CN208029833U - hydroponic device - Google Patents

hydroponic device Download PDF

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Publication number
CN208029833U
CN208029833U CN201820547932.1U CN201820547932U CN208029833U CN 208029833 U CN208029833 U CN 208029833U CN 201820547932 U CN201820547932 U CN 201820547932U CN 208029833 U CN208029833 U CN 208029833U
Authority
CN
China
Prior art keywords
storage box
liquid storage
planting board
liquid
holding portion
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.)
Expired - Fee Related
Application number
CN201820547932.1U
Other languages
Chinese (zh)
Inventor
王锐
吴艳花
姚琪馥
张军
李建新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongren University
Original Assignee
Tongren University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tongren University filed Critical Tongren University
Priority to CN201820547932.1U priority Critical patent/CN208029833U/en
Application granted granted Critical
Publication of CN208029833U publication Critical patent/CN208029833U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

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  • Hydroponics (AREA)

Abstract

The utility model is related to plant cultivation device technical fields, more particularly, to a kind of hydroponic device.Hydroponic device, including Planting board and liquid storage box;Planting board can float on the liquid level of the liquid in liquid storage box, and Planting board is provided with multiple through-holes arranged by ranks, and through-hole is internally provided with flexible water-holding portion, and for wrapping up plant root, flexible water-holding portion can absorb the liquid in liquid storage box;The upper surface of Planting board and the outer surface of liquid storage box are both provided with black coating.The utility model can prevent a large amount of light from entering in liquid storage box, and so as to meet the needs of plant root is to light, good environment is provided for plant root growth.Meanwhile by the way that flexible water-holding portion is arranged, since flexible water-holding portion has certain retractility; when plant root is gradually sturdy, squeezing action is generated to flexible water-holding portion, flexible water-holding portion is compressed; buffer protection function is played to plant root, avoid plant root directly with through-hole EDGE CONTACT.

