CN108323414A - A kind of independent drip irrigation appliance based on desert or Gobi Region plant water requirement - Google Patents

A kind of independent drip irrigation appliance based on desert or Gobi Region plant water requirement Download PDF

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Publication number
CN108323414A
CN108323414A CN201810265679.5A CN201810265679A CN108323414A CN 108323414 A CN108323414 A CN 108323414A CN 201810265679 A CN201810265679 A CN 201810265679A CN 108323414 A CN108323414 A CN 108323414A
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CN
China
Prior art keywords
water
plant
outlet pipe
desert
butt
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Pending
Application number
CN201810265679.5A
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Chinese (zh)
Inventor
朱毕生
曹文洪
刘孝盈
张晓明
王志述
刘春晶
王向东
关见朝
赵阳
刘冰
殷小琳
成晨
胡海华
杜鹏飞
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China Institute of Water Resources and Hydropower Research
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China Institute of Water Resources and Hydropower Research
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Application filed by China Institute of Water Resources and Hydropower Research filed Critical China Institute of Water Resources and Hydropower Research
Priority to CN201810265679.5A priority Critical patent/CN108323414A/en
Publication of CN108323414A publication Critical patent/CN108323414A/en
Pending legal-status Critical Current

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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
    • 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
    • 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

Abstract

The invention discloses a kind of independent drip irrigation appliance based on desert or Gobi Region plant water requirement, including water butt and outlet pipe, outlet pipe is set to the lower part of water butt, and one plant of plant of an outlet pipe pair carries out trickle irrigation, and the flow velocity of every outlet pipe is 0.13L/h;The moisture storage capacity of water butt >=average each plant growth period yearly water consumption × 1m2× trickle irrigation plant strain number.The present invention can be detached from artificial independent work 1 year, meet the water requirement of the entire Growing season of plant, it is not necessarily to artificial inspection water during this period and pours water repeatedly, and cost from water head site laying water pipes is eliminated, therefore the serious desert of and water shortage wide to region or Gobi Region have very strong practicability.

