CN110776201A - Water quality purification method for circulating agricultural culture fishpond - Google Patents
Water quality purification method for circulating agricultural culture fishpond Download PDFInfo
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- CN110776201A CN110776201A CN201911079359.1A CN201911079359A CN110776201A CN 110776201 A CN110776201 A CN 110776201A CN 201911079359 A CN201911079359 A CN 201911079359A CN 110776201 A CN110776201 A CN 110776201A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 158
- 238000000746 purification Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 27
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000000813 microbial effect Effects 0.000 claims abstract description 27
- 239000012629 purifying agent Substances 0.000 claims abstract description 21
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- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 17
- 241000196324 Embryophyta Species 0.000 claims abstract description 10
- 240000002853 Nelumbo nucifera Species 0.000 claims abstract description 10
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims abstract description 10
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims abstract description 10
- 241000555922 Potamogeton crispus Species 0.000 claims abstract description 10
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 7
- 240000003826 Eichhornia crassipes Species 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 241000251468 Actinopterygii Species 0.000 claims description 99
- 239000002994 raw material Substances 0.000 claims description 23
- 210000003608 fece Anatomy 0.000 claims description 17
- 238000000855 fermentation Methods 0.000 claims description 17
- 230000004151 fermentation Effects 0.000 claims description 17
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 15
- 239000002068 microbial inoculum Substances 0.000 claims description 15
- 239000001963 growth medium Substances 0.000 claims description 14
- 230000001954 sterilising effect Effects 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 11
- 244000291564 Allium cepa Species 0.000 claims description 10
- 235000010167 Allium cepa var aggregatum Nutrition 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- 241000894006 Bacteria Species 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 9
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- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 8
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 8
- 240000001046 Lactobacillus acidophilus Species 0.000 claims description 8
- 235000013956 Lactobacillus acidophilus Nutrition 0.000 claims description 8
- 240000006024 Lactobacillus plantarum Species 0.000 claims description 8
- 235000013965 Lactobacillus plantarum Nutrition 0.000 claims description 8
- 241000108664 Nitrobacteria Species 0.000 claims description 8
- 244000046052 Phaseolus vulgaris Species 0.000 claims description 8
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims description 8
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 8
- 240000008042 Zea mays Species 0.000 claims description 8
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 8
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 8
- 235000005822 corn Nutrition 0.000 claims description 8
- 239000008103 glucose Substances 0.000 claims description 8
- 229940039695 lactobacillus acidophilus Drugs 0.000 claims description 8
- 229940072205 lactobacillus plantarum Drugs 0.000 claims description 8
- 230000000243 photosynthetic effect Effects 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 239000011780 sodium chloride Substances 0.000 claims description 8
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 8
- 235000011152 sodium sulphate Nutrition 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 235000013343 vitamin Nutrition 0.000 claims description 8
- 239000011782 vitamin Substances 0.000 claims description 8
- 229940088594 vitamin Drugs 0.000 claims description 8
- 229930003231 vitamin Natural products 0.000 claims description 8
- 150000003722 vitamin derivatives Chemical class 0.000 claims description 8
- 239000003337 fertilizer Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000005276 aerator Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000010871 livestock manure Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000005507 spraying Methods 0.000 abstract description 8
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- 244000021789 Aponogeton distachyus Species 0.000 abstract description 3
- 235000003279 Aponogeton distachyus Nutrition 0.000 abstract description 3
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 3
- 244000052769 pathogen Species 0.000 abstract description 3
- 150000003839 salts Chemical class 0.000 abstract description 3
- 241000169203 Eichhornia Species 0.000 description 8
- 244000005700 microbiome Species 0.000 description 5
- 241000209490 Nymphaea Species 0.000 description 4
- 235000016791 Nymphaea odorata subsp odorata Nutrition 0.000 description 4
- 240000001085 Trapa natans Species 0.000 description 4
