CN106358998A - Full-automatic solar-powered drip irrigation system - Google Patents

Full-automatic solar-powered drip irrigation system Download PDF

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Publication number
CN106358998A
CN106358998A CN201610758865.3A CN201610758865A CN106358998A CN 106358998 A CN106358998 A CN 106358998A CN 201610758865 A CN201610758865 A CN 201610758865A CN 106358998 A CN106358998 A CN 106358998A
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CN
China
Prior art keywords
drip irrigation
water
water supply
cistern
pipeline
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.)
Withdrawn
Application number
CN201610758865.3A
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Chinese (zh)
Inventor
辛松
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.)
Chuzhou Chao Yu Technology Co Ltd
Original Assignee
Chuzhou Chao Yu Technology Co Ltd
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 Chuzhou Chao Yu Technology Co Ltd filed Critical Chuzhou Chao Yu Technology Co Ltd
Priority to CN201610758865.3A priority Critical patent/CN106358998A/en
Publication of CN106358998A publication Critical patent/CN106358998A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • A01G25/02Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • 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
    • A01G25/16Control of watering
    • A01G25/167Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30Electrical components
    • H02S40/32Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30Electrical components
    • H02S40/34Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
    • 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
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22Improving land use; Improving water use or availability; Controlling erosion
    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • 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
    • Y02P60/12Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping

Abstract

The invention discloses a full-automatic solar-powered drip irrigation system which comprises a drip irrigation water supply source, a distributed drip irrigation pipeline, a drip irrigation water supply reservoir used for supplying water to the distributed drip irrigation pipeline and providing stable water pressure, a vacuum suction water pump used for conveying water in the drip irrigation water supply source into the drip irrigation water supply reservoir, and a solar power supply device used for supplying power to the vacuum suction water pump, wherein a reservoir liquid level floating block used for sensing the liquid level is arranged in the drip irrigation water supply reservoir, a drip irrigation water containing hose is arranged at the bottom of the drip irrigation water supply reservoir, and the drip irrigation water containing hose is used for connecting one end of the distributed drip irrigation pipeline and synchronously rises and falls with the reservoir liquid level floating block. The drip irrigation system disclosed by the invention has the advantages that the energy is stored by arranging the drip irrigation water supply reservoir, and a storage battery does not need to be used for storing solar power supply, so that the whole usage cost of a solar-powered agricultural drip irrigation device is reduced, and the utilization rate of electrical energy of the solar power supply is improved.

