CN105766188A - Traction type biogas slurry mobile irrigation system - Google Patents
Traction type biogas slurry mobile irrigation system Download PDFInfo
- Publication number
- CN105766188A CN105766188A CN201610191806.2A CN201610191806A CN105766188A CN 105766188 A CN105766188 A CN 105766188A CN 201610191806 A CN201610191806 A CN 201610191806A CN 105766188 A CN105766188 A CN 105766188A
- Authority
- CN
- China
- Prior art keywords
- biogas slurry
- filter
- water
- sedimentation tank
- irrigation system
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/042—Adding fertiliser to watering systems
-
- 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
- C02F1/50—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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a traction type biogas slurry mobile irrigation system. The traction type biogas slurry mobile irrigation system comprises a trailer, wherein the trailer is provided with a biogas slurry sedimentation tank, a filtering device and a first water pump; the biogas slurry sedimentation tank comprises two or more sedimentation tanks; the sedimentation tanks are connected through a connection channel; each sedimentation tank is a sedimentation tank at one grade; a biogas slurry injection hole is formed above the first-grade sedimentation tank, and a second water pump is arranged in the last grade of sedimentation tank; the filtering device comprises a biogas slurry filter and a water filter; an inlet of the biogas slurry filter is connected with an outlet of the second water pump through a pipeline; the inlet of the water filter is connected with the outlet of the first water pump through a pipeline; the outlets of the biogas slurry filter and the water filter are connected with a fertilizer liquid output pipe through pipelines. The traction type biogas slurry mobile irrigation system has movability and can take raw biogas slurry from a biogas slurry tank under the traction of a motor vehicle; then the raw biogas slurry is transported to a crop field and water can be locally taken from the crop field, so that the biogas slurry and the water can be output by the fertilizer liquid output pipe after being mixed; the fertilizer liquid output pipe can be connected with an irrigation network of the crop field, so that movable fertilizer liquid irrigation is realized.
Description
Technical field
The present invention relates to a kind of irrigation system, move irrigation system particularly to a kind of pulling type biogas slurry.
Background technology
Along with the progress of human society, the demand of the energy being increased day by day, the rejection of environment is realized simultaneously and also day by day strengthen, in recent years, people begin to use novel energy, regenerative resource.And biogas is as novel renewable energy, it is widely used in China rural area.
Biogas produces by fermenting, and raw material mainly has the residual branch of plant, animal wastes etc., and biogas can remain corresponding waste residue and liquid after producing, and is commonly called as biogas residue and biogas liquid.Containing each amino acid, vitamin, protein, gibberellins, auxin, saccharide, nucleic acid and antibiotic etc. in biogas slurry.Wherein, gibberellins can make seed germinate ahead of time；Nucleic acid, monosaccharide can strengthen the drought-resistant ability of crop；Free amino acid can strengthen crop freezing tolerance；Antibiotic then can controlling crop diseases and insect pests；Several amino acids and trace element add in feedstuff, can promote poultry volume increase etc..Biogas slurry is mainly used in seed soaking, foliage application, mixes nutritive cube, flower-promoting and fruit protecting, soilless culture mother's formula drip irrigation, stock keeping fowl and the organic irrigation of agricultural planting etc..Biogas residue, rich in organic, humic acids, can play the effect of improvement soil；Containing elements such as nitrogen, phosphorus, potassium, the needs of plant growth can be met.Additionally, still contain more biogas slurry in biogas residue, its solid contents is below 20%, and wherein the undecomposed raw material of part and newborn microbial cells apply farmland and may proceed to fermentation, discharge nutriment in a fertilizer.Therefore, biogas residue, in comprehensive utilization process, has two kinds of functions of effect quick-acting, slow.Biogas residue is mainly used in the base manure of plantation grain, seedling, nursery stock production, it may also be used for produces edible fungi, breed fish.From the above, it can be seen that biogas residue and biogas liquid is first-class agricultural organic fertilizer, if using proper, biogas residue and biogas liquid will be a kind of pollution-free, low cost, it is possible to improvement soil, the organic fertilizer kept soil from packing together.
Under the existing condition in rural area, biogas residue and biogas liquid there has also been some application, owing to biogas residue and biogas liquid is untreated, there is very big stink when discharging, add that biogas residue and biogas liquid does not separate fully, it is impossible to for irrigation system, when using, peasant carries out simple water, natural pond in field naturally to mix, owing to mixed proportion is uncertain, unevenness of application, cause crop growing state poor.It addition, the system that existing biogas slurry carries out irrigating does not possess mobility, when crop field and biogas slurry pond need to arrange very long irrigation transfer pipeline time distant, costly.
