CN109169198A - A kind of multilayer sand net is assured and multilayer sand net assures irrigation system - Google Patents
A kind of multilayer sand net is assured and multilayer sand net assures irrigation system Download PDFInfo
- Publication number
- CN109169198A CN109169198A CN201810939865.2A CN201810939865A CN109169198A CN 109169198 A CN109169198 A CN 109169198A CN 201810939865 A CN201810939865 A CN 201810939865A CN 109169198 A CN109169198 A CN 109169198A
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- China
- Prior art keywords
- sand
- net
- layer
- sand net
- infiltrating irrigation
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Classifications
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- 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
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/06—Watering arrangements making use of perforated pipe-lines located in the soil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/04—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls
- B01D24/08—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls the filtering material being supported by at least two pervious coaxial walls
Abstract
The present invention relates to high efficiency water Water-saving agricultural technology fields, it is assured more particularly to a kind of multilayer sand net and multilayer sand net assures irrigation system, including Infiltrating irrigation water pipe, seepage flow hole is provided on the Infiltrating irrigation water pipe, it is disposed with the coarse sands layer that sand grains diameter is sequentially reduced outward around Infiltrating irrigation water pipe, middle layer of sand and fine sand layer, it is separated between the coarse sands layer and middle layer of sand by the first sand net, it is separated between middle layer of sand and fine sand layer by the second sand net, third sand net is provided with outside fine sand layer, the end sleeve of Infiltrating irrigation water pipe is equipped with end-plate, end-plate respectively with Infiltrating irrigation water pipe, first sand net, second sand net, third sand net vertically connects, its flow rate of water flow is controllable, water flow uniform infiltrating irrigation around in water pipe, infiltrating irrigation is high-efficient, anti-clogging effect is good.
Description
Technical field
The present invention relates to high efficiency water Water-saving agricultural technology fields, and in particular to a kind of multilayer sand net is assured and multilayer sand
Net assures irrigation system.
Background technique
Infiltrating irrigation is a kind of underground micro-irrigation form, this irrigation method is with low pressure water conveyance pipeline, then by being embedded in root of the crop
It is the douche (hole infiltrating irrigation) of mobile layer, according to the growth water requirement of crop, into soil, infiltration supply is made at regular time and quantity
Object.Therefore, infiltrating irrigation can be regarded as a kind of special shape of trickle irrigation, and be otherwise known as underground drip irrigation.Compared with other irrigation techniques,
Infiltration irrigation technology has many advantages, such as water-saving, province ground, saving of labor, low energy consumption, becomes the major measure in water-saving irrigation technique.But it is existing
For infiltrating irrigation pipeline in the moment shut down every time, pipeline will form reversed suck-back problem, and the negative pressure that reversed suck-back is formed will cause branch pipe
Seepage port mud be inhaled into branch pipe, cause the seepage port of branch pipe to block after dry, influence to further use.
Based on this, a kind of multicore infiltrating irrigation system is disclosed application No. is 201710247208.7 patent of invention and multicore seeps
Band is filled, although which solves the problems, such as that branch pipe pipeline suck-back blocks, but the multicore infiltrating irrigation band in the patent of invention
It is slowly to be permeated by the water resistance of fiber, causes seepage velocity slow by fiber infiltrating irrigation first, and hydraulic pressure
It can reduce when to fiber ends, seepage velocity can be more slow, not be able to satisfy demand of the crop irrigation to moisture;Secondly by fiber
The flow velocity of infiltrating irrigation water can only remain a seepage velocity with regard to uncontrollable, and infiltrating irrigation speed cannot be adjusted according to soil environment.
Summary of the invention
For defect existing for current irrigation system and problem, the present invention provides a kind of multilayer sand net and assures and multilayer sand
Net assures irrigation system.
The present invention solves scheme used by its technical problem: a kind of multilayer sand net is assured, including infiltrating irrigation center is supplied water
Pipe is provided with seepage flow hole on the water supplying pipe of the infiltrating irrigation center, around infiltrating irrigation center water supplying pipe be disposed with outward sand grains diameter according to
Secondary reduced coarse sands layer, middle layer of sand and fine sand layer are separated between the coarse sands layer and middle layer of sand by the first sand net, middle layer of sand and
It is separated between fine sand layer by the second sand net, is provided with third sand net outside fine sand layer, the mesh diameter of the first sand net is less than
The sand grains diameter of middle layer of sand, the second sand net, third sand net mesh diameter be respectively less than the sand grains diameter of fine sand layer, the infiltration
The head end of filling center water supplying pipe connects admitting pipe joint, and tail end is set with end-plate, and end-plate supplies water with infiltrating irrigation center respectively
Pipe, the first sand net, the second sand net, third sand net vertically connect.