Description

A kind of full automatic solar is powered drip irrigation system
Technical field
The present invention relates to the use of solar powered agricultural drop irrigation equipment technical field, particularly a kind of full automatic solar Power supply drip irrigation system.
Background technology
Drip irrigation technique is a kind of agricultural irrigation technology of high-efficiency environment friendly, and it has the advantages that water-saving efficient, irrigation water with And the utilization rate of liquid manure mixture is up to 95%, it is applicable not only to the crop irrigation operation of drought and water-scarce area, and combine and apply Fertilizer has effect that is preferably cost-effective, increasing yield, can improve more than one times of fertilizer efficiency;It is applicable to fruit tree, vegetable, warp Ji crop and warmhouse booth are irrigated, and can also be used for field crop irrigation in the place of drought and water shortage.Drip irrigation technique mainly utilizes Water is delivered in distributed plastic conduit hollow billet trunk pipeline, then again by the aperture of about 10 millimeters of diameter or water dropper by hair Moisture in pipe or liquid manure mixture are fed directly to crop root and carry out localized irrigation.
But because drip irrigation technique needs to work continuously, therefore irrigation device for the exorbitant expenditure of electric energy, and partly Power supply and the job position of area's open air drip irrigation operation distant, not only cost is relatively for the special drip irrigation supply line of laying Height, and the loss of the additional electrical energy of transmission line of electricity is larger.China's solar energy is gross reserves regenerative resource the abundantest, China The annual solar radiation accepting in land can theoretical estimated value be 1.47 × 108Hundred million kilowatt hours, be China's current and future most Scale and the regenerative resource of industrialized development potentiality;Solar energy resources potentiality are big, and environmental pollution is low, can continuous utilization, be Be conducive to the important energy source of harmony between man and nature development.It is full-automatic too that Chinese patent literature cn 203206858 u discloses one kind Sun energy drip irrigation appliance, it is mainly by device of solar generating, accumulator, drip irrigation controller, switching device, soil hygrosensor With pipeline composition.The deficiency existing is that the use cost of solar storage battery is higher, and the electric energy conversion through accumulator, meeting Significantly decrease the practical efficiency of electric energy.
Content of the invention
In order to overcome the deficiencies in the prior art, the drip irrigation system the invention provides a kind of full automatic solar is powered, need not Stored to solar powered using accumulator, thus reducing the overall use cost of solar powered agricultural drop irrigation device, And improve solar powered utilization rate of electrical.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of full automatic solar is powered drip irrigation system, including the drip irrigation resource of water supply for providing irrigation water, is used for carrying out The distributed drip irrigation pipeline of dropper operation, for supplying water for described distributed drip irrigation pipeline and providing the drip irrigation of stable hydraulic pressure to supply water Cistern, for the vacuum draw water pump being delivered to the water in described drip irrigation resource of water supply in described drip irrigation water supply cistern, For the solar power supply apparatus powered for described vacuum draw water pump;It is provided with sensing liquid level in described drip irrigation water supply cistern The cistern liquid level floating block of height, the bottom of described drip irrigation water supply cistern is provided with irrigation water receiving flexible pipe, described irrigation water receiving One end of flexible pipe connects described drip irrigation water supply cistern, and the other end of described irrigation water receiving flexible pipe connects described distributed drip irrigation pipe Road, and described irrigate water receiving flexible pipe and be used for connecting one end of described distributed drip irrigation pipeline fix with described cistern liquid level floating block Connect thus with described cistern liquid level floating block synchronization lifting.
As the improvement further of technique scheme, described solar power supply apparatus are included for accepting sunlight Carry out the solar cell panel assembly of photovoltaic generation, connect for collecting the photovoltaic generation of described solar cell panel assembly generated energy Enter box, the unidirectional current for exporting described solar cell panel assembly is converted to the photovoltaic inversion device of alternating current, is used for Control described photovoltaic inversion device and export the micro-capacitance sensor distribution box of stable alternating current.
