CN111011200A - Bag cultivation device and nutrient solution recycling system - Google Patents
Bag cultivation device and nutrient solution recycling system Download PDFInfo
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- CN111011200A CN111011200A CN201911268920.0A CN201911268920A CN111011200A CN 111011200 A CN111011200 A CN 111011200A CN 201911268920 A CN201911268920 A CN 201911268920A CN 111011200 A CN111011200 A CN 111011200A
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- cultivation
- nutrient solution
- liquid
- bag
- liquid return
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Links
- 235000015097 nutrients Nutrition 0.000 title claims abstract description 86
- 238000004064 recycling Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 117
- 238000009825 accumulation Methods 0.000 claims abstract description 21
- 230000002262 irrigation Effects 0.000 claims description 18
- 238000003973 irrigation Methods 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000005086 pumping Methods 0.000 claims description 14
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims 1
- 241000521257 Hydrops Species 0.000 abstract description 10
- 206010030113 Oedema Diseases 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 239000001963 growth medium Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000003337 fertilizer Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009335 monocropping Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
- A01G31/06—Hydroponic culture on racks or in stacked containers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G2031/006—Soilless cultivation, e.g. hydroponics with means for recycling the nutritive solution
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Hydroponics (AREA)
Abstract
The invention relates to the field of soilless culture, and discloses a bag cultivation device and a nutrient solution recycling system. The cultivation bag intussuseption is filled with culture medium, the hydrops basin includes outer wall and bottom, the top that the cultivation support encloses is global to link to each other with the outer wall of hydrops basin, the bottom of hydrops basin is provided with the trompil, the trompil is connected with liquid return pipe and is communicated with each other, the cultivation bag is placed in the hydrops basin of cultivation support, one side of cultivation bag is provided with the feed liquor capillary, make the nutrient solution enter into the culture medium of cultivation bag through the feed liquor capillary, unnecessary nutrient solution is discharged through liquid return pipe after overflowing through the cultivation bag. The cultivation bag has the advantages that redundant nutrient solution can automatically overflow through the cultivation bag and enter the liquid return pipe after being collected through the liquid accumulation basin, and the redundant nutrient solution discharged by the liquid return pipe can be reused as new nutrient solution after being treated, so that the effect of recycling the nutrient solution is achieved, the waste of the nutrient solution is reduced, and the production and planting cost is also reduced.
Description
Technical Field
The invention relates to the field of soilless culture, in particular to a bag cultivation device and a nutrient solution recycling system.
Background
At present, the soilless culture technology has been applied in a large scale in a wide area of China after a period of development. The soilless culture has the advantages of almost no restriction of regions and environments, full utilization of space, avoidance of continuous cropping obstacles, water saving, fertilizer saving, high yield and the like, and is more and more popular with planting personnel. However, the current soilless culture related technology still has the defects. The soilless culture needs irrigation by a matched drip irrigation system at present, nutrient solution in the drip irrigation system can be directly discharged to the ground after being used up, so that the nutrient solution is wasted, excessive fertilizer contained in the nutrient solution can be discharged into the underground, the excessive fertilizer can pollute the soil environment and underground water, and in addition, if the residual nutrient solution on the ground is directly contacted with light for a long time, algae and germs in the nutrient solution are easily bred and the attractiveness is affected.
In order to overcome the defects, a nutrient solution recycling mode is adopted in some modern large greenhouses, a water and fertilizer integrated nutrient solution irrigation mode is used, and the leaked nutrient solution can be recycled and then filtered and disinfected to be recycled. However, the water and fertilizer integrated nutrient solution irrigation mode has high equipment investment and a complex structure, and is not suitable for the current situation of agricultural development in China. At present, the purpose of nutrient solution recovery is achieved by adopting a method of lifting a cultivation device by a metal bracket in China, but the cost of the metal bracket is still high, on the other hand, the requirements on the ground flatness and the construction and installation accuracy are also high, and once construction deviation occurs, the nutrient solution is easily discharged or difficult to recover.
The existing nutrient solution recycling or recycling mode has the defects.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a bag cultivation device and a nutrient solution recycling system.
