CN110002598A - A kind of restoration of the ecosystem technique of eutrophication water - Google Patents
A kind of restoration of the ecosystem technique of eutrophication water Download PDFInfo
- Publication number
- CN110002598A CN110002598A CN201910427258.2A CN201910427258A CN110002598A CN 110002598 A CN110002598 A CN 110002598A CN 201910427258 A CN201910427258 A CN 201910427258A CN 110002598 A CN110002598 A CN 110002598A
- Authority
- CN
- China
- Prior art keywords
- water
- eutrophication
- water body
- restoration
- eutrophic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
Abstract
The invention discloses a kind of restoration of the ecosystem techniques of eutrophication water, according to the height of eutrophication water feature and pollutant concentration, optionally waste water is pre-processed with biochemistry plus advanced oxidation processes, ensure that Organic Pollutants in Wastewater concentration drops to a certain range, play the role of disinfection and sterilization simultaneously, then pass through the water plant of three dimensional-planting-breeding again, microorganism, aquatic animal is formed by ecological chain to complete the further removal to Organic Pollutants In Water, when water body purification to a certain extent after, according to the concrete condition of water quality, advanced treating can be carried out to it with secondary advanced oxidation processing unit ensures discharged wastewater met the national standard or recycles, it is finally reached the purpose of ecologically repairing eutrophication water, entire treatment process is without adding medicament, operating cost is low, treatment effeciency is high, land resources utilization rate is high , aquatic products value it is high.
Description
Technical field
The present invention relates to sewage treatment fields, and in particular to a kind of restoration of the ecosystem technique of eutrophication water.
Background technique
Sewage causes extreme influence, pollution side of the common sewage to environment to environment as modern major pollutants
Formula is mostly eutrophication, and eutrophication is the excessive caused water pollution phenomenons of plant nutrient contents such as a kind of ammonia nitrogen, phosphorus.
Under field conditions (factors), as river carries alluvial deposits and aquatile remains secretly in the continuous sedimentation siltation of lakebed, lake can be from putting down
The transition of nutrition lake is eutrophic lake, and then develops into marsh and land, this is a kind of extremely slow process.But due to the mankind's
Plant nutrient in a large amount of industrial wastewaters and sanitary sewage and agricultural run-off is discharged into lake, reservoir, river mouth, bay by activity
After equal slow flow water bodies, mass propagation is made the population number of species of biomass change by aquatile especially algae, is destroyed
The ecological balance of water body.
Mostly directlying adopt mechanical equipment to the processing of eutrophic water body now adds chemical agent (COD processing equipment) to carry out
Processing, will treated that water discharges again, but in this manner, operation big to eutrophic water body processing early investment at
This height, maintenance amount are big (the COD processing equipment that must buy high value), unobvious to removal effects such as ammonia nitrogen, phosphorus, and
Nutrient in eutrophic water body is not effectively utilized, and is an impediment to low-carbon economy, expanding economy.
Summary of the invention
In view of the above drawbacks of the prior art, it is an object of the invention to provide a kind of ecologies of eutrophication water to repair
It returns to work skill, ecological chain is formed by by the water plant, microorganism, aquatic animal of three dimensional-planting-breeding to complete to organic in water body
The further removal of pollutant is finally reached the purpose of ecologically repairing eutrophication water, and entire treatment process is without adding medicine
Agent, operating cost is low, treatment effeciency is high, and land resources utilization rate is high, aquatic products value is high.
It is realized the purpose of the present invention is technical solution in this way:
A kind of restoration of the ecosystem technique of eutrophication water, in eutrophication water surface planting aquatic plants, and in richness
Aquatic animal is put into nutrition water body, the microorganism, water plant, aquatic animal in eutrophic water body construct stereo ecological chain pair
Organic pollutant carries out absorption processing in eutrophication water.
Further, eutrophic water body is handled organic pollutant degradation by biochemical treatment system, then to degradation treatment
Eutrophic water body progress advanced oxidation processing system afterwards is degraded again and disinfection and sterilization processing, finally again in eutrophy
The surface planting aquatic plants of water body.
Further, the biochemical treatment system include biogas fermentation and/or aerobic treatment and/or Anaerobic Treatment and/or
Hydrolysis acidification processing.