Description

Hydroponic device
Technical field
The utility model is related to plant cultivation device technical fields, more particularly, to a kind of hydroponic device.
Background technology
Water planting, also known as soilless culture, water planting are that the suspension of plant part root system is grown in nutrient solution, another part root system The exposed culture of a kind of plant and implantation methods in humid air is widely used in the crops such as grain, vegetables, flowers, forest Culture experiment and production practices in.
Existing hydroponic device cannot be satisfied the growth demand of plant root, influence growing in strength for plant root.
Utility model content
The purpose of this utility model is to provide a kind of hydroponic device, to solve existing in the prior art to cannot be satisfied plant The technical issues of growth demand of object root.
Based on above-mentioned purpose, the utility model provides a kind of hydroponic device, including Planting board and liquid storage box;
The Planting board can float on the liquid level of the liquid in the liquid storage box, the Planting board be provided with it is multiple by The through-hole of ranks arrangement, the through-hole are internally provided with flexible water-holding portion, for wrapping up plant root, the flexibility water-holding portion The liquid in the liquid storage box can be absorbed;
The upper surface of the Planting board and the outer surface of the liquid storage box are both provided with black coating.
In some embodiments, the material of the Planting board is foamed plastics.
In some embodiments, the aperture of the through-hole is 4~8mm.
In some embodiments, the height of the liquid storage box is 200~300mm.
In some embodiments, the upper face of the Planting board is provided with knob.
In some embodiments, the liquid storage box is provided with handle.
In some embodiments, further include drain pipe;The liquid storage box is provided with leakage fluid dram, the drain pipe with it is described Leakage fluid dram is connected to, and the drain pipe is provided with valve.
Based on above-mentioned purpose, the utility model additionally provides a kind of hydroponic device, including Planting board and liquid storage box;
The Planting board is covered in the opening of the liquid storage box, the Planting board be provided with it is multiple arrange by ranks it is logical Hole, the through-hole are internally provided with flexible water-holding portion, and for wrapping up plant root, the flexibility water-holding portion can absorb described Liquid in liquid storage box;
The upper surface of the Planting board and the outer surface of the liquid storage box are both provided with black coating.
In some embodiments, further include water suction item, the water suction item with it is described flexibility water-holding portion connect.
In some embodiments, the lower surface setting of the Planting board is fluted, the groove and the liquid storage box Open edge matches.
Compared with prior art, the beneficial effects of the utility model are:
Hydroponic device provided by the utility model, including Planting board and liquid storage box;
The Planting board can float on the liquid level of the liquid in the liquid storage box, the Planting board be provided with it is multiple by The through-hole of ranks arrangement, the through-hole are internally provided with flexible water-holding portion, for wrapping up plant root, the flexibility water-holding portion The liquid in the liquid storage box can be absorbed;
The upper surface of the Planting board and the outer surface of the liquid storage box are both provided with black coating.
Based on the structure, hydroponic device provided by the utility model can prevent a large amount of light from entering in liquid storage box, from And disclosure satisfy that demand of the plant root to light, provide good environment for plant root growth.Meanwhile it is flexible by being arranged Water-holding portion, when plant root is gradually sturdy, generates flexible water-holding portion and squeezes since flexible water-holding portion has certain retractility Pressure acts on, and flexible water-holding portion compressed, and buffer protection function is played to plant root, avoid plant root directly with through-hole edge Contact.When implementing, flexible water-holding portion is wrapped in the outside of plant root, is inserted into through-hole, the liquid in liquid storage box Can be water or nutrient solution, Planting board floats on the liquid level of the liquid in liquid storage box, and plant root is contacted with liquid, to inhale It adoptes point, for plant growth.Meanwhile the upper surface of Planting board and the outer surface of liquid storage box are both provided with black coating, Neng Gouman Requirement of the sufficient plant root to light.In addition, when sowing seed or transplanting seedling, flexible water-holding portion can prevent seed or seedling It is fallen in liquid storage box from through-hole.
Further, the material of the Planting board is foamed plastics.
Such mode enables to Planting board to swim on the liquid level of the liquid in liquid storage box so that plant root and liquid Body contacts, to absorb nutrient, for plant growth.When culture be seed or seedling when, the flexible water-holding portion in through-hole can It is contacted with liquid, seed or seedling absorb the liquid in flexible water-holding portion, grow in strength.
Further, the aperture of the through-hole is 4~8mm.
When selecting the aperture of through-hole, determined generally according to the thickness of the maximum rhizome of cultivated plant, ordinary circumstance Under, the big 1~2mm of diameter of the maximum rhizome of the cultivated plant of aperture ratio of through-hole.
Optionally, the aperture of through-hole can be but be not limited to 4mm, 5mm, 6mm, 7mm or 8mm.
Further, the height of the liquid storage box is 200~300mm.
The height of liquid storage box is 200~300mm, and such mode is not only convenient for the making of liquid storage box and puts, Er Qieneng The amount for enough meeting the liquid in liquid storage box avoids frequent adding liquid, lightens one's labor for plant absorption.Meanwhile it can also give Root reserves growing space, prevents root anoxic.
Further, the upper face of the Planting board is provided with knob.
It is shaken hands by being arranged, convenient for lifting Planting board, reduces the disturbance to plant, be conducive to the growth of plant.
Further, the liquid storage box is provided with handle.
By the way that handle is arranged, liquid storage box easy to carry reduces liquid sloshing degree, prevents liquid spluttering, while reduction pair The disturbance of plant is conducive to the growth of plant.
Further, further include drain pipe;The liquid storage box is provided with leakage fluid dram, and the drain pipe connects with the leakage fluid dram Logical, the drain pipe is provided with valve.
By the way that drain pipe is arranged, convenient for liquid is discharged, the nutrient solution to more renew.
Based on above-mentioned purpose, the utility model additionally provides a kind of hydroponic device, including Planting board and liquid storage box;
The Planting board is covered in the opening of the liquid storage box, the Planting board be provided with it is multiple arrange by ranks it is logical Hole, the through-hole are internally provided with flexible water-holding portion, and for wrapping up plant root, the flexibility water-holding portion can absorb described Liquid in liquid storage box;
The upper surface of the Planting board and the outer surface of the liquid storage box are both provided with black coating.