As the improvement further of technique scheme, described distributed drip irrigation pipeline includes main, the hair for drip irrigation Pipe and the arm for connecting described hollow billet and main, described hollow billet is provided with some water droppers, and described arm is many sections of splicings Structure and some bodys of inclusion, some connectors and some four-ways, pass through described connector between described body or four-way are mutual Connect, the both end of which of described four-way is used for connecting described body, and the other two ends of described four-way are used for connecting described hollow billet.
As the improvement further of technique scheme, it is additionally provided with described drip irrigation water supply cistern and connects for vertical The lifting of described cistern liquid level floating block connects guide pillar, uses the guide pillar lifting guide pin bushing making described lifting connection guide pillar holding vertical, The lower end that described lifting connects guide pillar connects described cistern liquid level floating block, and the upper end that described lifting connects guide pillar is provided with level Lifting linking member, one end that described irrigation water receiving flexible pipe is used for connecting described distributed drip irrigation pipeline is fixedly installed on vertical lifting even The lower end of bar, the upper end of described vertical lifting connecting rod connects described horizontal lifting connecting rod.
As the improvement further of technique scheme, it is described vertical for fixing that described horizontal lifting connecting rod is provided with Lifting linking member and the height for adjusting described vertical lifting connecting rod lower end and the difference in height of liquid level in described drip irrigation water supply cistern Degree adjusts mounting seat.
As the improvement further of technique scheme, also include for control described distributed drip irrigation pipeline operation from Dynamic drip irrigation control device, described automatic dripping irrigation control device include soil moisture probe for induction monitoring soil moisture, It is arranged on described main and is located at all the pipeline electromagnetic control valve of described arm upstream and the described soil moisture of connection to visit That surveys device and described pipeline electromagnetic control valve automatically controls process chip.
Compared with prior art, the invention has the beneficial effects as follows:
A kind of full automatic solar provided by the present invention is powered drip irrigation system, is stored up by arranging drip irrigation water supply cistern Can, store to solar powered without using accumulator, thus the entirety reducing solar powered agricultural drop irrigation device makes With cost, and improve solar powered utilization rate of electrical;And constant drip irrigation conveying hydraulic pressure can be automatically controlled, improve and drip The effect filling.
Brief description
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is that a kind of full automatic solar of the present invention is powered the structural representation of drip irrigation system.
Specific embodiment
With reference to Fig. 1, Fig. 1 is the structural representation of one specific embodiment of the present invention.
The drip irrigation system as shown in figure 1, a kind of full automatic solar is powered, supplies water including the drip irrigation for providing irrigation water Water source 10, for carrying out the distributed drip irrigation pipeline 20 of dropper operation, for supplying water and carrying for described distributed drip irrigation pipeline 20 For stablizing the drip irrigation water supply cistern 30 of hydraulic pressure, supply water for the water in described drip irrigation resource of water supply 10 is delivered to described drip irrigation Vacuum draw water pump 40 in cistern 30, for the solar power supply apparatus powered for described vacuum draw water pump 40;Described It is provided with the cistern liquid level floating block 31 of sensing liquid level in drip irrigation water supply cistern 30, described drip irrigation water supply cistern 30 Bottom is provided with irrigation water receiving flexible pipe 32, and described one end irrigating water receiving flexible pipe 32 connects described drip irrigation water supply cistern 30, institute State the other end described distributed drip irrigation pipeline 20 of connection irrigating water receiving flexible pipe 32, and described irrigation water receiving flexible pipe 32 is used for connecting One end of described distributed drip irrigation pipeline 20 be fixedly connected with described cistern liquid level floating block 31 thus with described cistern liquid level Floating block 31 synchronization lifting.
