquatic plants and cultured fishes are respectively planted, and culture tail water purified by the ecological purification pond 3 is discharged into the culture pond 1 through a return pipeline 4 for cyclic utilization.
The utility model discloses an ecological farming systems of bicarbonate saline and alkaline land pond circulating water adopts water dystopy restoration technique, and the breed tail water that will breed 1 production in pond can alleviate the water load of breed pond 1 on the one hand through in time discharging to low reaches treatment facility, and on the other hand can reduce ion exchange between 1 bottom soil in pond, reduces the influence of salinization at the bottom of the pond to quality of water. The culture tail water is subjected to biological and ecological purification through facilities such as an ecological slope protection 2, a planting wet area 31, an ecological permeable dam 30, a biological purification area 32 and the like in sequence, the water quality reaches the fishery water quality standard after system restoration, and the culture tail water can flow back to the culture pond 1 for cyclic utilization.
The culture pond 1 is provided with an interception net 13, so that the culture pond 1 is divided into a fish culture area 11 and a shrimp culture area 12 according to the area proportion to respectively culture fish and shrimps. Thus, a water body in-situ restoration technology is adopted in the culture pond 1, according to biological principles such as ecological balance of pond water body, species symbiotic mutual benefit, multi-level utilization of substances and the like, a multi-nutrition-level comprehensive culture mode is constructed by arranging the fish culture area 11 and the shrimp culture area 12, and various culture species such as mainly cultured fishes, mixedly cultured herbivory, omnivory, carnivorous, filter-feeding fishes, demersal shrimps and the like are cultured in the same water body according to a certain quantity relationship by fully utilizing natural productivity and prolonging a food chain as a principle, so that the biological species in the water area of the culture pond 1 are increased, an ecological system is more complex and stable, the resistance to external factors is enhanced, the culture environment is maintained to be stable, the growth of culture species is promoted, the bait utilization rate is improved, and the circulation of energy and substances in the culture water body is promoted.
The area ratio of the fish culture area 11 to the shrimp culture area 12 in the culture pond 1 is 9: 1.
The mesh gap of the interception net 13 in the culture pond 1 is 1-3 cm.
The ecological permeable dam 30 is built by gravel and gravels, aquatic plants are planted on the ecological permeable dam 30, and culturing microorganisms, the ecological permeable dam 30 is built by gravel and broken stones, has percolation function, meanwhile, the dam body of the ecological permeable dam 30 is planted with aquatic plants and cultured microorganisms which have the function of purifying water quality, and the percolation principle and the biological absorption and purification principle are combined, can further purify the culture tail water, in addition, the ecological permeable dam 30 is arranged, a buffer zone can be formed in the planting wet area 31 at the upstream of the dam, by prolonging the retention time of the culture tail water, the sedimentation of suspended particles and nutritive salt in the culture tail water is promoted, meanwhile, nutrient salts are further absorbed, adsorbed and intercepted by the lotus roots and the aquatic plants and microorganisms on the dam, and finally, the culture tail water after biological and ecological purification flows back along the return pipeline 4 to enter the culture pond 1 for cyclic utilization;
planting the lotus seeds in the planting wet area 31;
the biological purification area 32 is used for culturing filter-feeding fishes.
The upper part of the water body of the biological purification area 32 is provided with a biological floating bed 321 which is used for planting aquatic plants and can further absorb and utilize soluble nutritive salt in water.
A first drainage pump 101 is arranged on the sewage discharge pipeline 10, and a second drainage pump 41 is arranged on the return pipeline 4. The drainage pump is arranged, so that power can be provided for water flow pressurization, the water flow speed is increased, and the drainage efficiency is improved.
The water inlet of the return pipeline 4 extends into the bottom of the water body of the biological purification area 32, and the water outlet of the return pipeline 4 leads to the upper part of the culture pond 1.
The area ratio of the planting wet area 31 to the biological purification area 32 in the ecological purification pond 3 is 3: 2. By building the ecological permeable dam 30, a planting wet area 31 and a biological purification area 32 are reasonably planned in the ecological purification pond 3, lotus seeds, aquatic plants and cultured filter-feeding fishes are planted, and the culture tail water is further purified by utilizing the principles of biological absorption and purification and artificial wetland.
