CN107691049A - The prevention and controls of Chinese torreya root rot - Google Patents
The prevention and controls of Chinese torreya root rot Download PDFInfo
- Publication number
- CN107691049A CN107691049A CN201710866804.3A CN201710866804A CN107691049A CN 107691049 A CN107691049 A CN 107691049A CN 201710866804 A CN201710866804 A CN 201710866804A CN 107691049 A CN107691049 A CN 107691049A
- Authority
- CN
- China
- Prior art keywords
- water
- liquid medicine
- movable case
- standpipe
- cylinder body
- 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.)
- Granted
Links
- 240000000147 Torreya grandis Species 0.000 title claims abstract description 26
- 235000016410 Torreya grandis Nutrition 0.000 title claims abstract description 26
- 230000002265 prevention Effects 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 105
- 239000003814 drug Substances 0.000 claims abstract description 63
- 239000007788 liquid Substances 0.000 claims abstract description 63
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 9
- 210000000476 body water Anatomy 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- TWFZGCMQGLPBSX-UHFFFAOYSA-N Carbendazim Natural products C1=CC=C2NC(NC(=O)OC)=NC2=C1 TWFZGCMQGLPBSX-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- JNPZQRQPIHJYNM-UHFFFAOYSA-N carbendazim Chemical compound C1=C[CH]C2=NC(NC(=O)OC)=NC2=C1 JNPZQRQPIHJYNM-UHFFFAOYSA-N 0.000 description 1
- 239000006013 carbendazim Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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
- A01G13/00—Protecting plants
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Catching Or Destruction (AREA)
- Sowing (AREA)
Abstract
The invention discloses the prevention and controls of Chinese torreya root rot, including A, preparation pouring root device, pouring root device to include water injecting mechanism and mixing mechanism, and decoction is mixed when water injecting mechanism absorbs water with water；B, groove is opened up in the root of Chinese torreya tree；C, decoction and clear water are filled；D, water injecting mechanism absorbs water, and decoction is mixed with water；E, water injecting mechanism realizes pouring root toward water filling in groove.Decoction is just to be mixed when needing pouring root with water, without being pre-mixed, and then is avoided because preparing the problem of liquid medicine causes liquid medicine to waste in advance.
Description
Technical field
The present invention relates to the prevention and controls of the root rot of plant.
Background technology
Chinese torreya tree easily suffers from root rot during growth.Now preventing and treating root rot method mainly using decoction with
Water is mixed according to a certain percentage, then obtains liquid medicine, liquid medicine is carried out into pouring root to the root of Chinese torreya, so that liquid medicine is killed
Root rot germ, and then prevent and treat the purpose of root rot.Liquid medicine for pouring root is prepared in advance, due to Chinese torreya pouring root
When, absorbing state bad grasp of the Chinese torreya to liquid medicine, often cause because the liquid medicine of preparation is excessive and it is endless to use, finally result in
The waste of liquid medicine.
The content of the invention
The invention is intended to provide it is a kind of avoid because liquid medicine prepare it is excessive and caused by the preventing and treating of Chinese torreya root rot that wastes of liquid medicine
Method.