Specifically, described solar power supply apparatus include carrying out the solar-electricity of photovoltaic generation for accepting sunlight Pond board component 51, for collecting the photovoltaic generation access case 52 of described solar cell panel assembly 51 generated energy, for will be described The unidirectional current of solar cell panel assembly 51 output is converted to the photovoltaic inversion device 53 of alternating current, is used for controlling described photovoltaic Power-generation inversion device 53 simultaneously exports the micro-capacitance sensor distribution box 54 of stable alternating current.Described distributed drip irrigation pipeline 20 include main 21, Hollow billet for drip irrigation and the arm 23 for connecting described hollow billet 22 and main 21, described hollow billet 22 is provided with some Head, described arm 23 is many sections of splicing constructions and includes some bodys, some connectors and some four-ways, logical between described body Cross described connector or four-way is connected with each other, the both end of which of described four-way is used for connecting described body, and described four-way is in addition Two ends are used for connecting described hollow billet 22.It is additionally provided with described drip irrigation water supply cistern 30 and connect described cistern liquid for vertical The lifting of edema over the face block 31 connects guide pillar 34, keeps vertical guide pillar to lift guide pin bushing 37 with making described lifting connect guide pillar 34, described The lower end that lifting connects guide pillar 34 connects described cistern liquid level floating block 31, and the upper end that described lifting connects guide pillar 34 is provided with water Flat lifting linking member 35, described irrigation water receiving flexible pipe 32 is fixedly installed on perpendicular for the one end connecting described distributed drip irrigation pipeline 20 The lower end of straight lifting linking member 33, the upper end of described vertical lifting connecting rod 33 connects described horizontal lifting connecting rod 35.Described level liter Be provided with fall connecting rod 35 for fix described vertical lifting connecting rod 33 and being used for adjust described vertical lifting connecting rod 33 lower end with The altitude mixture control mounting seat 36 of the difference in height of liquid level in described drip irrigation water supply cistern 30.
Further optimally, also include for controlling the automatic dripping irrigation of described distributed drip irrigation pipeline 20 operation to control dress Put, described automatic dripping irrigation control device include soil moisture probe 61 for induction monitoring soil moisture, be arranged at described On main 21 and positioned at all pipeline electromagnetic control valves 62 of described arm 23 upstream and connect described soil moisture probe 61 and described pipeline electromagnetic control valve 62 automatically control process chip 63.
When daylight condition meets the power generation needs of described solar cell panel assembly 51, described solar-electricity Pond board component 51 exports electric energy, and through described photovoltaic generation access case 52, described photovoltaic inversion device 53 and described micro- electricity Net distribution box 54 is powered to described vacuum draw water pump 40 after processing, and so that the water in described drip irrigation resource of water supply 10 is delivered to In described drip irrigation water supply cistern 30, when needing to irrigate crops, described irrigation water receiving flexible pipe 32 is used for connecting described point One end of cloth drip irrigation pipeline 20 can be with described cistern liquid level floating block 31 synchronization lifting, such that it is able to make described irrigation water receiving soft Pipe 32 water side is constant with the poor holding of liquid level in described drip irrigation water supply cistern 30, you can to keep the steady of drip irrigation hydraulic pressure Fixed;When described soil moisture probe 61 detect soil moisture too low when, automatically control single-chip microcomputer 63 dozens by described Open described pipeline electromagnetic control valve 62 thus carrying out irrigation operation, when described soil moisture probe 61 detects soil moisture mistake When high, described pipeline electromagnetic control valve 62 is closed thus stopping irrigation operation by the described single-chip microcomputer 63 that automatically controls.
Preferable enforcement to the present invention is illustrated above, and certainly, the present invention can also adopt and above-mentioned enforcement The different form of mode, those of ordinary skill in the art are in the equivalent conversion made without prejudice on the premise of present invention spirit Or change accordingly, all should belong in protection scope of the present invention.

