CN112493022B - High-efficient seedling pot of breeding of apocarya - Google Patents

High-efficient seedling pot of breeding of apocarya Download PDF

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Publication number
CN112493022B
CN112493022B CN202011382645.8A CN202011382645A CN112493022B CN 112493022 B CN112493022 B CN 112493022B CN 202011382645 A CN202011382645 A CN 202011382645A CN 112493022 B CN112493022 B CN 112493022B
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China
Prior art keywords
hole
supporting
apocarya
piston
seedling raising
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CN202011382645.8A
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Chinese (zh)
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CN112493022A (en
Inventor
吴炜
王艳
李雪莹
卢碧芸
潘明华
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Agricultural Engineering Institute of Anhui Academy of Agricultural Sciences
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Agricultural Engineering Institute of Anhui Academy of Agricultural Sciences
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Publication of CN112493022A publication Critical patent/CN112493022A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • A01G9/029Receptacles for seedlings
    • A01G9/0293Seed or shoot receptacles
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00Watering gardens, fields, sports grounds or the like
    • A01G25/14Hand watering devices, e.g. watering cans
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • A01G9/029Receptacles for seedlings
    • A01G9/0295Units comprising two or more connected receptacles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J15/00Sealings
    • F16J15/02Sealings between relatively-stationary surfaces
    • 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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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)

Abstract

The invention belongs to the technical field of seedling raising equipment, and particularly relates to a high-efficiency seedling raising basin for apocarya, which comprises the following components: the device comprises a containing groove and a supporting plate sleeved on the upper part of the containing groove, wherein a first through hole and a second through hole are formed in the supporting plate in a conducting manner, a third through hole is formed in the inner wall of one side, close to the containing groove, of the first through hole, the first through hole is in conducting connection with the containing groove through the third through hole, first pistons which are matched with the aperture of the first through hole are inserted at two orifices of the first through hole, and second pistons which are matched with the aperture of the second through hole are inserted at two orifices of the second through hole; according to the invention, the apocarya seedling cultivation device is formed by mutually clamping and splicing the plurality of seedling raising basins, so that the apocarya seedlings can be conveniently and pertinently watered, and the survival rate of the apocarya seedlings is improved.