A kind of above-mentioned multilayer sand net is assured, and the seepage flow hole is uniformly arranged on the two sides of infiltrating irrigation center water supplying pipe.
A kind of above-mentioned multilayer sand net is assured, concentric on the end-plate to open there are three annular groove, the first sand net,
Second sand net, third sand net end be installed in three annular grooves respectively.
A kind of above-mentioned multilayer sand net is assured, and the end of infiltrating irrigation center water supplying pipe is respectively arranged with docking pullover, phase
By docking pullover connection between adjacent two infiltrating irrigation center water supplying pipes, fixing belt is additionally provided on docking pullover.
A kind of above-mentioned multilayer sand net is assured, and the upper end outside the third sand net is provided with sky shade, the sky shade
For the arc-shaped cover being bonded with third strainer top.
A kind of above-mentioned multilayer sand net is assured, and the third sand net outer cover is equipped with floor, and the two sides of the floor are symmetrical
It is provided with floor and seeps seam.
A kind of multilayer sand net assures irrigation system, and the water storage in reservoir passes through after filter device successively by supervisor and more
The infiltrating irrigation into stratum of root branch pipe, is provided with valve in the associated pipe of supervisor and manifold, and the branch pipe is multilayer sand net packet
Pipe, the multilayer sand net are assured including infiltrating irrigation center water supplying pipe, are provided with seepage flow hole on the water supplying pipe of the infiltrating irrigation center, surround infiltrating irrigation
Center water supplying pipe is disposed with coarse sands layer, middle layer of sand and the fine sand layer that sand grains diameter is sequentially reduced outward, the coarse sands layer with
It is separated between middle layer of sand by the first sand net, is separated between middle layer of sand and fine sand layer by the second sand net, is provided with outside fine sand layer
Third sand net, the mesh diameter of the first sand net are less than the sand grains diameter of middle layer of sand, the net of the second sand net, third sand net
Bore dia is respectively less than the sand grains diameter of fine sand layer, and the head end of infiltrating irrigation center water supplying pipe connects admitting pipe joint, tail end set
Equipped with end-plate, end-plate respectively with infiltrating irrigation center water supplying pipe, the first sand net, the second sand net, third sand net is vertical connect.
A kind of above-mentioned multilayer sand net assures irrigation system, by short branch pipe between the supervisor and multilayer sand net assure
It connects, hole is uniformly provided on short branch pipe and is set with docking casing in Kong Chu, infiltrating irrigation center water supplying pipe passes through docking casing
It is tightly connected short branch pipe.
A kind of above-mentioned multilayer sand net assures irrigation system, and coarse filtration dress is provided on the upside of the water outlet of the columns base
It sets, the water outlet of reservoir is successively connected to after valve and filter with supervisor.
Beneficial effects of the present invention: multilayer sand net of the invention is assured and multilayer sand net assures irrigation system, in infiltrating irrigation
Heart water supplying pipe, which successively surrounds, is provided with coarse sands layer, middle layer of sand and fine sand layer, and coarse sands layer, middle layer of sand and fine sand layer are respectively formed water storage
Layer crosses water layer and outermost permeable layer, and the water flow in the water supplying pipe of infiltrating irrigation center successively passes through reservoir bed, mistake from inside to outside
Water layer and outermost permeable layer are not in blocking, and water velocity is fast, and infiltrating irrigation is high-efficient;Layer of sand supplies water around infiltrating irrigation center
Pipe annular arrangement, layer of sand gap is more and uniform, sets out for this structure in the mouth of a river compared to more current in outlet pipe two sides, this hair
Bright to be drained by layer of sand gap, infiltrating irrigation surface area is very big, and the apopore on infiltrating irrigation surface is small and dense, not only water-outlet area it is big and
It is slow, moreover it is possible to ensure that the water flow uniform infiltrating irrigation around in water pipe, infiltrating irrigation effect is good;Meanwhile the skill relative to fibrous layer infiltrating irrigation
For art, the present invention overcomes that can not change infiltrating irrigation flow velocity when passing through fibrous layer infiltrating irrigation, the present invention can be by infiltration
Water supplying pipe pressurization in filling center increases flow velocity, depressurizes to infiltrating irrigation center water supplying pipe and reduces flow velocity, can adjust the confession of infiltrating irrigation center at any time
The flow rate of water flow of water pipe realizes that flow velocity is controllable, adapts to different weather situation, different soils environment, Different Crop growth to moisture