Summary of the invention
For the problems referred to above, it is an object of the invention to provide and a kind of can effectively facilitate plant growth and the pulling type biogas slurry that can move freely moves irrigation system.
For achieving the above object, the present invention is by the following technical solutions: a kind of pulling type biogas slurry moves irrigation system, it is characterised in that: it includes towed vehicle, is provided with biogas slurry settling tank, defecator and the first water pump on described towed vehicle；Described biogas slurry settling tank includes two or more sedimentation tank, each described sedimentation tank is connected by communication paths, each described sedimentation tank is first stage precipitation tank, is provided above biogas slurry inlet at sedimentation tank described in the first order, is in the end provided with the second water pump in sedimentation tank described in one-level；Described defecator includes marsh liquid filter and water filter, and the entrance of described marsh liquid filter connects described second water delivery side of pump by pipeline, and the entrance of described water filter connects described first water delivery side of pump by pipeline；The outlet of described marsh liquid filter and described water filter is connected with solution outlet tube each through pipeline.
Upstream side in communication paths between sedimentation tank described in adjacent two is provided with filter between the pond being made up of silk screen, and between described pond, the width of mesh of filter is gradually reduced to sedimentation tank described in afterbody by sedimentation tank described in first.
Between each described pond, the upstream side of filter is provided with aerator.
The bottom of sedimentation tank described in every one-level is provided with aeration deodorizing device.
Pipeline on the pipeline between described marsh liquid filter and described second water pump and between described water filter and described first water pump is respectively arranged with flow control valve.
Described towed vehicle is provided with air pump, pipeline between described marsh liquid filter and described second water pump is provided with the first check valve, the export pipeline of described marsh liquid filter is provided with the first open and close valve, it is provided with the air inlet that trachea is connected with described air pump at the top of described marsh liquid filter, the bottom of described marsh liquid filter is provided with outlet, the outlet of described marsh liquid filter is provided with the second open and close valve.
Pipeline between described water filter and described first water pump is provided with the second check valve, the export pipeline of described water filter is provided with the 3rd open and close valve, it is provided with the air inlet that trachea is connected with described air pump at the top of described water filter, the bottom of described water filter is provided with outlet, the outlet of described water filter is provided with the 4th open and close valve.
Described marsh liquid filter and water filter all adopt laminated filter.
Described biogas slurry inlet place is provided with the coarse filter being made up of silk screen.
Due to the fact that and take above technical scheme, it has the advantage that 1, due to the fact that and be arranged on towed vehicle by biogas slurry settling tank, defecator and water pump, therefore possesses mobility, under the traction of motor vehicles, it is possible to first take biogas slurry stock solution at biogas slurry Chi Chu, in transport to crop field place, and fetch water on the spot at crop field place, being exported by solution outlet tube after making biogas slurry and water mixing, solution outlet tube can be connected with the irrigation network in crop field, is achieved in portable solution and irrigates.2, due to the fact that and the pipeline on the pipeline between marsh liquid filter and the second water pump and between water filter and the first water pump is respectively arranged with flow control valve, therefore, it is possible to regulate biogas slurry and the proportioning of clear water in the solution exported, the effect of fertilizer is made to reach optimum.3, present invention upstream side of filter between each pond is provided with aerator, therefore small bubble upstream side of filter between pond can be made to rise from the bottom of pond by aerator timing aeration, thus washing away the biogas residue impurity being attached between pond on filter wire side so that between pond, filter remains that clean conditions is not blocked by biogas residue.4, due to the fact that at the bottom of the pond of each sedimentation tank, be provided with aeration deodorizing device, therefore can pass through regular aeration and produce micro-bubble, anaerobe in biogas slurry can be killed by the oxygen in the air of aeration, thus stoping the protein fermentation in biogas slurry, so that biogas slurry will not produce stink.5, the marsh liquid filter of the present invention and water filter all adopt and counter clean design, are therefore convenient for anti-cleaning, thus the impurity removed in defecator.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention；
Fig. 2 is the schematic top plan view of the present invention；
Fig. 3 is the operation principle schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
As it is shown in figure 1, the present invention proposes a kind of pulling type biogas slurry moves irrigation system, it includes towed vehicle 1, is provided with biogas slurry settling tank 2, defecator 3 and water pump 4 on towed vehicle 1.Biogas slurry settling tank 2 includes plural sedimentation tank, is connected by communication paths between each sedimentation tank, and each sedimentation tank is first stage precipitation tank, is provided above biogas slurry inlet 5 at first order sedimentation tank, is in the end provided with water pump 6 in first stage precipitation tank.Defecator 3 includes marsh liquid filter 7 and water filter 8, and wherein, the entrance of marsh liquid filter 7 connects the outlet of water pump 6 by pipeline；The entrance of water filter 8 connects the outlet of water pump 4 by pipeline.The outlet of marsh liquid filter 7 and the outlet of water filter 8 are connected with solution outlet tube 9 each through pipeline.