Further, before the surface planting aquatic plants of eutrophic water body, processing is diluted to eutrophication water,
So that the eutrophic water body after dilution be suitble to water plant, in water animal and zoobenthos growth conditions.
Further, when the content of the pollutant in water body is reduced by animal in water plant, water and zoobenthos purification
Afterwards, water body is handled using secondary advanced oxidation depth system.
Further, by secondary advanced oxidation depth system treated partly or entirely water body be used as to eutrophication
The dilution water of water body is utilized.
Further, the advanced oxidation processing system and/or secondary advanced oxidation depth system are ozone treating system.
Further, nutrition equilibrium allotment is carried out to eutrophication water before eutrophication water planting aquatic plants
Processing, meets the nutrient in eutrophic water body needed for aquatic plants growth.
Further, described that the pH value of eutrophication water is adjusted before eutrophication water planting aquatic plants
Section is so that the pH value of eutrophic water body meets the growth requirement of water plant, aquatic animal.
Further, the root system of the water plant is located in eutrophic water body and/or positioned at eutrophic water body bottom
In mud；The water plant is industrial crops, and the aquatic animal is economic animal.
By adopting the above-described technical solution, the present invention has the advantage that: by water plant, microorganism, aquatic
Animal, which is formed by stereo ecological chain, can adequately be absorbed the pollutant in eutrophication water, to realize to richness
The purified treatment of nutritive water, to achieve the purpose that restoration of the ecosystem.Eutrophy can be guaranteed by stereo ecological chain simultaneously
Changing the pollutant kind in water body is not in conversion, and content is not in repeatedly to stablize to realize to eutrophication water
Restoration of the ecosystem purpose.
Other advantages, target and feature of the invention will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.Target and other advantages of the invention can be wanted by following specification and right
Book is sought to be achieved and obtained.
Detailed description of the invention
Detailed description of the invention of the invention is as follows:
Fig. 1 is the flow diagram of one of the embodiment 1 restoration of the ecosystem technique of eutrophication water.
Fig. 2 is the flow diagram of one of the embodiment 2 restoration of the ecosystem technique of eutrophication water.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Embodiment 1:
The water body of the lake of eutrophication, river or reservoir or eutrophic extent is lower (i.e. in water body
The content of Eutrophication materials is relatively low) water body extracts.
Water body is detected, and according to the type and content of substance in water body, and the kind for the water plant planted,
Nutrition equilibrium treatment is carried out to water body, for example the part microelement etc. of aquatic plants growth is added；Or dilution water tune is added
The concentration of moieties in water-saving body.
After the completion of to water quality nutrition well-balanced adjustment, then detect the pH value (pH value) of water body, and to the pH value of water body into
Row is adjusted, so that the pH value of water body is suitble to the growth of water plant and aquatic animal.
After handling above, water body is met the requirements, and plantation swims in the water plant on liquid level in water body, guarantees liquid
Face is partially in aeration state have to be complete, such as oenanthe stolonifera, while guaranteeing that liquid level has part in aeration state, to pass through always
Others can make oenanthe stolonifera swim in the device on liquid level, and oenanthe stolonifera is kept to be constantly on the water surface；Simultaneously in water body
Put into aquatic animal such as fishes and shrimps, yellow eel, shell etc..
In eutrophic water body, water plant absorb water body in nutrient, root grow to water-bed direction, formed oneself
Right filter screen, suspended matter or floating material in eutrophic water body are filtered and are adsorbed by root system, are the microorganism etc. in water body
Growing environment is provided；On root system, fishes and shrimps, yellow eel etc. in water body are germs collect in eutrophic water body with microorganism
It eats, the nutrient excretas such as fishes and shrimps in water body can be used as water plant or microorganism growth again needed for.Material is thus formed
One stereo ecological system, while passing through the stereo ecological system, the pollutant in eutrophication water is absorbed decomposition, quilt
It is converted into other stable free of contamination forms.Compared to other biological treatment modes have pollutant process comprehensively, processing
Thorough advantage.