Claims (6)

1. a kind of full automatic solar power drip irrigation system it is characterised in that: include for providing the drip irrigation of irrigation water to supply water Water source, for carrying out the distributed drip irrigation pipeline of dropper operation, for supplying water for described distributed drip irrigation pipeline and providing stable The drip irrigation water supply cistern of hydraulic pressure, for being delivered to the water in described drip irrigation resource of water supply in described drip irrigation water supply cistern Vacuum draw water pump, for the solar power supply apparatus powered for described vacuum draw water pump;In described drip irrigation water supply cistern It is provided with the cistern liquid level floating block of sensing liquid level, it is soft that the bottom of described drip irrigation water supply cistern is provided with irrigation water receiving Pipe, described one end irrigating water receiving flexible pipe connects described drip irrigation water supply cistern, and the other end of described irrigation water receiving flexible pipe connects Described distributed drip irrigation pipeline, and described water receiving flexible pipe of irrigating is used for connecting one end of described distributed drip irrigation pipeline and described storage Pond liquid level floating block be fixedly connected thus with described cistern liquid level floating block synchronization lifting.
2. a kind of full automatic solar according to claim 1 power drip irrigation system it is characterised in that: described solar energy supplies Electric installation includes carrying out the solar cell panel assembly of photovoltaic generation for accepting sunlight, is used for collecting described solar energy The photovoltaic generation access case of battery panel components generated energy, the unidirectional current for exporting described solar cell panel assembly are converted to The photovoltaic inversion device of alternating current, for controlling described photovoltaic inversion device and exporting the micro-capacitance sensor distribution of stable alternating current Case.
3. a kind of full automatic solar according to claim 1 power drip irrigation system it is characterised in that: described distributed Fill pipeline and include main, the hollow billet for drip irrigation and the arm for connecting described hollow billet and main, described hollow billet is provided with Some water droppers, described arm is many sections of splicing constructions and includes some bodys, some connectors and some four-ways, described body it Between be connected with each other by described connector or four-way, the both end of which of described four-way is used for connecting described body, described four-way In addition two ends are used for connecting described hollow billet.
4. a kind of full automatic solar according to claim 1 power drip irrigation system it is characterised in that: described drip irrigation supplies water It is additionally provided with cistern and connect guide pillar for the vertical lifting connecting described cistern liquid level floating block, with making described lifting connect Guide pillar keeps vertical guide pillar lifting guide pin bushing, and the lower end that described lifting connects guide pillar connects described cistern liquid level floating block, described The upper end that lifting connects guide pillar is provided with horizontal lifting connecting rod, and described irrigation water receiving flexible pipe is used for connecting described distributed drip irrigation pipe The one end on road is fixedly installed on the lower end of vertical lifting connecting rod, and the upper end of described vertical lifting connecting rod connects described horizontal lifting even Bar.
5. a kind of full automatic solar according to claim 4 power drip irrigation system it is characterised in that: described horizontal lifting It is provided with connecting rod for fixing described vertical lifting connecting rod and being used for adjusting described vertical lifting connecting rod lower end and described drip irrigation The altitude mixture control mounting seat of the difference in height of liquid level in water supply cistern.
6. a kind of full automatic solar according to claim 1 power drip irrigation system it is characterised in that: also include for controlling Make the automatic dripping irrigation control device of described distributed drip irrigation pipeline operation, described automatic dripping irrigation control device is included for sensing prison Survey the soil moisture probe of soil moisture, be arranged on described main and the pipeline electromagnetic control positioned at all described arm upstreams Valve processed and connect described soil moisture probe and described pipeline electromagnetic control valve automatically control process chip.
CN201610758865.3A 2016-08-30 2016-08-30 Full-automatic solar-powered drip irrigation system Withdrawn CN106358998A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107743832A (en) * 2017-04-06 2018-03-02 许明东 Farmland shallow embedding formula drip irrigation and ditch ridge crop rotation overlay film bow film implantation methods
CN109463178A (en) * 2017-09-07 2019-03-15 佛山市林业科学研究所 A kind of sowing of solar energy, the dual-purpose equipment for breeding of cuttage

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101692783A (en) * 2009-09-25 2010-04-14 李茂程 Large-scale water-saving irrigation network with solar photovoltaic driving and GPRS wireless communication monitoring
CN203206858U (en) * 2013-05-09 2013-09-25 郭艾 Full-automatic solar drip irrigation device
CN103828696A (en) * 2014-03-27 2014-06-04 中国农业大学 Solar pumped storage intelligent dripping irrigation system
CN203633271U (en) * 2013-12-11 2014-06-11 陕西大禹节水设备工程有限责任公司 Solar energy water lifting drip irrigation system
CN204860408U (en) * 2015-07-30 2015-12-16 新疆农业科学院土壤肥料与农业节水研究所 Utilize micro - irrigation equipment of solar drive

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101692783A (en) * 2009-09-25 2010-04-14 李茂程 Large-scale water-saving irrigation network with solar photovoltaic driving and GPRS wireless communication monitoring
CN203206858U (en) * 2013-05-09 2013-09-25 郭艾 Full-automatic solar drip irrigation device
CN203633271U (en) * 2013-12-11 2014-06-11 陕西大禹节水设备工程有限责任公司 Solar energy water lifting drip irrigation system
CN103828696A (en) * 2014-03-27 2014-06-04 中国农业大学 Solar pumped storage intelligent dripping irrigation system
CN204860408U (en) * 2015-07-30 2015-12-16 新疆农业科学院土壤肥料与农业节水研究所 Utilize micro - irrigation equipment of solar drive

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107743832A (en) * 2017-04-06 2018-03-02 许明东 Farmland shallow embedding formula drip irrigation and ditch ridge crop rotation overlay film bow film implantation methods
CN109463178A (en) * 2017-09-07 2019-03-15 佛山市林业科学研究所 A kind of sowing of solar energy, the dual-purpose equipment for breeding of cuttage

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Application publication date: 20170201