Demand, practicability is wide;Also, for the characteristic of layer of sand itself, layer of sand is not easy to be obstructed with soil, and effectively prevents each
The moment of shutdown, pipeline form the phenomenon that reversed suck-back of seepage port mud caused by negative pressure blocks branch pipe, make multilayer of the invention
Sand net, which is assured, has good anti-mud plugging performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that multilayer sand net of the present invention is assured;
Fig. 2 is the schematic diagram of the section structure of Fig. 1;
Fig. 3 is the structural schematic diagram of end-plate;
Fig. 4 is the schematic diagram of the section structure of embodiment 2;
Fig. 5 is the structural schematic diagram of the embodiment of the present invention 3;
Fig. 6 is the schematic diagram that multilayer sand net of the present invention assures irrigation system;
In figure: 1- infiltrating irrigation center water supplying pipe, 2- seepage flow hole, 3- coarse sands layer, layer of sand in 4-, 5- fine sand layer, 6- the first sand net, 7-
Two sand nets, 8- third sand net, 9- end-plate, 10- annular groove, 11- docking pullover, 12- fixing belt, 13- sky shade, 14- supervisor,
15- valve, 16- filter, the short branch pipe of 17-, 18- dock casing, and the more ribs of 19- seep seam, 20- floor.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Embodiment 1: a kind of multilayer sand net is assured, including infiltrating irrigation center water supplying pipe 1, the two sides of infiltrating irrigation center water supplying pipe 1 are equal
Even to be provided with seepage flow hole 2, water flow is flowed out from seepage flow hole 2, and the tube wall around infiltrating irrigation center water supplying pipe 1 is disposed with coarse sand outward
Layer 3, middle layer of sand 4 and fine sand layer 5, the sand grains diameter of coarse sands layer, middle layer of sand and fine sand layer are sequentially reduced, coarse sands layer 3 and middle layer of sand 4
Between separated by the first sand net 6, separated between middle layer of sand 4 and fine sand layer 5 by the second sand net 7, the be provided with outside fine sand layer 5
Three sand nets 8, the mesh diameter of the first sand net 6 are less than the sand grains diameter of middle layer of sand 4, prevent the sand grains of middle layer of sand 4 from entering coarse sands layer
3, the second sand net 7, third sand net 8 mesh diameter be respectively less than the sand grains diameter of fine sand layer 5, prevent the sand grains of fine sand layer 5 from entering
Middle layer of sand 4, while third sand net 8 is also prevented from the leakage of the fine sand in fine sand layer, wherein 3 sand grains of coarse sands layer are relatively large in diameter, so
The larger formation reservoir bed in gap between sand grains can store more moisture, and middle 4 sand grains diameter of layer of sand is relatively small, institute
Water layer was formed so that the gap between sand grains is smaller, and main function is that the water in reservoir bed is allowed to pass through, and the sand in fine sand layer 5
Grain diameter is minimum, so the gap minimum between sand grains forms outermost permeable layer, after the infiltration that water flow passes through fine sand layer
Can be by moisture penetration into soil, since the gap in fine sand layer 5 is small and dense, water-outlet area is big, while also ensuring water pipe
In water flow can uniform infiltrating irrigation around, infiltrating irrigation effect is good;The end sleeve of infiltrating irrigation center water supplying pipe 1 is equipped with end-plate 9, end seal
Plate 9 is the Plates with certain supportive and bending of annular, and the center screw thread of end-plate is installed on the water supply of infiltrating irrigation center
On tube wall, end-plate 9 respectively with infiltrating irrigation center water supplying pipe 1, the first sand net 6, the second sand net 7, third sand net 8 is vertical connect,
It is concentric to open there are three annular groove 10 using center as axle center on end-plate 9 in the present embodiment, three annular grooves respectively with
First sand net, the second sand net, the position of third sand net are corresponding, make the end part of the first sand net 6, the second sand net 7, third sand net 8
It can not be installed in three annular grooves, the effect of annular groove 10 is enclosed in sand grains in sand net, prevents sand grains from leaking outside;In infiltrating irrigation
The end of heart water supplying pipe 1 crosses end-plate 9 and extends out, and the end sleeve of infiltrating irrigation center water supplying pipe 1 is adjacent equipped with docking pullover 11
It is connected between two infiltrating irrigation center water supplying pipes by docking pullover 11, and also pricking on docking pullover 11 has fixing belt 12 to be added
Gu.
Embodiment 2: a kind of multilayer sand net of the present embodiment, which is assured centered on the difference of embodiment 1, to be illustrated;
As shown in figure 4, the upper end outside third sand net 8 is equipped with sky shade 13, sky shade is to be bonded with the online portion of third sand
Arc-shaped cover, the two sides welding of sky shade 13 or fixed on third sand net 8 by iron wire, the effect of sky shade is to reduce moisture
Direct evaporation, while can prevent when hydraulic pressure is excessive, water flow is sprayed from the upper end of fine sand layer.