- 235000009165 saligot Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 206010003497 Asphyxia Diseases 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 241000238557 Decapoda Species 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
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- 208000035143 Bacterial infection Diseases 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 206010035148 Plague Diseases 0.000 description 1
- 244000292071 Scorzonera hispanica Species 0.000 description 1
- 235000018704 Scorzonera hispanica Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
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- 239000010802 sludge Substances 0.000 description 1
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Classifications
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- 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
- C02F2101/20—Heavy metals or heavy metal 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
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
-
- 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
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a water quality purification method for a circular agricultural culture fishpond, and particularly relates to the technical field of water quality purification, wherein the purification steps are as follows: s1, cleaning the pond; s2, plant water purification; s3, microbial purification; and S4, circulating and purifying. The method comprises the steps of spraying quicklime for disinfection, planting eichhornia crassipes, lotus flowers, potamogeton crispus and water onions in the fishpond, and simultaneously regularly spraying a microbial purifying agent into the fishpond, so that the pH value of the fishpond can be increased, harmful organisms and pathogens at the bottom of the fishpond can be effectively killed, heavy metal elements in the fishpond can be effectively absorbed, nutrient salts and various organic pollutants in the fishpond can be absorbed, accumulated and decomposed, trace elements in the fishpond can be supplemented, the water environment can be improved, the water quality deterioration can be effectively prevented, the culture cost can be effectively saved through circulating purification, and the method is convenient to operate and high in efficiency.
Description
Technical Field
The invention relates to the technical field of water quality purification, in particular to a water quality purification method for a circulating agricultural culture fishpond.
Background
In addition, the growth speed of fish, shrimps and crabs can be increased, diseases are reduced, the purposes of high yield, high quality and high efficiency are realized, and the reason of generally causing water quality change is as follows: 1. water quality deterioration caused by long-term pollution sources or incorrect disinfection operation; 2. nutrient loss caused by fish consumption can not be noticed immediately, microorganisms in water are greatly reduced, water quality is thin, and yield is reduced; 3. the microorganism is unbalanced, harmful microorganisms occupy a dominant position, water plants grow excessively, and finally, the growth of fishes or the oxygen deficiency of water is blocked, and the fishes die by suffocation; 4. the pond can not be cleaned and disinfected regularly, the bottom mud of the fish pond can be rotten or the water body becomes bad, so that the fishes are ill and finally plague is caused; 5. sudden high-temperature rainstorm is the main culprit of water body oxygen deficiency, blue algae outbreak and fish suffocation death.
In the prior art, water quality is generally not prevented when fishes are cultured, water quality purification is carried out only when water quality of a fishpond is deteriorated, damage to the fishes is easily caused, and the fishpond is required to be cleaned to purify the water quality during purification, so that the operation is complex and the efficiency is low.
Disclosure of Invention
In order to overcome the defects of the prior art, the embodiment of the invention provides a water quality purification method for a fish pond for circulating agricultural cultivation, which comprises the steps of spraying quicklime for sterilization, planting Eichhornia crassipes, lotus, potamogeton crispus and water shallots in the fish pond, and simultaneously regularly spraying a microorganism purifying agent in the fish pond, so that the pH value of the fish pond can be increased, harmful organisms and pathogens at the bottom of the fish pond can be effectively killed, heavy metal elements in the fish pond can be effectively absorbed, nutrient salts and various organic pollutants in the fish pond can be absorbed, accumulated and decomposed, trace elements in the fish pond can be supplemented, the water environment can be improved, the water quality deterioration can be effectively prevented, the cultivation cost can be effectively saved through circulating purification, the operation is convenient, and the efficiency is higher.