Description

A kind of independent drip irrigation appliance based on desert or Gobi Region plant water requirement
Technical field
The present invention relates to desert or the plant irrigation technical fields of Gobi Region, more particularly to one kind being based on desert or gobi The independent drip irrigation appliance of regional plant water requirement.
Background technology
Trickle irrigation is preferably a kind of irrigation method of water-saving result in the world today.Trickle irrigation is led to according to crop water requirement Cross low pressure pipeline system and the water dropper on the final stage pipeline, by water slowly, uniformly, it is appropriate, be accurately delivered directly to work Soil surface, infiltration near object root arrive root system most developed region, to keep the soil conservation of root system behaviour area most preferably aqueous State, meet crop needs water requirement.Compared with traditional furrow irrigation, flood irrigation mode, trickle irrigation has water-saving, saving of labor, keeps soil The advantages that structure, reduction nutrient loss.
Currently, including mainly that nonirrigated farmland drop is supported in semiarid zone using the rain that small water source carries out using more universal drip irrigation technique Fill supplementary irrigation technology, industrialized agriculture fruits and vegetables plantation low-pressure drip irrigation technology, the higher thin planting drilling industrial crops of economic value (such as: Tobacco etc.) and fruit tree drip irrigation technique, large area cotton field drip irrigation under film etc..These drip irrigation techniques are mostly proximate to water head site and take Water or laying water pipes water intaking, therefore there are stronger limitation in this and water shortage serious desert or Gobi Region wide to region Property.
In the prior art, trickle irrigation can be carried out to plant by a kind of mancarried device of Field simulation underground drip irrigation.Such as Shown in Fig. 1, the primary structure of the mancarried device of this Field simulation underground drip irrigation includes snorkel 1, container bottle 2, level meter 3, water inlet pipe 4, filter screen 5, inlet valve 6, outlet pipe 7, outlet valve 8, current meter 9, pallet 10, hydraulic lifting arm 11, lifting control Device 12, lifting rocking handle 13, A-frame 14, aqueduct 15 and water-dropper 16 processed.The snorkel 1 is inserted perpendicularly into container bottle 2, And the bottom of snorkel 1 is not contacted with container bottle 2, is in vacant state;The water inlet pipe 4 is connected to container bottle 2, and is intake Pipe 4 is equipped with filter screen 5 and inlet valve 6;The bottom of container bottle 2 is equipped with outlet pipe 7, and outlet pipe 7 is equipped with 8 He of outlet valve Current meter 9, and 15 one end of aqueduct is connected to current meter 9, the other end is connected to water-dropper 16;The bottom end of the elevating lever 11 is solid It is scheduled on A-frame 14, and the top of the elevating lever 11 is provided with the pallet 10 equipped with level meter 3, the container bottle 2 is put It sets on pallet 10;Lifting controller 12 is additionally provided on the elevating lever 11, and lifting controller 12 is equipped with lifting rocking handle 13.The container bottle 2 is the cylinder being made of clear material, and indicates scale in vertical direction on the cylinder, is used for Water level is observed when device operation and calculates irrigation quantity;It can be by the flow velocity of design in the amount of capacity design theory of container bottle 2 (1.25L/h) lasting about 20h or more that supplies water.Scale is indicated in vertical direction on the elevating lever 11, is adjusted by lifting rocking handle 13 The adjustable height for saving elevating lever 11 can control 7 flow velocity of outlet pipe, and it is 30~200cm that altitude range, which is adjusted, in elevating lever 11, adjustable Flow control speed ranging from 0.5~3.0L/h, when operation, the height by adjusting elevating lever 11 can make the reading of current meter 9 in advance The flow velocity of design is consistent.The mancarried device of this Field simulation underground drip irrigation although may be implemented under the conditions of undisturbed soil it is accurate, Easy control flow or flow velocity, but the capacity of container bottle 2 is not according to the specific ecological condition in region and specified plant water requirement Specific design is done, is had in practical applications compared with big limitation.
Invention content
For above-mentioned shortcoming in the prior art, the present invention provides one kind to be needed based on desert or Gobi Region plant The independent drip irrigation appliance of water, can be detached from artificial independent work 1 year, meet the water requirement of the entire Growing season of plant, during this period It water and pours water repeatedly without manually patrolling, and eliminates the cost from water head site laying water pipes, therefore is wide to region The serious desert of wealthy and water shortage or Gobi Region have very strong practicability.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of independent drip irrigation appliance based on desert or Gobi Region plant water requirement, including water butt and outlet pipe, go out Water pipe is set to the lower part of water butt, and one plant of plant of an outlet pipe pair carries out trickle irrigation, and the flow velocity of every outlet pipe is 0.13L/h;The moisture storage capacity of water butt >=average each plant growth period yearly water consumption × 1m2× trickle irrigation plant strain number.
Preferably, four outlet pipes are respectively arranged on the lower part of water butt, and one plant of plant of every outlet pipe pair is dripped It fills;In desert or Gobi Region, the average each plant growth period yearly water consumption is 1300mm, then the moisture storage capacity of water butt is extremely It is 5.2m less3, the flow velocity of every outlet pipe is 0.13L/h.
Preferably, the water butt is hydrostatic column, and bottom surface radius of circle is 0.75m, a height of 2.9m, volume 5.2m3;Four Root outlet pipe is distributed in the circumferential direction of the water butt.
Preferably, the outlet pipe is equipped with control valve and flow rate controller;Start in plant growth season every year, opens control Valve processed, and terminate then closing control valve in plant growth season every year;Every outlet pipe passes through flow rate controller coutroi velocity.