Embodiment 3: a kind of multilayer sand net of the present embodiment, which is assured centered on the difference of embodiment 1, to be illustrated;
As shown in figure 5,8 outer cover of third sand net is equipped with floor 20, the two sides of floor 20 are symmetrically arranged with floor and seep seam 19, more ribs
Seeping seam 19 has orientation infiltration function, and the plant root zone infiltration of two sides is assured to multilayer sand net.
Embodiment: 4: a kind of multilayer sand net of the present embodiment assures irrigation system centered on the difference of embodiment 1
It is illustrated;
A kind of multilayer sand net assures irrigation system, as shown in fig. 6, the water storage in reservoir by after filter device successively by master
Pipe 14 and more branch pipe infiltrating irrigations into stratum, are provided with valve 15 in the associated pipe of supervisor and manifold, wherein branch pipe is
Multilayer sand net of the invention is assured, and multilayer sand net is assured including infiltrating irrigation center water supplying pipe 1, and the two sides of infiltrating irrigation center water supplying pipe 1 are equal
It is even to be provided with seepage flow hole 2, it is disposed with coarse sands layer 3, the middle sand that sand grains diameter is sequentially reduced outward around infiltrating irrigation center water supplying pipe 1
Layer 4 and fine sand layer 5 are separated between coarse sands layer and middle layer of sand by the first sand net 6, pass through the second sand between middle layer of sand and fine sand layer
Net 7 separates, and third sand net 8 is provided with outside fine sand layer, and the mesh diameter of the first sand net is less than the sand grains diameter of middle layer of sand, the second sand
Net, third sand net mesh diameter be respectively less than the sand grains diameter of fine sand layer, the end sleeve of infiltrating irrigation center water supplying pipe is equipped with end-plate
9, end-plate respectively with infiltrating irrigation center water supplying pipe, the first sand net, the second sand net, third sand net is vertical connect.
Wherein, it is connected between supervisor 14 and multilayer sand net assure by short branch pipe 17, is uniformly provided with hole on short branch pipe 17
And it is set with docking casing 18 in Kong Chu, docking casing is tee tube, and infiltrating irrigation center water supplying pipe 1 is connected by the docking sealing of casing 18
Connect short branch pipe 17.
In addition, being provided with rough filtering device on the upside of the water outlet of columns base, the water outlet of reservoir successively passes through valve
It is connected to after door 15 and filter 16 with supervisor 14.
Claims (9)
1. a kind of multilayer sand net is assured, it is characterised in that: including infiltrating irrigation center water supplying pipe, on the infiltrating irrigation center water supplying pipe side wall
Be provided with seepage flow hole, around infiltrating irrigation center water supplying pipe by internal layer outer layers be disposed with coarse sands layer that sand grains diameter is sequentially reduced,
Middle layer of sand and fine sand layer are separated by the first sand net between the coarse sands layer and middle layer of sand, are passed through between middle layer of sand and fine sand layer
Second sand net separates, and third sand net is provided with outside fine sand layer, and the sand grains that the mesh diameter of the first sand net is less than middle layer of sand is straight
Diameter, the second sand net, third sand net mesh diameter be respectively less than the sand grains diameter of fine sand layer, infiltrating irrigation center water supplying pipe
Head end connects admitting pipe joint, and tail end is set with end-plate, end-plate respectively with infiltrating irrigation center water supplying pipe, the first sand net, the
Two sand nets, third sand net vertically connect.
2. a kind of multilayer sand net according to claim 1 is assured, it is characterised in that: the seepage flow hole is uniformly arranged on infiltrating irrigation
The two sides of center water supplying pipe.
3. a kind of multilayer sand net according to claim 1 is assured, it is characterised in that: concentric on the end-plate to be provided with three
A annular groove, the first sand net, the second sand net, third sand net end be installed in three annular grooves respectively.
4. a kind of multilayer sand net according to claim 1 is assured, it is characterised in that: the end of infiltrating irrigation center water supplying pipe
It is respectively arranged with docking pullover, is connected between the water supplying pipe of adjacent two infiltrating irrigation center by docking pullover, is also set on docking pullover
It is equipped with fixing belt.
5. a kind of multilayer sand net according to claim 1 is assured, it is characterised in that: the upper end outside the third sand net is set
It is equipped with sky shade, the sky shade is the arc-shaped cover being bonded with the online portion of third sand.