Description

High-efficient seedling pot of breeding of apocarya
Technical field:
the invention belongs to the technical field of seedling raising equipment, and particularly relates to a high-efficiency seedling raising basin for apocarya.
The background technology is as follows:
the seedling raising means to raise seedling in nursery, hotbed or greenhouse, and may be artificial protection to separate living period for fine living, and the seedling raising needs to be performed for some time before the growth of apocarya to ensure the survival rate of apocarya.
The seedlings must be cultivated well when they are small, so that it is very important to grow seedlings. The seedling has high requirements on environment, humidity is one of factors influencing the growth of the seedlings in the seedling raising process, the current seedling raising pot is mainly used for controlling root raising Miao Pen, the humidity environment required in the seedling raising process is not easy to flexibly control, and the growth of the seedlings is influenced. The high-efficiency seedling raising basin for apocarya is provided.
The invention comprises the following steps:
aiming at the problems in the prior art, the invention aims to provide the high-efficiency seedling raising basin for the apocarya.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme: an efficient seedling pot for apocarya, comprising: the accommodating groove is sleeved with a supporting plate arranged at the upper part of the accommodating groove,
a first through hole and a second through hole are communicated on the supporting plate, a third through hole is arranged on the inner wall of one side of the first through hole, which is close to the accommodating groove, the first through hole is communicated with the accommodating groove through the third through hole,
a first piston which is anastomotic with the aperture of the first through hole is inserted at the two orifices of the first through hole, a second piston which is anastomotic with the aperture of the second through hole is inserted at the two orifices of the second through hole,
the first limiting plate and the second limiting plate are respectively arranged at one end of the first piston and one end of the second piston, and the first limiting hole and the second limiting hole are respectively formed in the waist of the first piston and the waist of the second piston.
Under the preferred condition, the high-efficient seedling pot of breeding of apocarya still includes buckle structure, buckle structure include: the support plate comprises protruding blocks arranged on two outer side surfaces of the support plate and grooves which are arranged on the other two outer side surfaces and matched with the protruding blocks in a suitable mode.
Preferably, the fastening structure further includes: the bottom plate of the supporting plate is close to the clamping block connected with the groove through the torsion spring, and the bottom plate of the supporting plate is close to the convex block and is provided with a clamping groove matched with the clamping block.
Under the preferred condition, a plurality of educate seedling tray through buckle structure mutual block, and adjacent two support on the board the drill way of first through-hole coincide and connect each other, adjacent two support on the board the drill way of second through-hole coincide and connect each other, constitute apocarya seedling breeding device, apocarya seedling breeding device still includes: the seedling tray is used for accommodating the seedling pot; and the liquid storage tank is used for supplying water to the seedling raising basin.
Under the preferable condition, sealing rubber rings are arranged at the positions where the orifices of the first through holes are anastomotic and connected with each other and the positions where the orifices of the second through holes are anastomotic and connected with each other.
Preferably, the apocarya seedling cultivation device also comprises a supporting structure, the supporting structure comprises a supporting frame and a plurality of brackets,
the supporting frame consists of a supporting base and a supporting rod,
the brackets consist of bearings and U-shaped supporting plates which are uniformly arranged at intervals along the circumferential direction of the outer wall of the bearings, the brackets are rotatably sleeved on the supporting rods through the bearings, and strip grooves are formed in two opposite inner plate surfaces of the U-shaped supporting plates and are used for being embedded with the seedling raising plates.
Under the preferred condition, the mounting groove is seted up to the diapire of strip recess, rotatable a plurality of gyro wheels of arranging in the mounting groove.
Compared with the prior art, the invention has the following technical effects:
1. according to the technical scheme, a plurality of seedling raising basins are mutually clamped and spliced to form the apocarya seedling cultivation device, a first through hole and a second through hole and a third through hole for conducting the first through hole and the accommodating groove are formed in the supporting plate, the orifice of the first through hole is connected with the orifice of the second through hole in a matched mode when the seedling raising basins are clamped, and the positions of the first piston and the second piston in the first through hole and the second through hole are adjusted to carry out targeted sprinkling and watering according to the water shortage condition of seedling raising of apocarya in the seedling raising basins; by arranging the sealing rubber rings at the anastomotic joint, water dripping and leaking in the process of spraying and watering are avoided, so that the defect that the traditional seedling raising device can only water in a large area can be overcome by the design;
2. the seedling raising basin is provided with the convex blocks and the grooves matched with the convex blocks, and is provided with the clamping blocks and the clamping grooves matched with the clamping blocks, so that the whole apocarya seedling raising and cultivating device is more stable in the use process through the double-protection clamping structure, the phenomenon that the seedling raising basin slides from a seedling raising plate in the seedling transplanting process is avoided, the problem that the apocarya seedlings are damaged is avoided, the seedling raising and cultivating efficiency of the apocarya is improved, the waste of raw materials is reduced, and the survival rate of apocarya seedlings is improved as a whole;
3. according to the apocarya seedling cultivation device, the bracket is rotatably arranged on the support frame, and the seedling tray for supporting the seedling raising basin is arranged on the bracket, so that the arrangement is convenient for realizing the shading and lighting treatment of apocarya seedlings according to the illumination condition of the apocarya seedlings in the seedling raising basin, the bracket is rotated to provide a good illumination environment for the apocarya seedlings in the seedling raising basin, and the survival rate of the apocarya seedlings is improved; the support rods are vertically sleeved with the brackets, so that multi-layer cultivation can be performed, space is saved, cultivation is convenient, and the problem that space cannot be fully utilized in the modern apocarya seedling cultivation process is avoided;
4. according to the apocarya seedling cultivation device, the seedling trays bearing the plurality of seedling trays are embedded and placed on the U-shaped supporting plate, so that the seedling trays filled with the seedlings can be conveniently and directly moved to a field for planting after the seedlings are grown, the seedling transplanting efficiency of the field is improved, and the problems of high labor intensity and low working efficiency are avoided; the rollers are arranged in the mounting grooves, so that the seedling raising basin can be conveniently extracted from the U-shaped supporting plate, and time and labor are saved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Description of the drawings:
FIG. 1 is a schematic diagram of a specific structure of a seedling tray according to the present invention;
FIG. 2 is a schematic diagram showing a specific structure of a device for cultivating apocarya seedlings in the invention;
FIG. 3 is a cross-sectional view showing a plurality of seedling raising pots in the present invention in a locked state;
FIG. 4 is an enlarged partial schematic view of FIG. 3A;