(content of the pollutant in water body is no more than discharge standard after the pollutant in water body is processed to a certain degree
Or the content of only few pollutant is exceeded), water body is detected, if in water body there is also other influences environment because
Element can carry out advanced oxidation advanced treating to water body, will handle in water body as water body up to standard if water body color is not up to standard.It reaches
The water body that mark water body can directly carry out discharge or need as new eutrophication water dilution carries out secondary use.
The following table 1 is to use four seasons oenanthe stolonifera for water plant, using appropriate fishes and shrimps, shell, eel by taking 100 mu of waters surface as an example
To the treating capacity of undiluted eutrophic water body when fish is as aquatic animal.
Table 1
During eutrophication water processing, natural reparation is carried out to environmental ecology, so that ecological environment becomes
More preferably, while also crop and animal of the output with economic value.Entire treatment process is without adding medicament, operating cost
It is low, treatment effeciency is high, land resources utilization rate is high, aquatic products value is high.
Embodiment 2:
The eutrophication water of high concentration is pre-processed, so that the concentration of the organic pollutant in eutrophication water
Reduce, specifically can using biochemical degradation processing and and advanced oxidation handle by the way of.
According to the type of the organic pollutant in eutrophication water and corresponding content, biochemical degradation processing be can choose
Biogas fermentation and/or aerobic treatment and/or Anaerobic Treatment and/or hydrolysis acidification processing, thus by having in eutrophication water
The concentration of machine pollutant reduces, while remaining the substances such as ammonia, nitrogen, phosphorus, potassium in eutrophication water to the greatest extent.
Eutrophication water after biochemical treatment is subjected to airtight anoxia processing, so that part bacterium is killed by anoxic
Extremely, although the surface of some fungies has saddle bow because subsequent ozone treatment when can kill Most bacterial
Structure, form gemma, resist extraneous poor environment, it is movable to improve again to environment, so the feelings that cannot be killed in the presence of part
Condition.
Eutrophication water after biochemical treatment is subjected to advanced oxidation processing, i.e. ozone Oxidation Treatment, richness is sought
Remaining organic pollutant or other pollutants carry out re-oxidation processing in feedingization water body, at the same maximum possible will be in water body
Germ, disease pest and other plant seed carried out killing processing so that the subsequent water plant planted in water body, cultivation
Aquatic animal disease incidence reduce, to reduce the use of drug, and then obtain non-harmful organic products.And by smelly
Oxygen processing can increase the oxygen capacity in water body.
It is detected to by pretreated eutrophic water body, and according to the type and content of substance in water body, and
The kind of the water plant of plantation carries out nutrition equilibrium treatment to water body, for example the micro member in part of aquatic plants growth is added
Element etc.；Or the concentration that dilution water adjusts moieties in water body is added.
After the completion of to water quality nutrition well-balanced adjustment, then detect the pH value (pH value) of water body, and to the pH value of water body into
Row is adjusted, so that the pH value of water body is suitble to the growth of water plant and aquatic animal.
After handling above, water body is met the requirements, and plantation swims in the water plant on liquid level, such as Chinese celery in water body
Dish, while guaranteeing that liquid level has part always in aeration state, can oenanthe stolonifera be swum on liquid level by others
Device keeps oenanthe stolonifera to be constantly on the water surface；Aquatic animal such as fishes and shrimps, yellow eel, shell etc. is put into water body simultaneously.
In eutrophic water body, water plant absorb water body in nutrient, root grow to water-bed direction, formed oneself
Right filter screen, suspended matter or floating material in eutrophic water body are filtered and are adsorbed by root system, are the microorganism etc. in water body
Growing environment is provided；On root system, fishes and shrimps, yellow eel etc. in water body are germs collect in eutrophic water body with microorganism
It eats, the nutrient excretas such as fishes and shrimps in water body can be used as water plant or microorganism growth again needed for.Material is thus formed
One stereo ecological system, while passing through the stereo ecological system, the pollutant in eutrophication water is absorbed decomposition, quilt
It is converted into other stable free of contamination forms.Compared to other biological treatment modes have pollutant process comprehensively, processing
Thorough advantage.
(content of the pollutant in water body is no more than discharge standard after the pollutant in water body is processed to a certain degree
Or the content of only few pollutant is exceeded), water body is detected, if in water body there is also other influences environment because
Element can carry out secondary advanced oxidation advanced treating to water body, will handle in water body as water up to standard if water body color is not up to standard
Body.The water body that water body up to standard can directly carry out discharge or need as new eutrophication water dilution carries out secondary make
With.