In above-described embodiment, the upstream side of the communication paths between adjacent two sedimentation tanks is provided with between the pond being made up of silk screen filter 10, between pond, the width of mesh of filter 10 is gradually reduced to afterbody sedimentation tank by first order sedimentation tank, between usual first order pond, the mesh of filter 10 is 30～40 orders, and between pond, the second level, the mesh of filter 10 is 60～80 orders.
In above-described embodiment, between each pond, the upstream side of filter 10 is provided with aerator 11, small bubble upstream side of filter 10 between pond is made to rise from the bottom of pond by aerator 11 timing aeration, thus washing away the biogas residue impurity being attached between pond on filter 10 wire side so that between pond, filter 10 remains that clean conditions is not blocked by biogas residue.
In above-described embodiment, being provided with aeration deodorizing device 12 at the bottom of the pond of each sedimentation tank, produce micro-bubble by regular aeration, the anaerobe in biogas slurry can be killed by the oxygen in the air of aeration, thus stoping the protein fermentation in biogas slurry, so that biogas slurry will not produce stink.
In above-described embodiment, pipeline on pipeline between marsh liquid filter 7 and water pump 6 and between water filter 8 and water pump 4 is respectively arranged with flow control valve 13, two flow control valves 13 are respectively used to regulate the flow of biogas slurry and clear water, thus regulating the proportioning of biogas slurry and clear water in the solution exported.
In above-described embodiment, towed vehicle 1 is additionally provided with air pump 14, pipeline between marsh liquid filter 7 and water pump 6 is provided with check valve 15, the export pipeline of marsh liquid filter 7 is provided with the first open and close valve 16, it is provided with the air inlet that trachea is connected with air pump 14 at the top of marsh liquid filter 7, the bottom of marsh liquid filter 7 is provided with outlet, this outlet is provided with the second open and close valve 17.Said structure constitutes the anti-cleaning structure of marsh liquid filter 7, when cleaning marsh liquid filter 7 is counter, close the first open and close valve 16 and open the second open and close valve 17, air pump 14 is utilized to supply in marsh liquid filter 7 through air inlet, marsh liquid filter 7 make gas flow to biogas slurry flow direction opposite direction when filtering biogas slurry, thus rinsing marsh liquid filter 7, the impurity rinsed out is discharged from outlet together with the biogas slurry that retains of marsh liquid filter 7.And when normal supply biogas slurry, the first open and close valve 16 is opened, the second open and close valve 17 is closed.
In above-described embodiment, pipeline between water filter 8 and water pump 4 is provided with check valve 18, the export pipeline of water filter 8 is provided with the 3rd open and close valve 19, it is provided with the air inlet that trachea is connected with air pump 14 at the top of water filter 8, the bottom of water filter 8 is provided with outlet, this outlet is provided with the 4th open and close valve 20.Said structure constitutes the anti-cleaning structure of water filter 8, when closing the 3rd open and close valve 19, opening four open and close valves 20, air pump 14 can be utilized to clean water filter 8 is counter, and the clear water that retains of the impurity connection water filter 8 rinsed out is discharged from outlet together.And when normal supply clear water, the 3rd open and close valve 19 is opened, the 4th open and close valve 20 is closed.
In above-described embodiment, marsh liquid filter 7 and water filter 8 all adopt laminated filter, compared to other type of filter, and more convenient anti-cleaning.
In above-described embodiment, the biogas slurry inlet place of first order sedimentation tank is provided with the coarse filter (not shown) being made up of silk screen, the biogas slurry shipped from biogas slurry pond is injected into first order sedimentation tank from biogas slurry inlet 5 after coarse filter filters, thus particulate matter bigger in biogas slurry is leached herein, thus alleviating the burden of first order sedimentation tank.