On one hand, the invention provides a bag cultivation device which comprises a cultivation support, a liquid accumulation basin, a cultivation bag, a liquid inlet capillary and a liquid return pipe, wherein cultivation media are filled in the cultivation bag, the liquid accumulation basin comprises an outer wall and a bottom, the peripheral surface of the top end surrounded by the cultivation support is connected with the outer wall of the liquid accumulation basin, the bottom of the liquid accumulation basin is provided with an opening, the opening is communicated with the liquid return pipe, the cultivation bag is placed in the liquid accumulation basin in the cultivation support, one side of the cultivation bag is provided with the liquid inlet capillary, nutrient solution enters the cultivation media of the cultivation bag through the liquid inlet capillary, and redundant nutrient solution is discharged through the liquid return pipe after overflowing through the cultivation bag.
Preferably, the liquid collecting basin is funnel-shaped, the diameter of the peripheral surface of the bottom of the liquid collecting basin is reduced downwards, and the opening is formed in the center of the bottom.
Preferably, a plurality of circumferentially spaced protrusions or recesses are formed in the bottom of the drip basin.
Preferably, the bottom of the liquid collecting basin is made of corrugated paper.
Preferably, the cultivation support is detachably connected with the effusion pot.
Preferably, a liquid return hose is connected between the opening and the liquid return pipe, one end of the liquid return hose is connected and communicated with the opening, and the other end of the liquid return hose is connected and communicated with the liquid return pipe.
Preferably, the height difference of the ground on which the bag cultivation device is placed is not more than 5 cm.
Through the technical scheme, by adopting the bag cultivation device, redundant nutrient solution can automatically overflow through the cultivation bag and enter the liquid return pipe after being collected through the liquid accumulation basin, and the redundant nutrient solution discharged by the liquid return pipe can be reused as new nutrient solution after being treated, so that the effect of recycling the nutrient solution is achieved, the waste of the nutrient solution is reduced, and the production and planting cost is also reduced. Meanwhile, the bag cultivation device can meet the requirements of crop roots on nutrition, oxygen and moisture, the cultivation support is convenient to install, the installation construction cost and the maintenance cost are saved, the requirement on the ground gradient is low, and the problem that land leveling is difficult in the related technology is solved.
On the other hand, the invention also provides a nutrient solution recycling system, which comprises a bag cultivation device, a nutrient solution pool, an irrigation machine and a pumping device, wherein one end of the nutrient solution pool is connected with the pumping device, the other end of the nutrient solution pool is connected with a liquid return main pipe, a liquid return branch pipe formed by connecting liquid return pipes is communicated with the liquid return main pipe, redundant nutrient solution in the liquid return branch pipe is collected in the liquid return main pipe, the other end of the pumping device is connected with a liquid inlet main pipe, the liquid inlet main pipe is communicated with a liquid inlet branch pipe, the liquid inlet branch pipe is communicated with a liquid inlet capillary pipe, and the irrigation machine is connected between the nutrient solution pool and the liquid inlet main pipe.
Preferably, the bag cultivation devices can be arranged row by row.
Preferably, the water pumping device is connected with the filter, and a disinfection device is connected between the nutrient solution pool and the liquid return main pipe.
Through the technical scheme, the nutrient solution recycling system provided by the invention has the beneficial effects of a single bag cultivation device and can be used for large-scale production.
Drawings
Fig. 1 is a schematic structural view of one embodiment of the bag cultivation device of the present invention.
Fig. 2 is a schematic structural view of one embodiment of the nutrient solution recycling system of the present invention.
Description of the reference numerals
1. Cultivation support 11, hydrops basin 12 and cultivation medium
13. Liquid return hose
2. Cultivation bag 3, liquid inlet capillary
31. Liquid inlet branch pipe 32, liquid inlet header pipe 4 and liquid return pipe
41. Liquid return branch pipe 42, liquid return header pipe 51 and nutrient solution pool
52. Water pumping device 53 and filter
54. Disinfection equipment 55, irrigation machine.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the use of directional terms such as "upper, front, rear, side" in the absence of a contrary intention is to cover generally the upper, front, rear, side shown in the drawings.