Based on the structure, hydroponic device provided by the utility model can prevent a large amount of light from entering in liquid storage box, from And disclosure satisfy that demand of the plant root to light, provide good environment for plant root growth.Meanwhile it is flexible by being arranged Water-holding portion, when plant root is gradually sturdy, generates flexible water-holding portion and squeezes since flexible water-holding portion has certain retractility Pressure acts on, and flexible water-holding portion compressed, and buffer protection function is played to plant root, avoid plant root directly with through-hole edge Contact.When implementing, flexible water-holding portion is wrapped in the outside of plant root, is inserted into through-hole, the liquid in liquid storage box Can be water or nutrient solution, Planting board is covered in the opening of liquid storage box, and flexible water-holding portion can absorb the liquid in liquid storage box, So that plant root is contacted with the liquid in flexible water-holding portion, to absorb nutrient, for plant growth.Meanwhile Planting board is upper Surface and the outer surface of liquid storage box are both provided with black coating, disclosure satisfy that requirement of the plant root to light.In addition, when sowing When seed or transplanting seedling, flexible water-holding portion can prevent seed or seedling from being fallen in liquid storage box from through-hole.
Further, further include water suction item, the water suction item with it is described flexibility water-holding portion connect.
By setting water suction item, without filling more liquid, it will be able to preferably absorb liquid, for plant growth, simultaneously More oxygen can be also provided for root.
Further, fluted, the open edge of the groove and the liquid storage box is arranged in the lower surface of the Planting board It matches.
Such mode can play position-limiting action to Planting board, prevent Planting board from tilting, overturning, be effectively protected plant Normal growth.
In conclusion the utility model has the advantages that above-mentioned many and practical value, and there are no in similar product Similar method is published or is used and really belongs to innovation, and the effect of preferable practicality is produced, and has extensive industry valence Value.
Attached drawing will be coordinated below, elaborated.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram for the hydroponic device that the utility model embodiment one provides;
Fig. 2 is the vertical view of the Planting board in the hydroponic device that the utility model embodiment one provides;
Fig. 3 is the structural schematic diagram for the hydroponic device that the utility model embodiment two provides;
Fig. 4 is the vertical view of the Planting board in the hydroponic device that the utility model embodiment two provides;
Fig. 5 is the structural schematic diagram for the hydroponic device that the utility model embodiment three provides;
Fig. 6 is the front view of the Planting board in the hydroponic device that the utility model embodiment three provides.
Icon:101- Planting boards;102- liquid storage boxes;103- through-holes;104- flexibility water-holding portion;105- shakes hands;106- handles; 107- drain pipes;108- valves;109- water suction items;110- grooves.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality Novel protected range.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", " left side ", The orientation or positional relationship on " right side ", "vertical", "horizontal", "inner", "outside" etc., instruction is orientation based on ... shown in the drawings or position Relationship is set, is merely for convenience of describing the present invention and simplifying the description, device or element are not indicated or implied the indicated It must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.This Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy The property wanted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body;It can be mechanical connection, can also be electrical connection;It can be directly connected, it can also be indirect by intermediary It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.
Embodiment one
Shown in referring to Fig. 1 and Fig. 2, a kind of hydroponic device, including Planting board 101 and liquid storage box 102 are present embodiments provided; Planting board 101 can float on the liquid level of the liquid in liquid storage box 102, and Planting board 101, which is provided with, multiple arranges by ranks Through-hole 103, through-hole 103 are internally provided with flexible water-holding portion 104, and for wrapping up plant root, flexible water-holding portion 104 can inhale Receive the liquid in liquid storage box 102;The upper surface of Planting board 101 and the outer surface of liquid storage box 102 are both provided with black coating.
Based on the structure, hydroponic device provided in this embodiment can prevent a large amount of light from entering in liquid storage box 102, So as to meet the needs of plant root is to light, good environment is provided for plant root growth.Meanwhile it is soft by being arranged Property water-holding portion 104, due to flexible water-holding portion 104 have certain retractility, when plant root is gradually sturdy, to flexibility absorb water Portion 104 generates squeezing action, and flexible water-holding portion 104 is compressed, plays buffer protection function to plant root, avoid plant root Directly with 103 EDGE CONTACT of through-hole.When implementing, flexible water-holding portion 104 is wrapped in the outside of plant root, is inserted into logical In hole 103, the liquid in liquid storage box 102 can be water or nutrient solution, and Planting board 101 floats on the liquid in liquid storage box 102 On liquid level, plant root is contacted with liquid, to absorb nutrient, for plant growth.Meanwhile upper surface and the storage of Planting board 101 The outer surface of liquid box 102 is both provided with black coating, disclosure satisfy that requirement of the plant root to light.In addition, when sowing seed Or when transplanting seedling, flexible water-holding portion 104 can prevent seed or seedling from being fallen in liquid storage box 102 from through-hole 103.
Optionally, flexible water-holding portion 104 can be sponge.
In certain embodiments, the material of Planting board 101 is foamed plastics.
Such mode enables to Planting board 101 to swim on the liquid level of the liquid in liquid storage box 102 so that plant roots Portion is contacted with liquid, to absorb nutrient, for plant growth.When culture be seed or seedling when, flexible in through-hole 103 is inhaled Water portion 104 can be contacted with liquid, and seed or seedling absorb the liquid in flexible water-holding portion 104, grow in strength.
In certain embodiments, the aperture of through-hole 103 is 4~8mm.
When selecting the aperture of through-hole 103, determined generally according to the thickness of the maximum rhizome of cultivated plant, general feelings Under condition, the big 1~2mm of diameter of the maximum rhizome of the cultivated plant of aperture ratio of through-hole 103.
Optionally, the aperture of through-hole 103 can be but be not limited to 4mm, 5mm, 6mm, 7mm or 8mm.
In certain embodiments, the height H of liquid storage box 102 is 200~300mm.
The height H of liquid storage box 102 is 200~300mm, and such mode is not only convenient for the making of liquid storage box 102 and puts, And disclosure satisfy that the amount of the liquid in liquid storage box 102, for plant absorption, frequent adding liquid is avoided, is lightened one's labor.Together When, also growing space can be reserved to root, prevent root anoxic.