In order to achieve the purpose, the invention provides the following technical scheme: a water quality purification method for a circular agricultural culture fishpond comprises the following specific purification steps:
s1, pond cleaning: pumping water in the fishpond to dry the fishpond, allowing the bottom of the fishpond to be fully exposed to the sun, then adding 50-60cm of water into the fishpond, then splashing quicklime, releasing high heat in the slaking process of the quicklime to sterilize the bottom of the fishpond, after sterilizing for 7-10 days, putting water into the fishpond, and then putting fish fries into the fishpond;
s2, plant water purification:
s1.1, enclosing four planting water areas in a fishpond by using a stainless steel fish blocking net, wherein the four planting water areas are uniformly distributed in the fishpond;
s1.2, planting water hyacinth, lotus, potamogeton crispus and water shallot in the four planting water areas respectively;
s3, microbial purification:
s3.1, preparing a microbial purifying agent, which comprises the following specific steps:
a. preparing culture substrate raw materials: the raw materials (by weight portion) include 20-40 portions of bean cake powder, 20-30 portions of corn steep liquor, 2-8 portions of sodium sulfate, 0.2-0.8 portion of sodium chloride, 2-10 portions of glucose and 2-4 portions of vitamin;
b. preparing a liquid microbial inoculum: the used raw materials (by weight portion) comprise 2-10 portions of microzyme, 4-8 portions of photosynthetic bacteria, 6-10 portions of lactobacillus plantarum, 2-8 portions of lactobacillus acidophilus, 2-8 portions of nitrobacteria and 2-4 portions of bacillus subtilis;
c. fully mixing the culture substrate raw materials, and then sterilizing at high temperature;
d. cooling the sterilized culture medium, and then inoculating a liquid microbial inoculum;
e. then putting the culture medium inoculated with the liquid microbial inoculum into a fermentation bin for fermentation to prepare a microbial purifying agent;
s3.2, scattering the prepared microbial purifying agent into the fish pond, and simultaneously, using an aerator to aerate the fish pond;
s4, circulating purification:
s4.1, arranging a pond beside the fish pond, butting a water outlet of the fish pond and a water inlet of the pond by using a first pipeline, and butting a water inlet of the fish pond and the water outlet of the pond by using a second pipeline;
s4.2, fixing fish blocking nets at the water outlet and the water inlet outlet of the fish pond, and fixing a filter screen at the water outlet of the fish pond;
s4.3, injecting clean water for cultivation into the pond, pumping the water to be purified in the pond into the pond through a first pipeline by using a water pump, and simultaneously conveying the clean water in the pond into the pond so as to enable the water in the pond to circularly flow;
s4.4, intercepting the fish manure solids in the water by a filter screen fixed at a water outlet of the pond, so that the fish manure solids stay in the pond.
In a preferred embodiment, 60-80kg of quicklime is sprinkled per mu of the fishpond in the step S1.
In a preferred embodiment, the sterilization temperature in step S3.1 c is 160-240 ℃ for 6-10 min.
In a preferred embodiment, the culture substrate is cooled down to 33-37 ℃ in step S3.1 d.
In a preferred embodiment, the fermentation temperature in step S3.1, e, is 34-40 ℃ and the fermentation time is 38-96 hours.
In a preferred embodiment, the microbial decontaminant is applied to the pond in step S3.2 once every half month, 20-40g per acre.
In a preferred embodiment, the fish droppings obtained in step S4.4 from the pond are used as fertilizer for Eichhornia crassipes, Lotus flowers, Potamogeton crispus and Scorzonera crispus.
The invention has the technical effects and advantages that:
1. the invention firstly applies quicklime when fish fries are raised, the high heat released by the quicklime curing can not only improve the pH value of a fishpond, but also can effectively kill pests and pathogens at the bottom of the fishpond, simultaneously calcium carbonate generated by the interaction of the cured quicklime and bottom mud can form a loose structure in the sludge of the fishpond to accelerate bacteria to decompose organic matters, by planting eichhornia crassipes, lotus flowers, potamogeton crispus and water onions in the fishpond, heavy metal elements in the fishpond can be effectively absorbed, nutrient salts and various organic pollutants in the fishpond can be absorbed, accumulated and decomposed, simultaneously the attractiveness of the fishpond is improved, and a stainless steel fish blocking net is used for enclosing the planting water area of four plants, thereby not only effectively preventing the four plants from being damaged by fish, but also effectively preventing the growth area of the four plants from being larger regularly to influence the growth of the fish, and by applying a microbial purifying agent to the fishpond, the organic sewage at the bottom of the pond can be quickly decomposed under the action of microorganisms, the eutrophication of the pond bottom is prevented, harmful substances such as ammonia nitrogen and the like are eliminated, and meanwhile, the trace elements in the fish pond are supplemented, the water environment is improved, and the water quality deterioration is effectively prevented.