The prevention and controls of Chinese torreya root rot in this programme, comprise the following steps,
A, pouring root device is prepared, the pouring root device includes support, water injecting mechanism and mixing mechanism, the water filling are installed with support
Mechanism includes cylinder body, piston and push rod, and piston is located at the inside of cylinder body and is slidably connected with cylinder body, and push rod is connected with piston, cylinder
Body is provided with outlet pipe and water inlet pipe, and outlet pipe is provided with out water one-way valve；The mixing mechanism includes vertically arranged outer barrel,
The upper end of outer barrel is sealedly connected with upper head plate, and the lower end of outer barrel is sealedly connected with bottom plate, is provided between upper head plate and bottom plate
Movable case, movable case are slidably connected with outer barrel, and hybrid chamber is provided between movable case and upper head plate, and water inlet pipe connects with hybrid chamber,
Liquid medicine storage chamber is provided between movable case and bottom plate, the top of movable case is provided with connect the inside of movable case with hybrid chamber
Through hole, through hole are provided with from movable case toward the first check valve that hybrid chamber is communication direction, are provided between movable case and bottom plate
Second spring, the inside of movable case are provided with vertical standpipe, and the lower end of standpipe connects with liquid medicine storage chamber, the upper end of standpipe with it is outer
The ft connection of cylinder, the inside of standpipe be provided with inside from liquid medicine storage chamber toward movable case be communication direction the second check valve, stand
Rotated coaxially on pipe and be connected with water wheels, water wheels include moving block and some blades circumferentially distributed along moving block, and moving block is with standing
Pipe is rotatablely connected, and blade lean is set, and the passage connected with riser interiors, the bottom of the one end of passage away from standpipe are provided with blade
Portion is provided with outage, and the upper end of outage, which is slided, is covered with sliding block, and the one end of sliding block away from standpipe is provided with the first spring, movable case
Bottom be communicated with suction hose, be provided with suction hose inside from suction hose toward movable case be communication direction the 3rd check valve, inhale
Water pipe is vertically slidably connected through bottom plate and with bottom plate sealing, and support is provided with the water tank that is connected with suction hose, on support
The spray tank connected with liquid medicine storage chamber is additionally provided with, is provided between spray tank and liquid medicine storage chamber from spray tank toward liquid medicine storage chamber
For the 4th check valve of communication direction；
B, the groove of annular is opened up in the trunk root of Chinese torreya tree, pouring root device is moved to the top of groove, and make outlet pipe
Water side face groove；
C, decoction is injected in spray tank, the injected clear water in water tank, the decoction of spray tank enters liquid medicine storage intracavitary and stood
In pipe；
D, pull push rod, move piston, reduce cylinder interior pressure so that the clear water in water tank successively by suction hose,
Movable case, hybrid chamber and water inlet pipe are entered in cylinder body, when clear water flows through out of movable case, promote water wheels to rotate, water wheels
Rotation makes sliding block compress the first spring under the influence of centrifugal force and be removed from the upper end of outage, so that standpipe inner liquid medicine passes through
Outage is drained into movable case, and decoction is mixed in movable case with clear water and blended chamber and water inlet pipe are entered in cylinder body；
E, after cylinder body water suction terminates in step D, moved by push rod push-rod piston, make to be mixed with decoction in piston press cylinder body
Liquid medicine, the pressure increase of liquid medicine, makes part liquid medicine be entered by water inlet pipe in hybrid chamber, increases the pressure in hybrid chamber,
Make the liquid medicine in hybrid chamber promote movable case to be moved toward liquid medicine storage chamber, the decoction of liquid medicine storage intracavitary is passed through the second check valve
Enter in standpipe, meanwhile, most of liquid medicine in cylinder body is drained into groove by outlet pipe, so as to be filled to Chinese torreya tree
Root.
Compared with prior art, it is the advantages of this programme：1st, liquid medicine storage is inside water wheels, water injecting mechanism water suction when
Wait, water flows through out of movable case and promotes water wheels to rotate, so that decoction water wheels under centrifugal action caused by water wheels rotation
Inside it is discharged in movable case, and is entered after being mixed with water in water injecting mechanism, it is achieved thereby that the water suction for passing through water injecting mechanism
Action mixes purpose to reach decoction with water, has saved the energy.Moreover, decoction is discharged in the rotation process of water wheels, from
And current is played a stirring action to the water in movable case and decoction, be advantageous to accelerate decoction to be well mixed with water.2nd, lead to
Cross pressure caused by water injecting mechanism draining and promote movable case movement, the decoction of liquid medicine storage intracavitary is pressed into standpipe,
Actuating unit is set to make decoction enter in standpipe without extra, has saved the energy, while also simplify the structure of device.