The following table 2 is to use four seasons oenanthe stolonifera for water plant, using appropriate fishes and shrimps, yellow eel conduct by taking 10 mu of waters surface as an example
To the treating capacity of undiluted eutrophic water body when aquatic animal.
During eutrophication water processing, natural reparation is carried out to environmental ecology, so that ecological environment becomes
More preferably, while also crop and animal of the output with economic value.Entire treatment process is without adding medicament, operating cost
It is low, treatment effeciency is high, land resources utilization rate is high, aquatic products value is high.
Claims (10)
1. a kind of restoration of the ecosystem technique of eutrophication water, which is characterized in that plant aquatic plant on eutrophication water surface
Object, and aquatic animal is put into eutrophic water body, the microorganism, water plant, aquatic animal building in eutrophic water body are vertical
Body ecological chain carries out absorption processing to organic pollutant in eutrophication water.
2. the restoration of the ecosystem technique of eutrophication water according to claim 1, which is characterized in that eutrophic water body passes through
Biochemical treatment system carries out advanced oxidation processing system to organic pollutant degradation processing, then to the eutrophic water body after degradation treatment
System is degraded again and disinfection and sterilization processing, finally again in the surface planting aquatic plants of eutrophic water body.
3. the restoration of the ecosystem technique of eutrophication water according to claim 2, which is characterized in that the biochemical treatment system
System includes biogas fermentation and/or aerobic treatment and/or Anaerobic Treatment and/or hydrolysis acidification processing.
4. the restoration of the ecosystem technique of eutrophication water according to claim 2, which is characterized in that in eutrophic water body
Before the planting aquatic plants of surface, processing is diluted to eutrophication water so that dilution after eutrophic water body be suitble to it is aquatic
The growth conditions of animal and zoobenthos in plant, water.
5. the restoration of the ecosystem technique of eutrophication water according to claim 1, which is characterized in that when the pollution in water body
After the content of object is reduced by animal in water plant, water and zoobenthos purification, using secondary advanced oxidation depth system to water
Body is handled.
6. the restoration of the ecosystem technique of eutrophication water according to claim 5, which is characterized in that pass through secondary advanced oxygen
Change depth system treated partly or entirely water body utilized as the dilution water to eutrophication water.
7. the restoration of the ecosystem technique of eutrophication water according to claim 6, which is characterized in that at the advanced oxidation
Reason system and/or secondary advanced oxidation depth system are ozone treating system.
8. the restoration of the ecosystem technique of eutrophication water according to claim 1, which is characterized in that in eutrophication water
Nutrition equilibrium allocation processing is carried out to eutrophication water before planting aquatic plants, the nutrient in eutrophic water body is made to meet water
Needed for plant growth.
9. the restoration of the ecosystem technique of eutrophication water according to claim 1, which is characterized in that described in eutrophication
The pH value of eutrophication water is adjusted before water body planting aquatic plants so that the pH value of eutrophic water body meet it is aquatic
The growth requirement of plant, aquatic animal.