FIG. 5 is a top view showing a plurality of seedling raising pots in the present invention in a locked state;
FIG. 6 is a schematic view showing the working state of the first piston in embodiment 1 of the present invention;
FIG. 7 is a schematic view showing the working state of the first piston in embodiment 2 of the present invention;
FIG. 8 is a schematic view showing the working state of the first piston in embodiment 3 of the present invention;
fig. 9 is a schematic diagram showing an operation state of the first piston in embodiment 4 of the present invention.
The reference numerals in the figures illustrate: 1-a seedling raising basin; 10-a containing groove; 11-supporting plates; 110-bump; 111-grooves; 112-torsion springs; 113-clamping blocks; 114-a clamping groove; 12-a first through hole; 13-a second through hole; 14-a third through hole; 15-a first piston; 16-a second piston; 17-a first limiting plate; 18-a second limiting plate; 19-a first flow restricting orifice; 20-a second flow restricting orifice; 2-seedling raising trays; 3-a liquid storage tank; 4-supporting frames; 40-supporting a base; 41-supporting rods; 5-brackets; 50-bearing; 51-U-shaped supporting plates; 52-roller.
The specific embodiment is as follows:
in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present invention easy to understand, the present invention is further explained below with reference to the specific drawings.
It will be understood that when an element is referred to as being "fixed to" another element in this disclosure, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-9, the present invention provides a high efficiency seedling raising pot for apocarya, comprising: the accommodating groove 10 is sleeved with a supporting plate 11 arranged at the upper part of the accommodating groove 10,
a first through hole 12 and a second through hole 13 are communicated and arranged on the supporting plate 11, a third through hole 14 is arranged on the inner wall of one side of the first through hole 12 close to the accommodating groove 10, the first through hole 12 is communicated and connected with the accommodating groove 10 through the third through hole 14,
a first piston 15 which is matched with the aperture of the first through hole 12 is inserted at two holes of the first through hole 12, a second piston 16 which is matched with the aperture of the second through hole 13 is inserted at two holes of the second through hole 13,
a first limiting plate 17 and a second limiting plate 18 are respectively arranged at one end of the first piston 15 and one end of the second piston 16, and a first limiting hole 19 and a second limiting hole 20 are respectively formed at the waist of the first piston 15 and the waist of the second piston 16.
According to the technical scheme provided by the invention, referring to fig. 3-5 specifically, 9 seedling raising basins 1 are arranged, before the apocarya seedlings are cultivated, the seedling raising basins are required to be clamped, spliced and assembled, the 9 seedling raising basins 1 are mutually clamped and spliced together through arranging the convex blocks 110 on the supporting plate 11 and the grooves 111 matched with the convex blocks 110, in the splicing process, the orifices of the first through holes 12 on two adjacent seedling raising basins 1 are mutually matched and connected, the orifices of the second through holes 13 on two adjacent seedling raising basins 1 are mutually matched and connected, and in order to avoid water dripping in the spraying process, a sealing rubber ring is arranged at the matched and connected position of the orifices of the first through holes 12 and the second through holes 13; in order to make the whole seedling raising basin 1 after the splicing more stable, the phenomenon that the seedling raising basin 1 slides off from the seedling raising plate can not occur in the seedling transplanting process, a clamping block 113 and a clamping groove 114 matched with the clamping block 113 are arranged on the bottom plate of the supporting plate 11; finally, the first piston 15 and the second piston 16 are used for sealing the exposed orifice of the first through hole 12 and the second through hole 13;
referring specifically to fig. 5, in the state of the 9 seedling raising pots 1 in the invention after the clamping, splicing and assembling are completed, the apocarya seedlings are placed in the accommodating grooves of the seedling raising pots;
according to the embodiment 1 provided by the invention, when only the first row of apocarya seedlings are required to be watered, referring to fig. 5 and 6 in detail, the second piston 16 on the seedling raising basin 1 on the right side of the first row is taken down, the liquid guide pipe orifice of the liquid storage tank 3 is connected with the orifice of the second through hole 13 on the seedling raising basin 1 on the right side of the first row, then the first piston 15 close to the liquid storage tank 3 is adjusted, so that the first limiting plate 17 in the first piston 15 is positioned at the crossing position of the first through hole 12 and the second through hole 13 as shown in fig. 5, and the liquid in the liquid storage tank 3 is watered on the first row of apocarya seedlings due to the blocking effect of the first limiting plate 17;
according to the embodiment 2 provided by the invention, when only the second row of apocarya seedlings need to be watered, referring specifically to fig. 5-7, the position of the first flow limiting hole 19 in the first piston 15 on the right side of the first row is adjusted, so that the orifice of the first flow limiting hole 19 is aligned with the pipe orifice of the liquid storage tank 3 as shown in fig. 6, then the position of the first limiting plate 17 in the first piston 15 on the right side of the second row is adjusted to the position as shown in fig. 6, and thus under the combined action of the first piston 15 on the right side of the first row and the first piston 15 on the right side of the second row, the liquid in the liquid storage tank 3 is watered on the apocarya seedlings on the second row;
according to the embodiment 3 provided by the invention, when the first row and the third row of apocarya seedlings need to be watered at the same time and the second row of seedling is not watered, referring to fig. 5 and 7-8 in particular, the position of the first limiting plate 17 in the first piston 15 on the right side of the first row is adjusted to the position shown in fig. 7, the position of the first limiting plate 17 in the first piston 15 on the right side of the second row is adjusted to the position shown in fig. 7, so that under the combined action of the first piston 15 on the right side of the first row and the first piston 15 on the right side of the second row, the liquid in the liquid storage tank 3 waters the first row and the third row of apocarya seedlings at the same time and does not water the second row of seedling;
according to the embodiment 4 provided by the invention, when the watering of the apocarya seedlings is stopped, the position of the first limiting plate 17 in the first piston 15 on the right side of the first row is adjusted to enable the first limiting plate 17 in the first piston 15 on the right side of the first row to be positioned as shown in fig. 9, so that the liquid in the liquid storage tank 3 cannot water the apocarya seedlings under the action of the first piston 15 on the right side of the first row;
further, according to the technical scheme provided by the invention, the seedling raising basin 1 is placed on the U-shaped supporting plate 51 through the seedling raising tray 2, and according to the illumination condition of the observed apocarya seedlings in the seedling raising basin 1, the shading and lighting treatment of the apocarya seedlings can be realized by rotating the supporting plate 5, a good illumination environment is provided for the apocarya seedlings in the seedling raising basin 1, and the survival rate of the apocarya seedlings is improved; further, by means of the rotatable rollers 52 arranged on the U-shaped supporting plate 51, the seedling raising tray 2 provided with a plurality of seedling raising trays 1 is conveniently placed on the U-shaped supporting plate 51, or after seedling raising is completed, the seedling raising trays 1 are directly extracted from the U-shaped supporting plate 51, so that field burying and seedling transplanting are facilitated, and time and labor are saved.
The foregoing has outlined and described the basic principles, main features and features of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (1)