3rd, decoction is to be added gradually to during water injecting mechanism absorbs water in water, can be at once to Chinese torreya tree after water injecting mechanism water suction
Carry out dispenser, can according to Chinese torreya tree number and liquid medicine infiltration situation control in real time liquid medicine usage amount number, so as to keep away
Exempt from excessively to waste caused by being not used because preparing liquid medicine in advance.
Further, the support is provided with the telescopic drive mechanism for being used for driving push rod movement.Driving machine is set simultaneously
Structure controls the movement of push rod, so as to alleviating the labor intensity of operator.
Further, the telescopic drive mechanism is pneumatic cylinder.Pneumatic cylinder actuation techniques comparative maturity, commercially easily
Corresponding parts are obtained, maintaining is carried out so as to convenient.
Further, the bottom plate is provided with the gag lever post that can be offseted with the bottom of movable case, and gag lever post runs through lower end
Plate is simultaneously threadedly coupled with bottom plate.By setting gag lever post, the part of liquid medicine storage chamber can be stretched into by adjusting gag lever post
Length come realize regulation movable case movement distance, so as to realize regulation into riser interiors decoction number, and then
Adjust the purpose of the proportioning of the decoction in liquid medicine.
Further, the lower end of the gag lever post is fixedly connected with handle.It is convenient that gag lever post is twisted by setting handle
Dynamic regulation.
Further, the bottom of the support is provided with roller.It is convenient that device is moved by setting roller, so as to
Mitigate the burden of operator.
Brief description of the drawings
Fig. 1 be Chinese torreya root rot of the present invention prevention and controls in pouring root device structural representation；
Fig. 2 is the enlarged drawing at A in Fig. 1.
Embodiment
Below by embodiment, the present invention is further detailed explanation：
Reference in Figure of description includes：Support 1, pneumatic cylinder 2, push rod 31, cylinder body 32, piston 33, outlet pipe 34, enter
Water pipe 35, outer barrel 41, hybrid chamber 42, the first check valve 43, movable case 44, standpipe 45, blade 46, passage 461, sliding block 462,
One spring 463, outage 464, the second check valve 47, liquid medicine storage chamber 48, suction hose 49, gag lever post 5, spray tank 6, water tank 7.
The prevention and controls of Chinese torreya root rot, comprise the following steps,
A, prepare pouring root device, pouring root device as depicted in figs. 1 and 2, including support 1, support 1 and be provided with water injecting mechanism, note
Water dispenser structure includes the cylinder body 32 being laterally fixedly mounted on support 1, and the right-hand member of cylinder body 32 has been respectively communicated with water inlet pipe 35 and water outlet
Pipe 34, it is provided with and can goes out water one-way valve from cylinder body 32 toward the flowing water of outlet pipe 34 on outlet pipe 34；The inside of cylinder body 32 is provided with
Piston 33, the left end coaxially slide of cylinder body 32 are connected with push rod 31, and the right-hand member of push rod 31 is threadedly coupled with piston 33.On support 1
Pneumatic cylinder 2 is installed with, the left end of push rod 31 welds with the movable end of pneumatic cylinder 2.Batch mixer is also installed with support 1
Structure, mixing mechanism include outer barrel 41, and the upper end sealing of outer barrel 41 is threaded with upper head plate；The lower section of upper head plate is provided with movable case
44, movable case 44 is slidably connected with outer barrel 41；Hybrid chamber 42 is provided between upper head plate and movable case 44；Water inlet pipe 35 runs through upper end
Plate is simultaneously connected with hybrid chamber 42, and water inlet pipe 35 is threadedly coupled with upper head plate.The top of movable case 44 is provided with and connected with hybrid chamber 42