Preferably, one end that the outlet pipe is connect with water butt is equipped with strainer for filtering sundries, and the water outlet The other end of pipe is connect with water dropper;Where the water dropper embedment plant root in soil, and it is equipped with and prevents in the water outlet of water dropper Block strainer.
Preferably, the top of the water butt is equipped with water inlet, and dismountable bung is equipped on water inlet.
Preferably, the top of the water butt is equipped with snorkel;Snorkel stretches into water butt, and with water storage bottom of the barrel It does not contact, is in vacant state.
Preferably, the water butt is set on holder, and the holder is equipped with for water butt to be adjusted to water Flat adjusting rod.
As seen from the above technical solution provided by the invention, provided by the invention to be based on desert or Gobi Region plant The independent drip irrigation appliance of water requirement calculates the water storage of water butt with desert or Gobi Region individual plants growth period yearly water consumption Amount, and control the when of starting in annual plant growth season and start trickle irrigation, an outlet pipe only carries out trickle irrigation to one plant of plant, and every goes out The flow velocity of water pipe is 0.13L/h, to meet the water requirement of the entire Growing season of institute trickle irrigation plant, ensures desert or dagger-axe Wall regional plant can normal growth, and be not necessarily to artificial inspection water during this period and pour water repeatedly, artificial independence can be detached from Water storage, supplying drip irrigation, while the cost from water head site laying water pipes is eliminated, therefore and water shortage wide to region is serious Desert or Gobi Region have very strong practicability.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this For the those of ordinary skill in field, without creative efforts, other are can also be obtained according to these attached drawings Attached drawing.
Fig. 1 is the structural schematic diagram of the mancarried device of Field simulation underground drip irrigation in the prior art.
Fig. 2 is the structural schematic diagram provided by the invention based on desert or Gobi Region plant water requirement independence drip irrigation appliance One.
Fig. 3 is the structural schematic diagram provided by the invention based on desert or Gobi Region plant water requirement independence drip irrigation appliance Two.
Fig. 4 is the use signal provided by the invention based on desert or Gobi Region plant water requirement independence drip irrigation appliance Figure.
In Fig. 2 to Fig. 4, A1-water butt, A2-water inlet, A3-snorkel, A4-strainer, A5-outlet pipe, A6-control valve, A7-flow rate controller, A8-holder, A9-water dropper.
Specific implementation mode
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete Ground describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this The embodiment of invention, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, belongs to protection scope of the present invention.
It is carried out below based on desert or Gobi Region plant water requirement independence drip irrigation appliance to provided by the present invention detailed Description.The content not being described in detail in the embodiment of the present invention belongs to the prior art well known to professional and technical personnel in the field.
As shown in Figures 2 and 3, a kind of to be based on desert or Gobi Region plant water requirement independence drip irrigation appliance, for famine Unconcerned or Gobi Region plant carries out trickle irrigation, and concrete structure includes water butt A1 and outlet pipe A5;Outlet pipe A5 is set to water butt The lower part of A1, and A5 pairs of one plant of plant of an outlet pipe carries out trickle irrigation, and the flow velocity of every outlet pipe A5 is 0.13L/h;Water storage The moisture storage capacity of bucket A1 >=average each plant growth period yearly water consumption × 1m2× trickle irrigation plant strain number.
Specifically, should may include following embodiment party based on desert or Gobi Region plant water requirement independence drip irrigation appliance Case:
(1) volume of single water butt A1 and moisture storage capacity can be adjusted according to the variation of the type and quantity of trickle irrigation plant. It is as shown in table 1 below in the water requirement of the different age of trees in the several frequently seen tree kind of desert or Gobi Region:
Table 1
If as shown in figure 4, each A1 pairs of four plants of plant trickle irrigations of water butt, and this four plants of plants are respectively that one plant of young age is new Boundary poplar, age Largeleaf Chinese Ash, one plant of ripe common elm and one plant of young age common elm in one plant, then being counted according to data in table 1 It calculates, the average each plant growth period yearly water consumption of this four plants plants can be:(640+750+1310+660) ÷ 4=840mm. Desert or Gobi Region, if being that 1300mm is calculated according to each plant growth period yearly water consumption, the moisture storage capacity of water butt A1 ≥1300mm×1m2× trickle irrigation plant strain number, and the number of outlet pipe A5 adjusts, one also with the variation of trickle irrigation plant quantity Root outlet pipe A5 only carries out trickle irrigation to one plant of plant, and the flow velocity of every outlet pipe A5 is 0.13L/h, then desert or dagger-axe should be based on Wall regional plant water requirement independence drip irrigation appliance can be detached from artificial independent work 1 year, and meet the entire Growing season of plant needs water Amount is not necessarily to artificial inspection water and pours water repeatedly during this period.In practical applications, it should be needed based on desert or Gobi Region plant For water independence drip irrigation appliance preferably while carrying out trickle irrigation to four plants of desertes or Gobi Region plant, water butt A1 is preferably bottom surface circle Radius 0.75m, high 2.9m, volume 5.2m3Hydrostatic column, four outlet pipe A5 are preferably distributed on the circle of the lower parts water butt A1 Zhou Shang, and A5 pairs of one plant of plant of every outlet pipe carries out trickle irrigation, and the flow velocity of every outlet pipe A5 is 0.13L/h, according to every plant Vegetation period yearly water consumption is that 1300mm is calculated, and the moisture storage capacity of water butt A1 is favorably at least 5.2m3, this not only makes this Device can be detached from artificial independent work 1 year, meet four plants of desertes or the water requirement of the entire Growing season of Gobi Region plant, It is not necessarily to artificial inspection water during this and pours water repeatedly, and the volume of this water butt A1 and the number of outlet pipe A5 not only make The installation of the device and dress water are more convenient, will not cause to block to surrounding plants, additionally it is possible to efficiently use water butt A1's Meanwhile the deviation between water butt A1 inner storing waters amount and plant actual used water amount is reduced as possible.