2. According to the invention, water in the fish pond and water in the pond beside the fish pond flow in a mutual circulation manner, so that impurities such as fish feces and the like in the fish pond can be filtered out without fishing out the fish, the water quality is further purified, the operation is convenient, the efficiency is higher, meanwhile, the fish feces in the pond can be used as fertilizers for water hyacinth, water lily, water caltrop and water onion, and the cultivation cost is effectively saved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.
Example 1:
the invention provides a water quality purification method for a circular agricultural culture fishpond, which comprises the following specific purification steps:
s1, pond cleaning: draining water in the fishpond, fully exposing the bottom of the fishpond to the sun, adding 50cm of water into the fishpond, splashing 60-kg of quicklime for each mu, releasing high heat in the quicklime curing process to sterilize the bottom of the fishpond, discharging water into the fishpond after 7 days of sterilization, and then discharging fish fries;
s2, plant water purification:
s1.1, enclosing four planting water areas in a fishpond by using a stainless steel fish blocking net, wherein the four planting water areas are uniformly distributed in the fishpond;
s1.2, planting water hyacinth, lotus, potamogeton crispus and water shallot in the four planting water areas respectively;
s3, microbial purification:
s3.1, preparing a microbial purifying agent, which comprises the following specific steps:
a. preparing culture substrate raw materials: the raw materials (by weight portion) include 20-40 portions of bean cake powder, 20-30 portions of corn steep liquor, 2-8 portions of sodium sulfate, 0.2-0.8 portion of sodium chloride, 2-10 portions of glucose and 2-4 portions of vitamin;
and specifically in this embodiment: the raw materials (by weight portion) include 20 portions of bean cake powder, 20 portions of corn steep liquor, 2 portions of sodium sulfate, 0.2 portion of sodium chloride, 2 portions of glucose and 2 portions of vitamin;
b. preparing a liquid microbial inoculum: the used raw materials (by weight portion) comprise 2-10 portions of microzyme, 4-8 portions of photosynthetic bacteria, 6-10 portions of lactobacillus plantarum, 2-8 portions of lactobacillus acidophilus, 2-8 portions of nitrobacteria and 2-4 portions of bacillus subtilis;
and specifically in this embodiment: the using raw materials (by weight part) comprise 2 parts of microzyme, 4 parts of photosynthetic bacteria, 6 parts of lactobacillus plantarum, 2 parts of lactobacillus acidophilus, 2 parts of nitrobacteria and 2 parts of bacillus subtilis;
c. mixing the culture medium materials, and sterilizing at 160 deg.C for 6 min;
d. cooling the sterilized culture medium to 33 ℃, and then inoculating a liquid microbial inoculum;
e. then putting the culture medium inoculated with the liquid microbial inoculum into a fermentation chamber for fermentation at the fermentation temperature of 34 ℃ for 38 hours to prepare a microbial purifying agent;
s3.2, spraying 20g of the prepared microbial purifying agent into the fishpond every half month, and simultaneously, using an aerator to aerate the fishpond;
s4, circulating purification:
s4.1, arranging a pond beside the fish pond, butting a water outlet of the fish pond and a water inlet of the pond by using a first pipeline, and butting a water inlet of the fish pond and the water outlet of the pond by using a second pipeline;
s4.2, fixing fish blocking nets at the water outlet and the water inlet outlet of the fish pond, and fixing a filter screen at the water outlet of the fish pond;
s4.3, injecting clean water for cultivation into the pond, pumping the water to be purified in the pond into the pond through a first pipeline by using a water pump, and simultaneously conveying the clean water in the pond into the pond so as to enable the water in the pond to circularly flow;
s4.4, intercepting the fish feces solids in the water by a filter screen fixed at a water outlet of the pond, so that the fish feces solids stay in the pond, and fishing the fish feces in the pond to be used as fertilizers for water hyacinth, water lily, water caltrop and water shallot.