The bottom of the culture pond 1 is designed to be a funnel shape with high periphery and low center, which is beneficial for the culture deposited waste to automatically flow to the center of the bottom of the culture pond 1 along with the movement of fishes or shrimps and the stirring of an aerator so as to be intensively pumped out;
a sewage collecting well 15 is arranged at one corner of the bottom of the culture pond 1, a water inlet of the sewage discharge pipeline 10 extends into the sewage collecting well 15, and the sewage collecting well 15 is arranged, so that culture tail water can be intensively pumped out by the sewage discharge pipeline 10, and the growth activities of fishes or shrimps are prevented from being disturbed in the sewage discharge process;
a bottom discharge pipe 16 is buried at the bottom of the culture pond 1, a water inlet of the bottom discharge pipe 16 penetrates through the center of the bottom of the culture pond 1, a water outlet of the bottom discharge pipe 16 is connected into the sewage collecting well 15, the bottom discharge pipe 16 is obliquely arranged, and the water inlet of the bottom discharge pipe 16 is higher than the water outlet, so that deposited wastes at the bottom of the culture pond 1 can automatically flow into the sewage collecting well 15 along with culture tail water by means of gravity;
an escape-preventing net 161 is provided near the water inlet of the bottom drain pipe 16 for preventing fish and shrimp from escaping from the bottom drain pipe 16 and the sewage drain pipe 10 with the water flow.
Example 2:
as shown in fig. 1-2, embodiment 2 utilizes the bicarbonate saline-alkali land pond circulating water ecological breeding system of the utility model to carry out ecological breeding, and the breeding method thereof comprises the following steps:
s1, respectively culturing fishes and shrimps in a fish culture area 11 and a shrimp culture area 12 of a culture pond 1, and discharging culture tail water generated in the culture pond 1 into a sedimentation channel 14 for sedimentation through a sewage discharge pipeline 10;
s2, filling clay on the ecological slope protection 2, covering and planting root-accumulating plants, and carrying out primary filtration and adsorption on the culture tail water overflowing from the sedimentation channel 14;
s3, respectively planting aquatic plants and cultured fishes in a planting wet area 31, an ecological permeable dam 30 and a biological purification area 32 of the ecological purification pond 3, purifying, utilizing and treating the culture tail water passing through the ecological protection slope 2 sequentially through the planting wet area 31, the ecological permeable dam 30 and the biological purification area 32, and finally discharging the culture tail water into the culture pond 1 through a backflow pipeline 4 for recycling;
s4, a biological floating bed 321 is arranged on the upper part of the water body of the biological purification area 32, and aquatic plants are planted on the biological floating bed 321.
Wherein, in the step S1, the method specifically includes the following steps:
s11, adopting an interception net 13 to divide the culture pond 1 into a fish culture area 11 and a shrimp culture area 12 according to the area ratio of 9:1, wherein the mesh gap of the interception net 13 is 1-3 cm;
s12, putting fish larvae with the volume larger than meshes of the interception net 13 in the fish culture area 11;
s13, putting the shrimp larvae with the volume smaller than the meshes of the interception net 13 in the shrimp culture area 12.
In step S2, the root-accumulating plants planted on the ecological slope protection 2 are alfalfa, which has strong vitality, is easy to plant, good in adaptability, high in yield, and has good nutritional value and economic value, and the alfalfa planted on the ecological slope protection 2 can play a good role in filtering, adsorbing and purifying the culture tail water, and additionally generates economic benefit.
Wherein, in the step S3, the method specifically includes the following steps:
s31, constructing an ecological permeable dam 30 by using gravel and gravels, planting aquatic plants on the ecological permeable dam 30, and culturing microorganisms;
s32, planting the lotus seeds in the planting wet area 31, wherein the lotus seeds can absorb and utilize nutrient substances in the water body, purify the water body and increase economic benefits;
s33, filter feeding fishes are cultured in the water body of the biological purification area 32, so that the water body can be further purified, and additional economic benefits are generated.
Example 3:
adopt the utility model discloses an ecological farming systems is in effect for breeding yellow river carp mode, and concrete farming process is:
500 yellow river carps are put in ten days in 4 months, and the specification is 5 carps/jin; 300-500 crucian carps/mu, 20-8 crucian carps/jin; grass carp 200 fish/mu, 10 fish/jin; silver carp and bighead carp are thrown in a ratio of 3:1, the specification is 100-150 g/tail, and the number of the silver carp and bighead carp is about 200 mu/mu;
② 3 thousands of penaeus vannamei larvae per mu for desalting south America white shrimp at the beginning of 5 months.
The culture pond 1 is 5-10 mu in suitable area, rectangular or square in shape, the length-width ratio is not more than 3:2, the pond depth is 2.5-3 m, and the mesh gap of the interception net 13 arranged in the culture pond 1 is 2cm, so that the commodity penaeus vannamei boone can pass through the culture pond, and the fish cannot pass through the culture pond.