Towed vehicle 1 in use, is first connected by the present invention with motor vehicles, utilizes motor vehicles to transport near biogas slurry pond by towed vehicle 1, utilizes outside water pump that from biogas slurry inlet 5, the biogas slurry stock solution in biogas slurry pond is injected into biogas slurry settling tank.Then by articulated traffic to crop field, the entrance of water pump 4 is connected with outside pond by water pipe；Solution outlet tube 9 is connected on the main line irrigating network in crop field.It is then turned on water pump 4 and water pump 6, biogas slurry and water mix after filtering respectively through marsh liquid filter 7 and water filter 8 according to default flow-rate ratio in solution outlet tube 9, mixed solution enters in the irrigation network in crop field through solution outlet tube 9, and crop is irrigated.
The present invention only illustrates with above-described embodiment; the structure of each parts, position and connecting is set all can be varied from; on the basis of technical solution of the present invention; all improvement individual part carried out according to the principle of the invention and equivalents, all should not get rid of outside protection scope of the present invention.
Claims (9)
1. a pulling type biogas slurry moves irrigation system, it is characterised in that: it includes towed vehicle, is provided with biogas slurry settling tank, defecator and the first water pump on described towed vehicle；Described biogas slurry settling tank includes two or more sedimentation tank, each described sedimentation tank is connected by communication paths, each described sedimentation tank is first stage precipitation tank, is provided above biogas slurry inlet at sedimentation tank described in the first order, is in the end provided with the second water pump in sedimentation tank described in one-level；Described defecator includes marsh liquid filter and water filter, and the entrance of described marsh liquid filter connects described second water delivery side of pump by pipeline, and the entrance of described water filter connects described first water delivery side of pump by pipeline；The outlet of described marsh liquid filter and described water filter is connected with solution outlet tube each through pipeline.
2. a kind of pulling type biogas slurry as claimed in claim 1 moves irrigation system, it is characterized in that: the upstream side in communication paths between sedimentation tank described in adjacent two is provided with filter between the pond being made up of silk screen, and between described pond, the width of mesh of filter is gradually reduced to sedimentation tank described in afterbody by sedimentation tank described in first.
3. a kind of pulling type biogas slurry as claimed in claim 2 moves irrigation system, it is characterised in that: between each described pond, the upstream side of filter is provided with aerator.
4. a kind of pulling type biogas slurry as claimed in claim 1 moves irrigation system, it is characterised in that: the bottom of sedimentation tank described in every one-level is provided with aeration deodorizing device.
5. a kind of pulling type biogas slurry as claimed in claim 1 moves irrigation system, it is characterised in that: the pipeline on the pipeline between described marsh liquid filter and described second water pump and between described water filter and described first water pump is respectively arranged with flow control valve.
6. a kind of pulling type biogas slurry as claimed in claim 1 moves irrigation system, it is characterized in that: on described towed vehicle, be provided with air pump, pipeline between described marsh liquid filter and described second water pump is provided with the first check valve, the export pipeline of described marsh liquid filter is provided with the first open and close valve, it is provided with the air inlet that trachea is connected with described air pump at the top of described marsh liquid filter, the bottom of described marsh liquid filter is provided with outlet, the outlet of described marsh liquid filter is provided with the second open and close valve.
7. a kind of pulling type biogas slurry as claimed in claim 6 moves irrigation system, it is characterized in that: the pipeline between described water filter and described first water pump is provided with the second check valve, the export pipeline of described water filter is provided with the 3rd open and close valve, it is provided with the air inlet that trachea is connected with described air pump at the top of described water filter, the bottom of described water filter is provided with outlet, the outlet of described water filter is provided with the 4th open and close valve.
8. a kind of pulling type biogas slurry as claimed in claims 6 or 7 moves irrigation system, it is characterised in that: described marsh liquid filter and water filter all adopt laminated filter.