10. the restoration of the ecosystem technique of eutrophication water according to claim 1, which is characterized in that the water plant
Root system be located in eutrophic water body and/or in the mud of eutrophic water body bottom；The water plant is industrial crops,
The aquatic animal is economic animal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910427258.2A CN110002598A (en) | 2019-05-22 | 2019-05-22 | A kind of restoration of the ecosystem technique of eutrophication water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910427258.2A CN110002598A (en) | 2019-05-22 | 2019-05-22 | A kind of restoration of the ecosystem technique of eutrophication water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110002598A true CN110002598A (en) | 2019-07-12 |
Family
ID=67177654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910427258.2A Pending CN110002598A (en) | 2019-05-22 | 2019-05-22 | A kind of restoration of the ecosystem technique of eutrophication water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110002598A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005131619A (en) * | 2003-10-28 | 2005-05-26 | Kankyo Hozen Kaijo Keibi Kyodo Kumiai | Water quality and bottom material purification apparatus |
| CN101021062A (en) * | 2007-02-15 | 2007-08-22 | 陈建庭 | Stereo in-situ ecological urban water system repairing process |
| CN104163544A (en) * | 2014-07-25 | 2014-11-26 | 浩蓝环保股份有限公司 | Ecological pond effluent deep treatment method and device |
| CN104276722A (en) * | 2014-07-04 | 2015-01-14 | 广东开源环境科技有限公司 | Novel tail water upgrading system |
| CN104876368A (en) * | 2015-06-05 | 2015-09-02 | 南京德磊科技有限公司 | Fluviolacustrine water body purification treatment apparatus capable of floating on water surface |
| CN208594177U (en) * | 2018-06-29 | 2019-03-12 | 黄山市环境科学研究所 | A kind of device of compound wastewater processing and soil remediation |
-
2019
- 2019-05-22 CN CN201910427258.2A patent/CN110002598A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005131619A (en) * | 2003-10-28 | 2005-05-26 | Kankyo Hozen Kaijo Keibi Kyodo Kumiai | Water quality and bottom material purification apparatus |
| CN101021062A (en) * | 2007-02-15 | 2007-08-22 | 陈建庭 | Stereo in-situ ecological urban water system repairing process |
| CN104276722A (en) * | 2014-07-04 | 2015-01-14 | 广东开源环境科技有限公司 | Novel tail water upgrading system |
| CN104163544A (en) * | 2014-07-25 | 2014-11-26 | 浩蓝环保股份有限公司 | Ecological pond effluent deep treatment method and device |
| CN104876368A (en) * | 2015-06-05 | 2015-09-02 | 南京德磊科技有限公司 | Fluviolacustrine water body purification treatment apparatus capable of floating on water surface |
| CN208594177U (en) * | 2018-06-29 | 2019-03-12 | 黄山市环境科学研究所 | A kind of device of compound wastewater processing and soil remediation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Wilkie et al. | Recovery of dairy manure nutrients by benthic freshwater algae | |
| CN106396112B (en) | A kind of helotisn purifies the composite system of high ammonia nitrogen pig raising biogas slurry in conjunction with biological floating bed technology | |
| CN107285472A (en) | Black-odor river stereo in-situ Ecosystem restoration system and ecological restoring method in situ | |
| CN204400695U (en) | Water ecology repair system | |
| Sevrin-Reyssac | Biotreatment of swine manure by production of aquatic valuable biomasses | |
| CN107935296A (en) | The ecological treatment system and method for a kind of aquiculture waste water | |
| WO2006042371A1 (en) | An aquatic-culture system | |
| CN108298675A (en) | A kind of drop nitrogen subtracts the lake water ecological restoring method of phosphorus | |
| CN109626766A (en) | A kind of ecology of urban river is regulated and stored the construction method in lake | |
| CN110143737A (en) | A kind of river Ecology original position dredging restorative procedure | |
| Craggs et al. | Dairy farm wastewater treatment by an advanced pond system | |
| Lazur | Growout pond and water quality management | |
| CN109892232A (en) | Aggregate species cultivating system and its application in scale animal and poultry cultivation treatment for cow manure | |
| CN110950436A (en) | Seawater pond culture tail water treatment system and method | |
| CN109851163A (en) | A kind of unhurried current small watershed removes algae algae control method | |
| Maddox et al. | Waste treatment for confined swine with an integrated artificial wetland and aquaculture system | |
| Jusoh et al. | Green technology in treating aquaculture wastewater | |
| CN104542426B (en) | A kind of greenhouse cultivates Penaeus Vannmei water circulation Application way | |
| Deswati et al. | Samhong mustard cultivation by utilizing tilapia waste in nutrient film technique (NFT) aquaponics system based on bioflocs, and its impact on water quality. | |
| CN108911146B (en) | Ecological treatment system for domestic sewage | |
| CN208829494U (en) | A kind of sewage dystopy Ecosystem restoration system | |
| CN208545259U (en) | A kind of pollution-free breeding system | |
| Estim | Integrated multitrophic aquaculture | |
| RU2140735C1 (en) | Method for cleaning animal complex, farm and poultry houses sewage water by means of adapted complex of microalgae, higher aquatic plants, zooplankton and fish | |
| CN110577335A (en) | Method for promoting food chain operation and accelerating water environment treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190712 |