The cultivation tail water generated in the cultivation pond 1 is pressurized by the first drainage pump 101 along the sewage discharge pipeline 10 and then discharged into the sedimentation channel 14, the cultivation tail water overflows into the ecological slope protection 2 after being precipitated in the sedimentation channel 14, and the ecological slope protection 2 is filled with clay and planted with perennial root-storage alfalfa, so that the clay and the alfalfa can play a primary filtering and purifying role in the cultivation tail water;
in addition, the area of the ecological purification pond 3 accounts for 10% of the water surface area of the culture pond 1, lotus seeds are planted in the planting wet area 31, filter-feeding fishes are cultured in the water body of the biological purification area 32, the upper part of the biological purification area 32 is provided with a biological floating bed 321, and aquatic plants are planted on the biological floating bed 321;
the ecological permeable dam 30 is built by gravel and broken stones, aquatic plants with a purification effect on water quality are planted on the dam body of the ecological permeable dam 30, a rapid infiltration principle and an artificial wetland principle are combined to purify culture tail water to a certain extent, the ecological permeable dam 30 is arranged, a buffer area can also be formed in a planting wet area 31 at the upstream of the dam, the settlement of suspended particulate matters and nutrient salts in the culture tail water is promoted by prolonging the retention time of the culture tail water, meanwhile, the nutrient salts are further absorbed, adsorbed and intercepted by the lotus seeds and the aquatic plants and microorganisms on the dam, and finally, the culture tail water after biological and ecological purification flows back into the culture pond 1 after being pressurized by the second drainage pump 41 along the return pipeline 4 for recycling.
Example 4:
adopt the utility model discloses an ecological farming systems implements and mainly raises grass carp mode, and concrete farming process is:
putting 500 grass carps per mu in ten days of 4 months, wherein the grass carps are 10 carps per jin in specification; 300-500 crucian carps per mu, and 20-8 crucian carps per jin; silver carp and bighead carp are counted according to the following steps of 3:1, putting in 100-150 g/tail and 200 tail/mu;
② 2 ten thousand tails/mu of south America white prawn seedlings are desalted by throwing in the early 5 months.
The culture pond 1 is 5-10 mu in suitable area, rectangular or square in shape, the length-width ratio is not more than 3:2, the pond depth is 2.5-3 m, and the mesh gap of the interception net 13 arranged in the culture pond 1 is 3cm, so that the commodity penaeus vannamei can pass through, but fish cannot pass through.
The cultivation tail water generated by the cultivation pond 1 is pressurized by the first drainage pump 101 along the sewage discharge pipeline 10 and then discharged into the sedimentation channel 14, the cultivation tail water overflows into the ecological slope protection 2 after being precipitated in the sedimentation channel 14, and the ecological slope protection 2 is filled with clay and planted with perennial root-storage alfalfa, so that the clay and the alfalfa can play a role in primary filtration and purification of the cultivation tail water;
in addition, the area of the ecological purification pond 3 accounts for 10% of the water surface area of the culture pond 1, lotus seeds are planted in the planting wet area 31, filter-feeding fishes are cultured in the water body of the biological purification area 32, the upper part of the biological purification area 32 is provided with a biological floating bed 321, and aquatic plants are planted on the biological floating bed 321;
the ecological permeable dam 30 is built by gravel and broken stones, aquatic plants with a purification effect on water quality are planted on the dam body of the ecological permeable dam 30, a rapid infiltration principle and an artificial wetland principle are combined to purify culture tail water to a certain extent, the ecological permeable dam 30 is arranged, a buffer area can also be formed in a planting wet area 31 at the upstream of the dam, the settlement of suspended particulate matters and nutrient salts in the culture tail water is promoted by prolonging the retention time of the culture tail water, meanwhile, the nutrient salts are further absorbed, adsorbed and intercepted by the lotus seeds and the aquatic plants and microorganisms on the dam, and finally, the culture tail water after biological and ecological purification flows back into the culture pond 1 after being pressurized by the second drainage pump 41 along the return pipeline 4 for recycling.
In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A bicarbonate saline-alkali land pond circulating water ecological culture system is characterized by comprising a culture pond, a sewage discharge pipeline, an ecological slope protection, an ecological purification pond and a backflow pipeline in sequence along the flow direction of culture tail water;
the culture pond comprises a fish culture area and a shrimp culture area;
a sedimentation channel is arranged on a pond bank on the side of the culture pond, and culture tail water generated by the culture pond is discharged into the sedimentation channel through a sewage discharge pipeline for sedimentation;
the ecological slope protection is positioned on one side of the sedimentation channel far away from the culture pond, and the culture tail water after sedimentation flows into the ecological slope protection through the sedimentation channel;
the ecological purification pond is positioned on the slope bottom side of the ecological slope protection, an ecological permeable dam is arranged in the ecological purification pond, the ecological purification pond is divided into a planting wet area and a biological purification area, aquatic plants and cultured fishes are respectively planted, the culture tail water after the ecological slope protection treatment flows into the ecological purification pond for further purification treatment, and finally enters the culture pond for cyclic utilization through a return pipeline.