Example 2:
a water quality purification method for a circular agricultural culture fishpond comprises the following specific purification steps:
s1, pond cleaning: pumping water in the fishpond to dry the fishpond, completely exposing the fishpond bottom, adding 55cm of water into the fishpond, sprinkling 70kg of quicklime per mu, sterilizing the fishpond bottom by releasing high heat in the quicklime curing process, putting water into the fishpond after sterilizing for 8 days, and then putting fish fries into the fishpond;
s2, plant water purification:
s1.1, enclosing four planting water areas in a fishpond by using a stainless steel fish blocking net, wherein the four planting water areas are uniformly distributed in the fishpond;
s1.2, planting water hyacinth, lotus, potamogeton crispus and water shallot in the four planting water areas respectively;
s3, microbial purification:
s3.1, preparing a microbial purifying agent, which comprises the following specific steps:
a. preparing culture substrate raw materials: the raw materials (by weight portion) include 20-40 portions of bean cake powder, 20-30 portions of corn steep liquor, 2-8 portions of sodium sulfate, 0.2-0.8 portion of sodium chloride, 2-10 portions of glucose and 2-4 portions of vitamin;
and specifically in this embodiment: the raw materials comprise (by weight) 30 parts of bean cake powder, 25 parts of corn steep liquor, 5 parts of sodium sulfate, 0.5 part of sodium chloride, 6 parts of glucose and 3 parts of vitamin;
b. preparing a liquid microbial inoculum: the used raw materials (by weight portion) comprise 2-10 portions of microzyme, 4-8 portions of photosynthetic bacteria, 6-10 portions of lactobacillus plantarum, 2-8 portions of lactobacillus acidophilus, 2-8 portions of nitrobacteria and 2-4 portions of bacillus subtilis;
and specifically in this embodiment: the using raw materials (by weight part) comprise 6 parts of yeast, 6 parts of photosynthetic bacteria, 8 parts of lactobacillus plantarum, 5 parts of lactobacillus acidophilus, 5 parts of nitrobacteria and 3 parts of bacillus subtilis;
c. mixing the culture medium materials, and sterilizing at 200 deg.C for 8 min;
d. cooling the sterilized culture medium to 35 ℃, and then inoculating a liquid microbial inoculum;
e. then putting the culture medium inoculated with the liquid microbial inoculum into a fermentation bin for fermentation at the fermentation temperature of 37 ℃ for 72 hours to prepare a microbial purifying agent;
s3.2, spraying the prepared microbial purifying agent into the fishpond every half month, spraying 30g of the microbial purifying agent per mu, and simultaneously using an aerator to aerate the fishpond;
s4, circulating purification:
s4.1, arranging a pond beside the fish pond, butting a water outlet of the fish pond and a water inlet of the pond by using a first pipeline, and butting a water inlet of the fish pond and the water outlet of the pond by using a second pipeline;
s4.2, fixing fish blocking nets at the water outlet and the water inlet outlet of the fish pond, and fixing a filter screen at the water outlet of the fish pond;
s4.3, injecting clean water for cultivation into the pond, pumping the water to be purified in the pond into the pond through a first pipeline by using a water pump, and simultaneously conveying the clean water in the pond into the pond so as to enable the water in the pond to circularly flow;
s4.4, intercepting the fish feces solids in the water by a filter screen fixed at a water outlet of the pond, so that the fish feces solids stay in the pond, and fishing the fish feces in the pond to be used as fertilizers for water hyacinth, water lily, water caltrop and water shallot.