1. The utility model provides a high-efficient seedling pot of breeding of apocarya which characterized in that includes: the accommodating groove (10) is sleeved with a supporting plate (11) arranged at the upper part of the accommodating groove (10),
a first through hole (12) and a second through hole (13) are communicated with the supporting plate (11),
a third through hole (14) is formed in the inner wall of one side, close to the accommodating groove (10), of the first through hole (12), the first through hole (12) is in conductive connection with the accommodating groove (10) through the third through hole (14),
two orifices of the first through hole (12) are inserted with a first piston (15) which is matched with the aperture of the first through hole (12), two orifices of the second through hole (13) are inserted with a second piston (16) which is matched with the aperture of the second through hole (13),
a first limiting plate (17) and a second limiting plate (18) are respectively arranged at one end of the first piston (15) and one end of the second piston (16), and a first limiting hole (19) and a second limiting hole (20) are respectively formed at the waist parts of the first piston (15) and the second piston (16);
still include buckle structure, buckle structure include: the two outer side surfaces of the supporting plate (11) are provided with convex blocks (110) and the other two outer side surfaces are provided with grooves (111) matched with the convex blocks (110);
the buckle structure also includes: a clamping block (113) connected with the bottom plate of the supporting plate (11) adjacent to the groove through a torsion spring (112), and a clamping groove (114) matched with the clamping block (113) and arranged at the position of the bottom plate of the supporting plate (11) adjacent to the convex block (110);
a plurality of basin (1) of growing seedlings passes through buckle structure looks block, and adjacent two on supporting board (11) the drill way of first through-hole (12) is anastomotic connection each other, adjacent two on supporting board (11) the drill way of second through-hole (13) is anastomotic connection each other, constitutes apocarya seedling breeding device, apocarya seedling breeding device still includes: the seedling raising tray (2) is used for accommodating the seedling raising basin (1); a liquid storage tank (3) for supplying water to the seedling raising basin (1);
sealing rubber rings are respectively arranged at the positions of the mutual anastomotic connection of the orifices of the first through holes (12) and the mutual anastomotic connection of the orifices of the second through holes (13);
the apocarya seedling cultivation device also comprises a supporting structure, the supporting structure comprises a supporting frame (4) and a plurality of brackets (5),
the supporting frame (4) consists of a supporting base (40) and a supporting rod (41),
the brackets (5) consist of bearings (50) and U-shaped supporting plates (51) which are uniformly arranged at intervals along the circumferential direction of the outer wall of the bearings (50), the brackets (5) are rotatably sleeved on the supporting rods (41) through the bearings (50), and strip grooves are formed in two opposite inner plate surfaces of the U-shaped supporting plates (51) and are used for being embedded with the seedling raising plates (2).
CN202011382645.8A 2020-12-01 2020-12-01 High-efficient seedling pot of breeding of apocarya Active CN112493022B (en)