Embodiment two
Shown in Fig. 3 and Fig. 4, the present embodiment also provides a kind of hydroponic device, the hydroponic device of the present embodiment be The technical solution of improvement on the basis of embodiment one, embodiment one in addition to this also belongs to the embodiment, no longer heavy herein Multiple description.Identical parts use reference numeral identical with embodiment one, herein with reference to the description to embodiment one.
In certain embodiments, shown in Figure 4, the upper face of Planting board 101 is provided with knob 105.
By the way that knob 105 is arranged, convenient for lifting Planting board 101, reduces the disturbance to plant, be conducive to the life of plant It is long.
In certain embodiments, shown in Figure 3, liquid storage box 102 is provided with handle 106.
By the way that handle 106 is arranged, liquid storage box 102 easy to carry reduces liquid sloshing degree, prevents liquid spluttering, simultaneously Reduce the disturbance to plant, is conducive to the growth of plant.
In certain embodiments, shown in Figure 3, further include drain pipe 107;Liquid storage box 102 is provided with leakage fluid dram, drain Pipe 107 is connected to leakage fluid dram, and drain pipe 107 is provided with valve 108.
By the way that drain pipe 107 is arranged, convenient for liquid is discharged, the nutrient solution to more renew.
Embodiment three
Shown in Fig. 5 and Fig. 6, the present embodiment additionally provides a kind of hydroponic device, including Planting board 101 and liquid storage box 102;Planting board 101 is covered in the opening of liquid storage box 102, and Planting board 101 is provided with multiple through-holes 103 arranged by ranks, Through-hole 103 is internally provided with flexible water-holding portion 104, and for wrapping up plant root, flexible water-holding portion 104 can absorb liquid storage box Liquid in 102;The upper surface of Planting board 101 and the outer surface of liquid storage box 102 are both provided with black coating.
Based on the structure, hydroponic device provided in this embodiment can prevent a large amount of light from entering in liquid storage box 102, So as to meet the needs of plant root is to light, good environment is provided for plant root growth.Meanwhile it is soft by being arranged Property water-holding portion 104, due to flexible water-holding portion 104 have certain retractility, when plant root is gradually sturdy, to flexibility absorb water Portion 104 generates squeezing action, and flexible water-holding portion 104 is compressed, plays buffer protection function to plant root, avoid plant root Directly with 103 EDGE CONTACT of through-hole.When implementing, flexible water-holding portion 104 is wrapped in the outside of plant root, is inserted into logical In hole 103, the liquid in liquid storage box 102 can be water or nutrient solution, and Planting board 101 is covered in the opening of liquid storage box 102, soft Property water-holding portion 104 can absorb the liquid in liquid storage box 102 so that plant root is contacted with the liquid in flexible water-holding portion 104, To absorb nutrient, for plant growth.Meanwhile the upper surface of Planting board 101 and the outer surface of liquid storage box 102 are both provided with black Coating disclosure satisfy that requirement of the plant root to light.In addition, when sowing seed or transplanting seedling, 104 meeting of flexible water-holding portion Prevent seed or seedling from being fallen in liquid storage box 102 from through-hole 103.
In certain embodiments, further include water suction item 109, the item 109 that absorbs water is connect with flexible water-holding portion 104.
By setting water suction item 109, without filling more liquid, it will be able to preferably absorb liquid, for plant growth, together When more oxygen can be also provided for root.
In certain embodiments, the lower surface setting fluted 110 of Planting board 101, groove 110 is opened with liquid storage box 102 Mouth edge matches.
Such mode can play position-limiting action to Planting board 101, prevent Planting board 101 from tilting, overturning, effectively protect Protect plant normal growth.
It should be noted that the technical solution of embodiment two is also applied for the present embodiment.
Finally it should be noted that:The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it System;Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should Understand:It still can be with technical scheme described in the above embodiments is modified, either to which part or whole Technical characteristic carries out equivalent replacement;And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of hydroponic device, which is characterized in that including Planting board and liquid storage box;
The Planting board can float on the liquid level of the liquid in the liquid storage box, and the Planting board is provided with multiple by ranks The through-hole of arrangement, the through-hole are internally provided with flexible water-holding portion, and for wrapping up plant root, the flexibility water-holding portion can Absorb the liquid in the liquid storage box;
The upper surface of the Planting board and the outer surface of the liquid storage box are both provided with black coating.
2. hydroponic device according to claim 1, which is characterized in that the material of the Planting board is foamed plastics.
3. hydroponic device according to claim 1, which is characterized in that the aperture of the through-hole is 4~8mm.
4. hydroponic device according to claim 1, which is characterized in that the height of the liquid storage box is 200~300mm.
5. hydroponic device according to any one of claim 1 to 4, which is characterized in that the upper face of the Planting board is set It is equipped with knob.
6. hydroponic device according to any one of claim 1 to 4, which is characterized in that the liquid storage box is provided with handle.
7. hydroponic device according to any one of claim 1 to 4, which is characterized in that further include drain pipe;The liquid storage Box is provided with leakage fluid dram, and the drain pipe is connected to the leakage fluid dram, and the drain pipe is provided with valve.
8. a kind of hydroponic device, which is characterized in that including Planting board and liquid storage box;
The Planting board is covered in the opening of the liquid storage box, and the Planting board is provided with multiple through-holes arranged by ranks, The through-hole is internally provided with flexible water-holding portion, and for wrapping up plant root, the flexibility water-holding portion can absorb the storage Liquid in liquid box;
The upper surface of the Planting board and the outer surface of the liquid storage box are both provided with black coating.
9. hydroponic device according to claim 8, which is characterized in that further include water suction item, the water suction item with it is described soft Property water-holding portion connection.
10. hydroponic device according to claim 8, which is characterized in that fluted, institute is arranged in the lower surface of the Planting board Groove is stated to match with the open edge of the liquid storage box.
CN201820547932.1U 2018-04-17 2018-04-17 hydroponic device Expired - Fee Related CN208029833U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820547932.1U CN208029833U (en) 2018-04-17 2018-04-17 hydroponic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820547932.1U CN208029833U (en) 2018-04-17 2018-04-17 hydroponic device