Through hole, through hole is provided with can be from movable case 44 toward the first check valve 43 of the flowing water of hybrid chamber 42.The inside of movable case 44
Provided with the standpipe 45 coaxial with outer barrel 41, the lower end of standpipe 45 is welded with the bottom plate of movable case 44, the upper end of standpipe 45 and movement
The top plate welding of case 44, the upper end of standpipe 45 connect flexible breather pipe, and the upper end of breather pipe is through upper head plate and and outer barrel
Communicated outside 41.Rotated coaxially on standpipe 45 and be connected with water wheels；Water wheels include moving block and 6 pieces of blades 46, the inside of moving block
Cavity provided with annular, cavity connect with the inside of standpipe 45, and blade 46 is distributed by axle circular array of the axis of standpipe 45,
Blade 46 is obliquely installed, and the inside of blade 46 is provided with the passage 461 radially extended along standpipe 45, and passage 461 is close to moving block
One end connected with cavity, the bottom of the one end of passage 461 away from moving block is provided with outage 464；The upper end edge of outage 464
The length direction of passage 461 slidably connects sliding block 462, and the one end of sliding block 462 away from standpipe 45 is connected with the first spring 463,
The one end of first spring 463 away from sliding block 462 and the inwall of passage 461 weld.The lower end sealing welding of outer barrel 41 has bottom plate,
Liquid medicine storage chamber 48 is provided between bottom plate and movable case 44, second spring, standpipe 45 are provided between movable case 44 and bottom plate
Lower end connected with liquid medicine storage chamber 48, the bottom of standpipe 45 be installed with can be from liquid medicine storage chamber 48 toward standpipe 45 in
Second check valve 47 of flowing water.Spray tank 6 is installed with support 1, spray tank 6 is connected by mozzle and liquid medicine storage chamber 48
It is logical, the 4th check valve for communication direction from spray tank 6 toward liquid medicine storage chamber 48 is installed in mozzle.The bottom of movable case 44
Sealing welding has suction hose 49, and suction hose 49 connects with the inside of movable case 44, and being provided with suction hose 49 can be toward movable case
3rd check valve of flowing water in 44.Vertical gag lever post 5 is provided through on bottom plate, gag lever post 5 is threadedly coupled with bottom plate,
The lower end of gag lever post 5 is welded with handle.Suction hose 49 is slidably connected through bottom plate and with bottom plate sealing.Installed on support 1
There is water tank 7, suction hose 49 connects with water tank 7.The bottom of support 1 is provided with roller.
B, the groove of annular is opened up in the trunk root of Chinese torreya tree, pouring root device is moved to the top of groove, and use
The water side face groove of water pipe 34.
C, 50% carbendazim decoction of injection, the injected clear water in water tank 7, the decoction of spray tank 6 enter in spray tank 6
In liquid medicine storage chamber 48 and in standpipe 45.
D, control pressure cylinder 2 drives push rod 31 to move to left piston 33 toward moving left, and reduces pressure in cylinder body 32, so as to
The clear water in water tank 7 is set to be entered successively by suction hose 49, movable case 44, hybrid chamber 42 and water inlet pipe 35 in cylinder body 32, clearly
When water flows through out of movable case 44, water wheels are promoted to rotate, water wheels, which rotate, makes sliding block 462 compress the under the influence of centrifugal force
One spring 463 is simultaneously removed from the upper end of outage 464, so that the inner liquid medicine of standpipe 45 is drained into movable case 44 through outage 464
Interior, decoction is mixed in movable case 44 with clear water and blended chamber 42 and water inlet pipe 35 are entered in cylinder body 32.