According to one aspect of the invention, a bag cultivation device is provided, the bag cultivation device comprises a cultivation support 1, a liquid accumulation basin 11, a cultivation bag 2, a liquid inlet capillary 3 and a liquid return pipe 4, a cultivation substrate 12 is filled in the cultivation bag 2, when the bag is used, seeds and the like can be directly sowed in the cultivation bag 2, crop seedlings can also be directly transplanted into the cultivation substrate 12, and irrigation can be carried out after emergence or seedling recovery. The hydrops pot 11 comprises an outer wall and a bottom, the top end peripheral surface enclosed by the cultivation support 1 is connected with the outer wall of the hydrops pot 11, an opening (not shown in the figure) is formed in the bottom of the hydrops pot 11 and is communicated with the liquid return pipe 4, the cultivation bag 2 is placed in the hydrops pot 11 in the cultivation support 1, after the cultivation substrate 12 is filled in the cultivation bag 2, the cultivation bag 2 can stand upright in the hydrops pot 11 stably, the manufacturing material of the cultivation bag 2 is made of a material which can leak water and is breathable, therefore, the cultivation bag 2 can enable redundant nutrient solution to overflow when in use, and preferably, the cultivation bag 2 can achieve the effect by adopting an existing non-woven bag or an existing PE woven bag. One side of cultivation bag 2 is provided with feed liquor capillary 3, through feed liquor capillary 3 makes the nutrient solution enters into cultivation bag 2 in the culture medium 12, it is unnecessary the nutrient solution passes through after cultivation bag 2 spills over through liquid return pipe 4 discharges. Preferably, the end of the liquid inlet capillary 3 used for outputting the nutrient solution can be provided with a spray head, and the nutrient solution can be sprayed into the culture medium 12 more uniformly in a spraying manner.
Further, referring to fig. 1, the cultivation support 1 may further include an accommodating space, the cultivation support 1 is used for supporting the cultivation bag 2 and the cultivation substrate 12 in the cultivation bag 2, the liquid trap 11 is located above the accommodating space, and through the accommodating space, the liquid return pipe 4 can be more easily extended and placed, and air can flow better.
In addition, the liquid collecting basin 11 can be arranged in a funnel shape. The diameter of the bottom peripheral surface of the liquid collecting basin 11 is reduced downwards, i.e. the funnel-shaped tip is towards the ground, and the opening is arranged at the center of the bottom. After the surplus nutrient solution overflows, the surplus nutrient solution can more easily flow to the opening through the funnel-shaped liquid accumulation basin 11.
Preferably, a plurality of circumferentially spaced protrusions or recesses are formed in the bottom of the liquid collection basin 11, the protrusions or recesses may be corrugated, truncated pyramid, wave-shaped, or the like, and the heights or depths of the protrusions or recesses may be different. Through the bulges or the depressions formed in the bottom, on one hand, the effect of ventilating and filtering water can be achieved, on the other hand, redundant nutrient solution can be more quickly collected to the open hole after overflowing, and meanwhile, a certain interval is formed between the bottom of the liquid accumulation basin 11 and the cultivation bag 2, so that the situation that the cultivation bag 2 is soaked in the nutrient solution stored in the liquid accumulation basin 11 after long-term use is avoided, and the service life of the cultivation bag 2 is prolonged.
Still further, the bottom of the drip basin 11 is made of corrugated paper. Meanwhile, according to actual needs, the cultivation support 1 and the liquid accumulation basin 11 can be detachably connected or integrally formed. By adopting the detachable connection, after the cultivation bracket is used for a period of time, if the liquid accumulation basin 11 needs to be replaced, the liquid accumulation basin 11 can be easily and directly taken down from the cultivation bracket 1 and replaced by a new liquid accumulation basin 11.
In order to ensure smooth flow of the excess nutrient solution during discharge, a liquid return hose 13 may be connected between the opening and the liquid return pipe 4, one end of the liquid return hose 13 may be connected to the opening, and preferably, the liquid return hose 13 closes the opening, and the other end of the liquid return hose 13 is connected to the liquid return pipe 4. The pipeline is arranged according to different topography when making things convenient for in-service use.
In practical use, the bag cultivation device has low requirement on the gradient of the ground when the bag cultivation device is placed, and preferably, the height difference of the ground where the bag cultivation device is placed is not more than 5 cm.