6. a kind of multilayer sand net according to claim 1 is assured, it is characterised in that: the third sand net outer cover is equipped with rib
Plate, the two sides of the floor are symmetrically arranged with floor and seep seam.
7. a kind of multilayer sand net assures irrigation system, the water storage in reservoir successively passes through supervisor and more after passing through filter device
Branch pipe infiltrating irrigation into stratum is provided with valve in the associated pipe of supervisor and manifold, it is characterised in that: the branch pipe is more
Layer sand net is assured, and the multilayer sand net is assured including infiltrating irrigation center water supplying pipe, is provided with seepage flow hole on the water supplying pipe of the infiltrating irrigation center,
Around infiltrating irrigation center, water supplying pipe is disposed with coarse sands layer, middle layer of sand and the fine sand layer that sand grains diameter is sequentially reduced outward, described
It is separated, is separated between middle layer of sand and fine sand layer by the second sand net, fine sand layer by the first sand net between coarse sands layer and middle layer of sand
It is provided with third sand net outside, the mesh diameter of the first sand net is less than the sand grains diameter of middle layer of sand, the second sand net, third
The mesh diameter of sand net is respectively less than the sand grains diameter of fine sand layer, and the head end of infiltrating irrigation center water supplying pipe connects admitting pipe joint,
Tail end is set with end-plate, and end-plate is vertical with infiltrating irrigation center water supplying pipe, the first sand net, the second sand net, third sand net respectively
Connection.
8. a kind of multilayer sand net according to claim 7 assures irrigation system, it is characterised in that: in the supervisor and multilayer
Sand net is connected between assuring by short branch pipe, and hole is uniformly provided on short branch pipe and is set with docking casing, the infiltrating irrigation in Kong Chu
Center water supplying pipe connects short branch pipe by docking bobbin seal.
9. a kind of multilayer sand net according to claim 7 assures irrigation system, it is characterised in that: the columns base
Rough filtering device is provided on the upside of water outlet, the water outlet of reservoir is successively connected to after valve and filter with supervisor.
Priority Applications (1)
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CN201810939865.2A CN109169198B (en) | 2018-08-17 | 2018-08-17 | Multilayer sand screen package pipe and multilayer sand screen package pipe irrigation system |
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CN201810939865.2A CN109169198B (en) | 2018-08-17 | 2018-08-17 | Multilayer sand screen package pipe and multilayer sand screen package pipe irrigation system |
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CN109169198A true CN109169198A (en) | 2019-01-11 |
CN109169198B CN109169198B (en) | 2021-01-19 |
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CN201810939865.2A Active CN109169198B (en) | 2018-08-17 | 2018-08-17 | Multilayer sand screen package pipe and multilayer sand screen package pipe irrigation system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112145435A (en) * | 2020-10-12 | 2020-12-29 | 辽宁工程技术大学 | Screw air compressor waste heat recovery recycles device |
CN112470770A (en) * | 2020-11-25 | 2021-03-12 | 济南市第二农业科学研究院(济南市现代农业科技成果综合应用示范基地) | Ginger seedling cultivation device and method |
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CN1957675A (en) * | 2006-09-29 | 2007-05-09 | 太原理工大学 | Clogproof filtration irrigation composite tube buried ground |
CN200945386Y (en) * | 2006-08-02 | 2007-09-12 | 叶乃慈 | Water purification filtering device |
CN205511294U (en) * | 2015-12-31 | 2016-08-31 | 瑞泽生物科技(苏州)有限公司 | Special core nest of tubes of processing apparatus of agricultural irrigation water prefaceization |
CN107021529A (en) * | 2017-04-06 | 2017-08-08 | 刘斌 | A kind of high pressure resistant filter core of high intensity |
CN107094593A (en) * | 2017-04-17 | 2017-08-29 | 华北水利水电大学 | Multicore infiltrating irrigation system and multicore infiltrating irrigation band |
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2018
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2419819Y (en) * | 2000-05-19 | 2001-02-21 | 杨荣华 | Infiltrating irrigation water pipe for farm |
CN200945386Y (en) * | 2006-08-02 | 2007-09-12 | 叶乃慈 | Water purification filtering device |
CN1957675A (en) * | 2006-09-29 | 2007-05-09 | 太原理工大学 | Clogproof filtration irrigation composite tube buried ground |
CN205511294U (en) * | 2015-12-31 | 2016-08-31 | 瑞泽生物科技(苏州)有限公司 | Special core nest of tubes of processing apparatus of agricultural irrigation water prefaceization |
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CN112470770A (en) * | 2020-11-25 | 2021-03-12 | 济南市第二农业科学研究院(济南市现代农业科技成果综合应用示范基地) | Ginger seedling cultivation device and method |
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