E, after the water suction of cylinder body 32 terminates in step D, control pressure cylinder 2 drives push rod 31 and piston 33 to move to right, and makes piston 33
The liquid medicine of decoction is mixed with extruding cylinder body 32, the pressure increase of liquid medicine, part liquid medicine is entered mixing by water inlet pipe 35
In chamber 42, increase the pressure in hybrid chamber 42, make the liquid medicine in hybrid chamber 42 promote movable case 44 to be moved toward liquid medicine storage chamber 48
It is dynamic, the decoction in liquid medicine storage chamber 48 is entered by the second check valve 47 in standpipe 45, meanwhile, the major part in cylinder body 32
Liquid medicine is drained into groove by outlet pipe 34, so as to carry out pouring root to Chinese torreya tree.
Claims (6)
1. the prevention and controls of Chinese torreya root rot, it is characterised in that：Comprise the following steps, A, prepare pouring root device, the pouring root device
Including support, water injecting mechanism and mixing mechanism are installed with support, the water injecting mechanism includes cylinder body, piston and push rod, piston
It is slidably connected positioned at the inside of cylinder body and with cylinder body, push rod is connected with piston, and cylinder body is provided with outlet pipe and water inlet pipe, outlet pipe
It is provided with out water one-way valve；The mixing mechanism includes vertically arranged outer barrel, and the upper end of outer barrel is sealedly connected with upper head plate, outside
The lower end of cylinder is sealedly connected with bottom plate, and movable case is provided between upper head plate and bottom plate, and movable case is slidably connected with outer barrel, moves
Dynamic that hybrid chamber is provided between case and upper head plate, water inlet pipe is connected with hybrid chamber, and liquid medicine storage is provided between movable case and bottom plate
Chamber, the top of movable case are provided with the through hole for connect inside of movable case with hybrid chamber, and through hole is provided with from movable case toward mixing
Chamber is the first check valve of communication direction, and second spring is provided between movable case and bottom plate, and the inside of movable case is provided with vertically
Standpipe, the lower end of standpipe connects with liquid medicine storage chamber, the upper end of standpipe and the ft connection of outer barrel, the inside of standpipe be provided with by
Liquid medicine storage chamber is rotated coaxially on standpipe and is connected with water wheels toward the second check valve for inside movable case being communication direction, water wheels bag
Moving block and some blades circumferentially distributed along moving block are included, moving block is rotatablely connected with standpipe, and blade lean is set, in blade
Provided with the passage connected with riser interiors, the bottom of the one end of passage away from standpipe is provided with outage, and the upper end of outage is slided
Sliding block is covered with, the one end of sliding block away from standpipe is provided with the first spring, and the bottom of movable case is communicated with suction hose, set in suction hose
Have inside from suction hose toward movable case be communication direction the 3rd check valve, suction hose is vertically through bottom plate and close with bottom plate
Envelope is slidably connected, and support is provided with the water tank connected with suction hose, and the spray tank connected with liquid medicine storage chamber is additionally provided with support,
The 4th check valve for communication direction from spray tank toward liquid medicine storage chamber is provided between spray tank and liquid medicine storage chamber；
B, the groove of annular is opened up in the trunk root of Chinese torreya tree, pouring root device is moved to the top of groove, and make outlet pipe
Water side face groove；
C, decoction is injected in spray tank, the injected clear water in water tank, the decoction of spray tank enters liquid medicine storage intracavitary and stood
In pipe；
D, pull push rod, move piston, reduce cylinder interior pressure so that the clear water in water tank successively by suction hose,
Movable case, hybrid chamber and water inlet pipe are entered in cylinder body, when clear water flows through out of movable case, promote water wheels to rotate, water wheels
Rotation makes sliding block compress the first spring under the influence of centrifugal force and be removed from the upper end of outage, so that standpipe inner liquid medicine passes through
Outage is drained into movable case, and decoction is mixed in movable case with clear water and blended chamber and water inlet pipe are entered in cylinder body；
E, after cylinder body water suction terminates in step D, moved by push rod push-rod piston, make to be mixed with decoction in piston press cylinder body
Liquid medicine, the pressure increase of liquid medicine, makes part liquid medicine be entered by water inlet pipe in hybrid chamber, increases the pressure in hybrid chamber,
Make the liquid medicine in hybrid chamber promote movable case to be moved toward liquid medicine storage chamber, the decoction of liquid medicine storage intracavitary is passed through the second check valve
Enter in standpipe, meanwhile, most of liquid medicine in cylinder body is drained into groove by outlet pipe, so as to be filled to Chinese torreya tree
Root.