Through the technical scheme, by adopting the bag cultivation device, redundant nutrient solution can automatically overflow through the cultivation bag and enter the liquid return pipe after being collected through the liquid accumulation basin, and the redundant nutrient solution discharged by the liquid return pipe can be reused as new nutrient solution after being treated, so that the effect of recycling the nutrient solution is achieved, the waste of the nutrient solution is reduced, and the production and planting cost is also reduced. Meanwhile, the bag cultivation device can meet the requirements of crop roots on nutrition, oxygen and moisture, the cultivation support is convenient to install, the installation construction cost and the maintenance cost are saved, the requirement on the ground gradient is low, and the problem that land leveling is difficult in the related technology is solved.
According to another aspect of the present invention, there is also provided a nutrient solution recycling system, which comprises the above bag cultivation device, a nutrient solution pool 51, an irrigation machine 55 and a water pumping device 52, wherein one end of the nutrient solution pool 51 is connected to the water pumping device 52, and the water pumping device 52 can be an existing device, such as a water pump. Liquid house steward 42 is connected to the other end of nutrient solution pond 51, return liquid pipe 4 connect the back liquid branch pipe 41 of constituteing with liquid house steward 42 connects and communicates with each other back, return in the liquid branch pipe 41 unnecessary nutrient solution collect in liquid house steward 42 returns, liquid inlet house steward 32 is connected to pumping device 52's the other end, liquid inlet house steward 32 with liquid inlet branch pipe 31 connects and communicates with each other, liquid inlet branch pipe 31 with liquid inlet capillary 3 connects and communicates with each other, irrigation machine 55 connect in nutrient solution pond 51 with between the liquid inlet house steward 32.
In use, referring to fig. 2, the bag-planting devices can be arranged row by row according to practical situations. More specifically, the water pumping device 52 is connected to a filter 53, and the filter 53 is used for filtering impurities in the newly-entered nutrient solution. The filter 53 may be a filtering device of an existing device. All can also be connected with disinfecting equipment 54 between nutrient solution pond 51 and return liquid house steward 42 or the inlet liquid house steward 32, disinfecting equipment 54 is used for carrying out the disinfection to the nutrient solution that newly gets into or the backward flow came in to make nutrient solution can disinfect the back reuse. The sterilizing device 54 may be an existing device such as a UV ultraviolet sterilizing device. It should be noted that the concentration of the backflow redundant nutrient solution is lower than that of the original input nutrient solution, the backflow nutrient solution needs to pass through the irrigation machine 55 at first, after the EC value (soluble salt concentration) of the irrigation machine 55 is preset before actual use, the irrigation machine 55 can automatically adjust and select to add clean water or add nutrient solution mother liquor, the nutrient solution can be recycled after the concentration is automatically adjusted, and the irrigation machine capable of automatically adjusting the concentration can adopt the irrigation machine in the prior art.
Preferably, when the nutrient solution recycling system works, a switch can be arranged on each liquid inlet branch pipe 31 to control the speed of the nutrient solution.
Through the technical scheme, the nutrient solution recycling system provided by the invention has the beneficial effects of a single bag cultivation device, and can be used for large-scale production to realize recycling of the nutrient solution.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including combinations of the specific features in any suitable way, and the invention will not be further described in relation to the various possible combinations in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (10)
1. The bag cultivation device is characterized by comprising a cultivation support (1), a liquid accumulation basin (11), cultivation bags (2), a liquid inlet capillary tube (3) and a liquid return tube (4), wherein cultivation media (12) are filled in the cultivation bags (2), the liquid accumulation basin (11) comprises an outer wall and a bottom, the top end periphery surrounded by the cultivation support (1) is connected with the outer wall of the liquid accumulation basin (11), the bottom of the liquid accumulation basin (11) is provided with a hole, the hole is connected and communicated with the liquid return tube (4), the cultivation bags (2) are placed in the liquid accumulation basin (11) in the cultivation support (1), one side of each cultivation bag (2) is provided with the liquid inlet capillary tube (3), and nutrient solution enters the cultivation media (12) of each cultivation bag (2) through the liquid inlet capillary tube (3), and the redundant nutrient solution is discharged through the liquid return pipe (4) after overflowing through the cultivation bag (2).
2. A bag cultivation device according to claim 1, characterised in that the catchment basin (11) is funnel-shaped, that the diameter of the bottom circumference of the catchment basin (11) decreases downwards, and that the opening is provided in the centre of the bottom.