Example 3:
a water quality purification method for a circular agricultural culture fishpond comprises the following specific purification steps:
s1, pond cleaning: pumping water in the fishpond to dry the fishpond, completely exposing the fishpond bottom, adding 60cm of water into the fishpond, splashing 80kg of quicklime per mu, releasing high heat in the quicklime curing process to sterilize the fishpond bottom, putting water into the fishpond after 10 days of sterilization, and then putting fish fries into the fishpond;
s2, plant water purification:
s1.1, enclosing four planting water areas in a fishpond by using a stainless steel fish blocking net, wherein the four planting water areas are uniformly distributed in the fishpond;
s1.2, planting water hyacinth, lotus, potamogeton crispus and water shallot in the four planting water areas respectively;
s3, microbial purification:
s3.1, preparing a microbial purifying agent, which comprises the following specific steps:
a. preparing culture substrate raw materials: the raw materials (by weight portion) include 20-40 portions of bean cake powder, 20-30 portions of corn steep liquor, 2-8 portions of sodium sulfate, 0.2-0.8 portion of sodium chloride, 2-10 portions of glucose and 2-4 portions of vitamin;
and specifically in this embodiment: the raw materials comprise (by weight parts) 40 parts of bean cake powder, 30 parts of corn steep liquor, 8 parts of sodium sulfate, 0.8 part of sodium chloride, 10 parts of glucose and 4 parts of vitamin;
b. preparing a liquid microbial inoculum: the used raw materials (by weight portion) comprise 2-10 portions of microzyme, 4-8 portions of photosynthetic bacteria, 6-10 portions of lactobacillus plantarum, 2-8 portions of lactobacillus acidophilus, 2-8 portions of nitrobacteria and 2-4 portions of bacillus subtilis;
and specifically in this embodiment: the using raw materials (by weight part) comprise 10 parts of yeast, 8 parts of photosynthetic bacteria, 10 parts of lactobacillus plantarum, 8 parts of lactobacillus acidophilus, 8 parts of nitrobacteria and 4 parts of bacillus subtilis;
c. mixing the culture medium materials, and sterilizing at 240 deg.C for 10 min;
d. cooling the sterilized culture medium to 37 ℃, and then inoculating a liquid microbial inoculum;
e. then putting the culture medium inoculated with the liquid microbial inoculum into a fermentation bin for fermentation at the fermentation temperature of 40 ℃ for 96 hours to prepare a microbial purifying agent;
s3.2, spraying 40g of the prepared microbial purifying agent into the fishpond every half month, and simultaneously, using an aerator to aerate the fishpond;
s4, circulating purification:
s4.1, arranging a pond beside the fish pond, butting a water outlet of the fish pond and a water inlet of the pond by using a first pipeline, and butting a water inlet of the fish pond and the water outlet of the pond by using a second pipeline;
s4.2, fixing fish blocking nets at the water outlet and the water inlet outlet of the fish pond, and fixing a filter screen at the water outlet of the fish pond;
s4.3, injecting clean water for cultivation into the pond, pumping the water to be purified in the pond into the pond through a first pipeline by using a water pump, and simultaneously conveying the clean water in the pond into the pond so as to enable the water in the pond to circularly flow;
s4.4, intercepting the fish feces solids in the water by a filter screen fixed at a water outlet of the pond, so that the fish feces solids stay in the pond, and fishing the fish feces in the pond to be used as fertilizers for water hyacinth, water lily, water caltrop and water shallot.
Example 4:
the purification method of the three examples was carried out in three groups, one group for each 30 fish ponds, 90 fish ponds of the same area were purified using the purification method of the above examples 1-3, respectively, and after 12 months of use, the following data were obtained:
| number of fish ponds with equal area | Average degree of reduction of fish prevalence in fish ponds | Average degree of reduction of organic pollutants in fish pond | Average degree of increase in fish yield in fish pond | |
| Example 1 | 30 | 26％ | 48％ | 24％ |
| Example 2 | 30 | 64％ | 78％ | 50％ |
| Example 3 | 30 | 36％ | 60％ | 30％ |
The above table shows that the purification method in the embodiment 2 is moderate, and the method can be used for purifying the water quality of the fish pond, so that the content of organic pollutants can be effectively reduced, trace elements in the fish pond can be supplemented, the water environment can be improved, the bacterial diseases of the fish can be well prevented, and the yield of the fish can be effectively increased.