2. the prevention and controls of Chinese torreya root rot according to claim 1, it is characterised in that：The support, which is provided with, to be used to drive
The telescopic drive mechanism of dynamic push rod movement.
3. the prevention and controls of Chinese torreya root rot according to claim 2, it is characterised in that：The telescopic drive mechanism is
Pneumatic cylinder.
4. the prevention and controls of Chinese torreya root rot according to claim 3, it is characterised in that：The bottom plate is provided with can be with
The gag lever post to be offseted with the bottom of movable case, gag lever post are threadedly coupled through bottom plate and with bottom plate.
5. the prevention and controls of Chinese torreya root rot according to claim 4, it is characterised in that：The lower end of the gag lever post is fixed
It is connected with handle.
6. the prevention and controls of Chinese torreya root rot according to claim 5, it is characterised in that：The bottom of the support is provided with
Roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710866804.3A CN107691049B (en) | 2017-09-22 | 2017-09-22 | Method for preventing and treating Chinese torreya root rot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710866804.3A CN107691049B (en) | 2017-09-22 | 2017-09-22 | Method for preventing and treating Chinese torreya root rot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107691049A true CN107691049A (en) | 2018-02-16 |
| CN107691049B CN107691049B (en) | 2020-04-28 |
Family
ID=61174274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710866804.3A Expired - Fee Related CN107691049B (en) | 2017-09-22 | 2017-09-22 | Method for preventing and treating Chinese torreya root rot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107691049B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2101000B (en) * | 1981-06-03 | 1985-03-27 | Dan Bron | A process for mixing liquids in proportional quanties. |
| CN1187290A (en) * | 1997-01-08 | 1998-07-15 | 王达洲 | Fertilizer liquid injector for root |
| CN2887026Y (en) * | 2006-02-24 | 2007-04-11 | 中国科学院遗传与发育生物学研究所 | Piston type hydro-powered fertilizer applicator |
| CN105027792A (en) * | 2015-07-28 | 2015-11-11 | 潍坊友容实业有限公司 | Integrated water and fertilizer fertilization system |
| CN105918296A (en) * | 2016-07-08 | 2016-09-07 | 重庆市永川区义三种苗有限责任公司 | Use method of pest killing device for garden soil |
| CN205884255U (en) * | 2016-08-15 | 2017-01-18 | 江西王品农业科技开发有限公司 | Orchard is with liftable oscillating sprinkler |
-
2017
- 2017-09-22 CN CN201710866804.3A patent/CN107691049B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2101000B (en) * | 1981-06-03 | 1985-03-27 | Dan Bron | A process for mixing liquids in proportional quanties. |
| CN1187290A (en) * | 1997-01-08 | 1998-07-15 | 王达洲 | Fertilizer liquid injector for root |
| CN2887026Y (en) * | 2006-02-24 | 2007-04-11 | 中国科学院遗传与发育生物学研究所 | Piston type hydro-powered fertilizer applicator |
| CN105027792A (en) * | 2015-07-28 | 2015-11-11 | 潍坊友容实业有限公司 | Integrated water and fertilizer fertilization system |
| CN105918296A (en) * | 2016-07-08 | 2016-09-07 | 重庆市永川区义三种苗有限责任公司 | Use method of pest killing device for garden soil |
| CN205884255U (en) * | 2016-08-15 | 2017-01-18 | 江西王品农业科技开发有限公司 | Orchard is with liftable oscillating sprinkler |
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| Publication number | Publication date |
|---|---|
| CN107691049B (en) | 2020-04-28 |
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