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CN112493022B true CN112493022B (en) 2023-04-28

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6619565B1 (en) * 2001-08-31 2003-09-16 Timothy A. Abbott Irrigation system
CN104719032A (en) * 2015-03-31 2015-06-24 南京林业大学 Control system for apocarya root growth and water utilization
CN204560497U (en) * 2015-03-31 2015-08-19 南京林业大学 A kind of control root device improving apocarya nursery water use efficiency
CN204733668U (en) * 2015-03-31 2015-11-04 南京林业大学 Device of growing seedlings that control shell hickory nut root system is grown
CN108934586A (en) * 2018-07-08 2018-12-07 安庆市茂祥农业科技发展有限公司 A kind of sapling device for raising seedlings of automatic watering function
CN208227968U (en) * 2018-05-16 2018-12-14 段雯蓓 A kind of apocarya nursery control root device that can control water consumption
CN209964751U (en) * 2019-04-02 2020-01-21 薄涛 Forestry device of growing seedlings
CN210017118U (en) * 2019-05-06 2020-02-07 安徽省农业科学院农业工程研究所 Seedling raising equipment capable of controlling root growth of apocarya
CN211064352U (en) * 2019-09-23 2020-07-24 杭州珍鑫源食品有限公司 Seedling raising device for controlling root growth of hickory

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6619565B1 (en) * 2001-08-31 2003-09-16 Timothy A. Abbott Irrigation system
CN104719032A (en) * 2015-03-31 2015-06-24 南京林业大学 Control system for apocarya root growth and water utilization
CN204560497U (en) * 2015-03-31 2015-08-19 南京林业大学 A kind of control root device improving apocarya nursery water use efficiency
CN204733668U (en) * 2015-03-31 2015-11-04 南京林业大学 Device of growing seedlings that control shell hickory nut root system is grown
CN208227968U (en) * 2018-05-16 2018-12-14 段雯蓓 A kind of apocarya nursery control root device that can control water consumption
CN108934586A (en) * 2018-07-08 2018-12-07 安庆市茂祥农业科技发展有限公司 A kind of sapling device for raising seedlings of automatic watering function
CN209964751U (en) * 2019-04-02 2020-01-21 薄涛 Forestry device of growing seedlings
CN210017118U (en) * 2019-05-06 2020-02-07 安徽省农业科学院农业工程研究所 Seedling raising equipment capable of controlling root growth of apocarya
CN211064352U (en) * 2019-09-23 2020-07-24 杭州珍鑫源食品有限公司 Seedling raising device for controlling root growth of hickory

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