And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. A water quality purification method for a circulating agricultural culture fishpond is characterized by comprising the following steps: the specific purification steps are as follows:
s1, pond cleaning: pumping water in the fishpond to dry the fishpond, allowing the bottom of the fishpond to be fully exposed to the sun, then adding 50-60cm of water into the fishpond, then splashing quicklime, releasing high heat in the slaking process of the quicklime to sterilize the bottom of the fishpond, after sterilizing for 7-10 days, putting water into the fishpond, and then putting fish fries into the fishpond;
s2, plant water purification:
s1.1, enclosing four planting water areas in a fishpond by using a stainless steel fish blocking net, wherein the four planting water areas are uniformly distributed in the fishpond;
s1.2, planting water hyacinth, lotus, potamogeton crispus and water shallot in the four planting water areas respectively;
s3, microbial purification:
s3.1, preparing a microbial purifying agent, which comprises the following specific steps:
preparing culture substrate raw materials: the raw materials (by weight portion) include 20-40 portions of bean cake powder, 20-30 portions of corn steep liquor, 2-8 portions of sodium sulfate, 0.2-0.8 portion of sodium chloride, 2-10 portions of glucose and 2-4 portions of vitamin;
preparing a liquid microbial inoculum: the used raw materials (by weight portion) comprise 2-10 portions of microzyme, 4-8 portions of photosynthetic bacteria, 6-10 portions of lactobacillus plantarum, 2-8 portions of lactobacillus acidophilus, 2-8 portions of nitrobacteria and 2-4 portions of bacillus subtilis;
fully mixing the culture substrate raw materials, and then sterilizing at high temperature;
cooling the sterilized culture medium, and then inoculating a liquid microbial inoculum;
then putting the culture medium inoculated with the liquid microbial inoculum into a fermentation bin for fermentation to prepare a microbial purifying agent;
s3.2, scattering the prepared microbial purifying agent into the fish pond, and simultaneously, using an aerator to aerate the fish pond;
s4, circulating purification:
s4.1, arranging a pond beside the fish pond, butting a water outlet of the fish pond and a water inlet of the pond by using a first pipeline, and butting a water inlet of the fish pond and the water outlet of the pond by using a second pipeline;
s4.2, fixing fish blocking nets at the water outlet and the water inlet outlet of the fish pond, and fixing a filter screen at the water outlet of the fish pond;
s4.3, injecting clean water for cultivation into the pond, pumping the water to be purified in the pond into the pond through a first pipeline by using a water pump, and simultaneously conveying the clean water in the pond into the pond so as to enable the water in the pond to circularly flow;
s4.4, intercepting the fish manure solids in the water by a filter screen fixed at a water outlet of the pond, so that the fish manure solids stay in the pond.
2. The water quality purification method for the circulating agricultural culture fishpond according to claim 1, characterized in that: and then 60-80kg of quicklime is sprinkled on each mu of the fishpond in the step S1.
3. The water quality purification method for the circulating agricultural culture fishpond according to claim 1, characterized in that: the sterilization temperature in step S3.1 c is 160-240 ℃, and the time is 6-10 min.
4. The water quality purification method for the circulating agricultural culture fishpond according to claim 1, characterized in that: in step S3.1 d the culture medium is cooled to 33-37 ℃.
5. The water quality purification method for the circulating agricultural culture fishpond according to claim 1, characterized in that: the fermentation temperature in step S3.1 is 34-40 deg.C, and the fermentation time is 38-96 hr.
6. The water quality purification method for the circulating agricultural culture fishpond according to claim 1, characterized in that: in step S3.2, the microbial purifying agent is applied to the fishpond once every half month, and 20-40g of the microbial purifying agent is applied to each mu.
7. The water quality purification method for the circulating agricultural culture fishpond according to claim 1, characterized in that: the fish manure in the pond is fished in the step S4.4 and can be used as fertilizers for water hyacinth, lotus flower, curly pondweed and water shallot.
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| CN201726747U (en) * | 2009-12-29 | 2011-02-02 | 李林春 | Ecotypic fish farming system |
| US20140305866A1 (en) * | 2011-07-14 | 2014-10-16 | Kwok Ki Lo | System for decomposition of organic compounds and method of operation |
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Application publication date: 20200211 |