3. A bag cultivation device according to claim 2, characterised in that a number of circumferentially spaced protrusions or depressions are formed in the bottom of the drip basin (11).
4. A bag cultivation device according to claim 1, characterised in that the bottom of the drip basin (11) is made of corrugated paper.
5. A bag cultivation device according to claim 1, characterised in that the cultivation support (1) is detachably connected to the drip basin (11).
6. A bag cultivation device according to claim 1, wherein a liquid return hose (13) is connected between the opening and the liquid return pipe (4), one end of the liquid return hose (13) is connected and communicated with the opening, and the other end of the liquid return hose (13) is connected and communicated with the liquid return pipe (4).
7. The bag cultivation device of claim 1, wherein the difference in height of the floor on which the bag cultivation device rests is no greater than 5 cm.
8. A nutrient solution recycling system, which comprises the bag cultivation device, the nutrient solution pond (51), the irrigation machine (55) and the pumping device (52) according to any one of claims 1 to 6, wherein one end of the nutrient solution pond (51) is connected with the pumping device (52), the other end of the nutrient solution pond (51) is connected with the liquid return main pipe (42), the liquid return branch pipe (41) formed by connecting the liquid return pipes (4) is connected and communicated with the liquid return main pipe (42), the redundant nutrient solution in the liquid return branch pipe (41) is collected in the liquid return main pipe (42), the other end of the pumping device (52) is connected with the liquid inlet main pipe (32), the liquid inlet main pipe (32) is connected and communicated with the liquid inlet branch pipe (31), and the liquid inlet branch pipe (31) is connected and communicated with the liquid inlet capillary (3), the irrigation machine (55) is connected between the nutrient solution pool (51) and the liquid inlet main pipe (32).
9. The nutrient solution recycling system of claim 8, wherein the bag cultivation devices are arranged row by row.
10. Nutrient solution recycling system according to claim 8, characterized in that the water pumping device (52) is connected to a filter (53), and a disinfection device (54) is connected between the nutrient solution tank (51) and the return manifold (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911268920.0A CN111011200A (en) | 2019-12-11 | 2019-12-11 | Bag cultivation device and nutrient solution recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911268920.0A CN111011200A (en) | 2019-12-11 | 2019-12-11 | Bag cultivation device and nutrient solution recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111011200A true CN111011200A (en) | 2020-04-17 |
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ID=70206015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911268920.0A Pending CN111011200A (en) | 2019-12-11 | 2019-12-11 | Bag cultivation device and nutrient solution recycling system |
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| CN (1) | CN111011200A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204832132U (en) * | 2015-03-12 | 2015-12-02 | 杨铁钊 | Survey plant roots activation mineral potassium and inhale device of potassium ability |
| WO2016098414A1 (en) * | 2014-12-18 | 2016-06-23 | 住友電気工業株式会社 | Cultivation device and cultivation method |
| CN105981642A (en) * | 2015-03-06 | 2016-10-05 | 天津市绿视野节能工程设备有限公司 | Plant height adjustable hydroponic device |
| CN107637504A (en) * | 2017-10-10 | 2018-01-30 | 卜立君 | A kind of tidal type cultivation apparatus without soil, system and soilless culture method |
| CN211746024U (en) * | 2019-12-11 | 2020-10-27 | 上海孙桥溢佳农业技术股份有限公司 | Bag cultivation device and nutrient solution recycling system |
-
2019
- 2019-12-11 CN CN201911268920.0A patent/CN111011200A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016098414A1 (en) * | 2014-12-18 | 2016-06-23 | 住友電気工業株式会社 | Cultivation device and cultivation method |
| CN105981642A (en) * | 2015-03-06 | 2016-10-05 | 天津市绿视野节能工程设备有限公司 | Plant height adjustable hydroponic device |
| CN204832132U (en) * | 2015-03-12 | 2015-12-02 | 杨铁钊 | Survey plant roots activation mineral potassium and inhale device of potassium ability |
| CN107637504A (en) * | 2017-10-10 | 2018-01-30 | 卜立君 | A kind of tidal type cultivation apparatus without soil, system and soilless culture method |
| CN211746024U (en) * | 2019-12-11 | 2020-10-27 | 上海孙桥溢佳农业技术股份有限公司 | Bag cultivation device and nutrient solution recycling system |
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