2. The bicarbonate saline-alkali soil pond circulating water ecological aquaculture system as claimed in claim 1, wherein an interception net is arranged in the aquaculture pond, so that the aquaculture pond is divided into a fish aquaculture area and a shrimp aquaculture area according to the area proportion, and fishes and shrimps are respectively cultured.
3. The bicarbonate saline-alkali soil pond circulating water ecological aquaculture system as claimed in claim 2, wherein the area ratio of the fish aquaculture area to the shrimp aquaculture area in the aquaculture pond is 9: 1.
4. The bicarbonate saline-alkali soil pond circulating water ecological aquaculture system as claimed in claim 3, wherein mesh gaps of the intercepting nets arranged in the aquaculture pond are 1-3 cm.
5. The bicarbonate saline-alkali land pond circulating water ecological aquaculture system of claim 1, wherein the ecological permeable dam is built by gravel and broken stones, aquatic plants are planted on the ecological permeable dam, and microorganisms are cultured;
planting lotus seeds in the planting wet area;
and filter-feeding fishes are cultured in the biological purification area.
6. The bicarbonate saline-alkali soil pond circulating water ecological aquaculture system as claimed in claim 5, wherein a biological floating bed is arranged at the upper part of the biological purification area and is used for planting aquatic plants.
7. The bicarbonate saline-alkali soil pond circulating water ecological aquaculture system of claim 1, wherein a first drainage pump is arranged on the sewage discharge pipeline, and a second drainage pump is arranged on the return pipeline.
8. The bicarbonate saline-alkali soil pond circulating water ecological aquaculture system of claim 7, wherein the water inlet of the backflow pipeline extends into the bottom of the water body of the biological purification area.
9. The bicarbonate saline-alkali soil pond circulating water ecological aquaculture system of claim 1, wherein the area ratio of the planting wet area to the biological purification area in the ecological purification pond is 3: 2.
10. The bicarbonate saline-alkali land pond circulating water ecological aquaculture system of any one of claims 1 to 9, wherein the bottom of the aquaculture pond is in a shape of a funnel with high periphery and low center;
a sewage collecting well is arranged at least one corner of the bottom of the culture pond, and a water inlet of the sewage discharge pipeline extends into the sewage collecting well;
a bottom drainage pipeline is buried at the bottom of the culture pond, a water inlet of the bottom drainage pipeline penetrates through the center of the bottom of the culture pond, a water outlet of the bottom drainage pipeline is connected into the sewage collecting well, and the bottom drainage pipeline is used for discharging culture deposition waste collected at the bottom of the pond into the sewage collecting well by means of culture tail water flowing;
an anti-escape net is arranged near the water inlet of the bottom drainage pipeline.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110934096A (en) * | 2019-12-10 | 2020-03-31 | 山西省水产育种养殖科学实验中心 | Bicarbonate saline-alkali land pond circulating water ecological breeding system and method |
| CN112841113A (en) * | 2021-02-25 | 2021-05-28 | 北京市水产科学研究所（国家淡水渔业工程技术研究中心） | Novel ecological cycle fish-vegetable symbiotic system |
| CN115362974A (en) * | 2022-08-11 | 2022-11-22 | 珠海利洋苗种繁育有限公司 | Multi-pond combined non-continuous circulating aquaculture and purification system and operation method |
-
2019
- 2019-12-10 CN CN201922192616.4U patent/CN211510258U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110934096A (en) * | 2019-12-10 | 2020-03-31 | 山西省水产育种养殖科学实验中心 | Bicarbonate saline-alkali land pond circulating water ecological breeding system and method |
| CN110934096B (en) * | 2019-12-10 | 2024-07-05 | 山西神农渔业科技有限公司 | Bicarbonate saline-alkali soil pond circulating water ecological breeding system and breeding method |
| CN112841113A (en) * | 2021-02-25 | 2021-05-28 | 北京市水产科学研究所（国家淡水渔业工程技术研究中心） | Novel ecological cycle fish-vegetable symbiotic system |
| CN115362974A (en) * | 2022-08-11 | 2022-11-22 | 珠海利洋苗种繁育有限公司 | Multi-pond combined non-continuous circulating aquaculture and purification system and operation method |
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Effective date of registration: 20240709 Address after: 030000 Beiying Village, Qingyuan Town, Qingxu County, Taiyuan City, Shanxi Province Patentee after: Shanxi Shennong Fishery Technology Co.,Ltd. Country or region after: China Address before: 030000 Beiying village, Qingxu County, Taiyuan City, Shanxi Province Patentee before: SHANXI AQUATIC PRODUCT BREEDING CULTURE SCIENCE EXPERIMENT CENTER Country or region before: China |