9. a kind of pulling type biogas slurry as claimed in claim 1 moves irrigation system, it is characterised in that: described biogas slurry inlet place is provided with the coarse filter being made up of silk screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610191806.2A CN105766188A (en) | 2016-03-30 | 2016-03-30 | Traction type biogas slurry mobile irrigation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610191806.2A CN105766188A (en) | 2016-03-30 | 2016-03-30 | Traction type biogas slurry mobile irrigation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105766188A true CN105766188A (en) | 2016-07-20 |
Family
ID=56391512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610191806.2A Pending CN105766188A (en) | 2016-03-30 | 2016-03-30 | Traction type biogas slurry mobile irrigation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105766188A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106688817A (en) * | 2016-11-20 | 2017-05-24 | 广西大学 | Agricultural suspension type irrigation system |
| CN111333444A (en) * | 2020-04-08 | 2020-06-26 | 深圳市海吉星环保农业科技有限公司 | Efficient treatment method for anaerobic fermentation substrate of fruit and vegetable waste |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100261242A1 (en) * | 2009-04-14 | 2010-10-14 | Harvey Jeffrey T | Static solid state bioreactor and method for using same |
| CN201657624U (en) * | 2010-04-26 | 2010-12-01 | 江西晨明实业有限公司 | Manual and electric dual-purpose biogas residue and biogas fluid pumping, transporting and sprinkling irrigation vehicle |
| CN101904288A (en) * | 2009-06-08 | 2010-12-08 | 北京市农林科学院 | Fertilizing equipment for precipitating, aerating, filtering and proportioning biogas slurry and increasing water-soluble oxygen |
| CN202941139U (en) * | 2012-11-19 | 2013-05-22 | 嘉兴职业技术学院 | Biogas liquid collecting and spraying device |
| CN205510853U (en) * | 2016-03-30 | 2016-08-31 | 北京市农林科学院 | Pulling type natural pond liquid removes irrigation system |
-
2016
- 2016-03-30 CN CN201610191806.2A patent/CN105766188A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100261242A1 (en) * | 2009-04-14 | 2010-10-14 | Harvey Jeffrey T | Static solid state bioreactor and method for using same |
| CN101904288A (en) * | 2009-06-08 | 2010-12-08 | 北京市农林科学院 | Fertilizing equipment for precipitating, aerating, filtering and proportioning biogas slurry and increasing water-soluble oxygen |
| CN201657624U (en) * | 2010-04-26 | 2010-12-01 | 江西晨明实业有限公司 | Manual and electric dual-purpose biogas residue and biogas fluid pumping, transporting and sprinkling irrigation vehicle |
| CN202941139U (en) * | 2012-11-19 | 2013-05-22 | 嘉兴职业技术学院 | Biogas liquid collecting and spraying device |
| CN205510853U (en) * | 2016-03-30 | 2016-08-31 | 北京市农林科学院 | Pulling type natural pond liquid removes irrigation system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106688817A (en) * | 2016-11-20 | 2017-05-24 | 广西大学 | Agricultural suspension type irrigation system |
| CN111333444A (en) * | 2020-04-08 | 2020-06-26 | 深圳市海吉星环保农业科技有限公司 | Efficient treatment method for anaerobic fermentation substrate of fruit and vegetable waste |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101904289B (en) | Biogas slurry fertigation system | |
| CN101904288B (en) | Fertilizing equipment for precipitating, aerating, filtering and proportioning biogas slurry and increasing water-soluble oxygen | |
| CN203691932U (en) | Biogas slurry drip-fertigation device | |
| CN104686290B (en) | A kind of energy saving, ecological automatic irrigation system | |
| CN204540224U (en) | Organic farming water-fertilizer integral system | |
| CN109169500A (en) | One boar-natural pond-dish three-in-one ecological circulation breeding method | |
| CN109644660B (en) | Garlic water and fertilizer integrated irrigation system and control method | |
| CN206821445U (en) | A kind of ecological organic breeding and planting system | |
| CN107155496A (en) | A kind of dragon fruit water-fertilizer integral system | |
| CN206879432U (en) | A kind of dragon fruit water-fertilizer integral system | |
| CN112470909A (en) | Tidal hole tray irrigation seedling raising system and method | |
| CN113031683A (en) | Fish and vegetable symbiotic digital agricultural management system | |
| CN111837712A (en) | Planting device and method suitable for saline-alkali soil improvement | |
| CN105766188A (en) | Traction type biogas slurry mobile irrigation system | |
| CN205510853U (en) | Pulling type natural pond liquid removes irrigation system | |
| CN111847767A (en) | Ecological system for livestock and poultry breeding biogas slurry utilization and application thereof | |
| CN101723524B (en) | Biogas slurry pretreatment method and device for foliar fertilizer and drip irrigation fertilizer | |
| CN214482411U (en) | Plant nutrition feeder | |
| CN113040045B (en) | Aquatic animal and plant internal circulation growth and reproduction co-culture system | |
| CN108668683A (en) | Closed cultivation irrigation oxygen supplementation and temperature increase integrated supply system | |
| CN205357099U (en) | Natural pond liquid automatic discharging and evenly use system | |
| CN209964876U (en) | System for be used for strawberry to plant collection fertigation and spray insecticide | |
| CN208691812U (en) | Closed cultivation irrigation oxygen supplementation and temperature increase integrated supply system | |
| CN103782887A (en) | Method for soilless culture of vegetables | |
| CN203872571U (en) | Device for biogas slurry trickle irrigation and fertilization of tea garden |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20160720 |