Publications (1)

Publication Number Publication Date
CN208029833U true CN208029833U (en) 2018-11-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820547932.1U Expired - Fee Related CN208029833U (en) 2018-04-17 2018-04-17 hydroponic device

Country Status (1)

Country Link
CN (1) CN208029833U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110583465A (en) * 2019-09-27 2019-12-20 佛山科学技术学院 Water planting device
CN112493021A (en) * 2020-11-30 2021-03-16 四川省林业和草原调查规划院 Plant seed divides root of stem or leaf device of growing seedlings
CN112715353A (en) * 2020-12-30 2021-04-30 厦门鹏岳市政建设有限公司 Method for cultivating new plant variety
CN114868641A (en) * 2022-03-18 2022-08-09 华东师范大学 Planting method of sphagnum
CN114868641B (en) * 2022-03-18 2024-05-24 华东师范大学 Planting method of sphagnum moss

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110583465A (en) * 2019-09-27 2019-12-20 佛山科学技术学院 Water planting device
CN112493021A (en) * 2020-11-30 2021-03-16 四川省林业和草原调查规划院 Plant seed divides root of stem or leaf device of growing seedlings
CN112715353A (en) * 2020-12-30 2021-04-30 厦门鹏岳市政建设有限公司 Method for cultivating new plant variety
CN114868641A (en) * 2022-03-18 2022-08-09 华东师范大学 Planting method of sphagnum
CN114868641B (en) * 2022-03-18 2024-05-24 华东师范大学 Planting method of sphagnum moss

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Granted publication date: 20181102