(2) top of water butt A1 be equipped with water inlet A 2, start in annual plant growth season can by the water inlet A 2 to Injection meets the water requirement in plant growth season in water butt A1.It is equipped with dismountable bung in water inlet A 2, thus prevents Sundries is fallen into water butt A1, such as:Bung can be fixed together by rotating screw thread with water butt A1.
(3) top of water butt A1 is equipped with snorkel A3;Snorkel A3 is inserted perpendicularly into water butt A1, and and water butt The bottoms A1 do not contact, and are in vacant state.
(4) water butt A1 is set on square set A8, and the holder A8 is equipped with for by the adjusting of water butt A1 To horizontal adjusting rod, so as to which water butt A1 is adjusted to level according to landform.
(5) one end that outlet pipe A5 is connect with water butt A1 is equipped with the strainer A4 for filtering sundries, miscellaneous so as to prevent Object enters outlet pipe A5, results in blockage.Outlet pipe A5 is equipped with control valve A6 and flow rate controller A7;It opens in plant growth season every year Begin then opening controlling valve A6, and terminates then closing control valve A6 plant growth seasons every year;Every outlet pipe A5 passes through flow control Instrument A7 coutroi velocities are 0.13L/h.The water outlet of the outlet pipe A5 is connect with water dropper A9, and the water dropper A9 is embedded to plant roots Where portion in soil, and anti-clogging strainer A4 is equipped in the water outlet of water dropper A9.
Further, inventor has found in the research to desert or Gobi Region vegetation period water requirement, if With desert or Gobi Region individual plants growth period (the 4-10 months) water requirement average value for 1300mm/ plants of years over calculate independent drop The moisture storage capacity of water butt in filling device, and control the when of starting in annual plant growth season and start trickle irrigation, an outlet pipe A5 is only right One plant of plant carries out trickle irrigation, and the flow velocity of every outlet pipe A5 is 0.13L/h, then the independent drip irrigation appliance can not only meet institute The water requirement of the entire Growing season of trickle irrigation plant, ensure desert or Gobi Region plant can normal growth, and during this period without The water that need to manually patrol and pour water repeatedly, artificial independent water storage, supplying drip irrigation can be detached from, at the same eliminate be laid with from water head site it is defeated The cost of waterpipe, at the end of desert or Gobi Region plant growth season, the water in independent drip irrigation appliance in water butt is just It uses up, therefore the serious desert of and water shortage wide to region or Gobi Region have very strong practicability.
To sum up, the embodiment of the present invention can be detached from artificial independent work 1 year, and meet the entire Growing season of plant needs water Amount is not necessarily to artificial inspection water and pours water repeatedly, and eliminates the cost from water head site laying water pipes during this period, because This and water shortage serious desert wide to region or Gobi Region have very strong practicability.
In order to more clearly from show technical solution provided by the present invention and generated technique effect, below with tool The independent drip irrigation appliance provided by the present invention based on desert or Gobi Region plant water requirement is described in detail in body embodiment.
Embodiment 1
As shown in Figures 2 and 3, a kind of to be based on desert or Gobi Region plant water requirement independence drip irrigation appliance, for simultaneously Trickle irrigation is carried out to four plants of desertes or Gobi Region plant, concrete structure includes:Water butt A1, snorkel A3, strainer A4, water outlet Pipe A5, control valve A6, flow rate controller A7, holder A8 and water dropper A9.Water butt A1 and outlet pipe A5;Water butt A1 is bottom surface circle Radius 0.75m, high 2.9m, volume 5.2m3Hydrostatic column, four outlet pipe A5 are distributed on the circumference of the lower parts water butt A1 On, and every outlet pipe A5 only carries out trickle irrigation to one plant of plant, and each plant keeps corresponding outlet pipe A5 different, every The flow velocity of outlet pipe A5 is 0.13L/h, is that 1300mm is calculated according to each plant growth period yearly water consumption, water butt A1's Moisture storage capacity is at least 5.2m3
Wherein, it should may include following embodiments based on desert or Gobi Region plant water requirement independence drip irrigation appliance:
(1) top of water butt A1 be equipped with water inlet A 2, start in annual plant growth season can by the water inlet A 2 to Injection meets the water requirement in plant growth season in water butt A1.Bung is equipped in water inlet A 2, bung can be by rotating screw thread It is fixed together with water butt A1, sundries is thus prevented to fall into water butt A1.
(2) top of water butt A1 is equipped with snorkel A3;Snorkel A3 is inserted perpendicularly into water butt A1, and and water butt The bottoms A1 do not contact, and are in vacant state.
(3) water butt A1 is set on square set A8, and the holder A8 is equipped with for by the adjusting of water butt A1 To horizontal adjusting rod, so as to which water butt A1 is adjusted to level according to landform.
(4) one end that outlet pipe A5 is connect with water butt A1 is equipped with the strainer A4 for filtering sundries, miscellaneous so as to prevent Object enters outlet pipe A5, results in blockage.Outlet pipe A5 is equipped with control valve A6 and flow rate controller A7;It opens in plant growth season every year Begin then opening controlling valve A6, and terminates then closing control valve A6 plant growth seasons every year;Every outlet pipe A5 passes through flow control Instrument A7 coutroi velocities are 0.13L/h.The water outlet of the outlet pipe A5 is connect with water dropper A9, and the water dropper A9 is embedded to plant roots Where portion in soil, and anti-clogging strainer A4 is equipped in the water outlet of water dropper A9.
It specifically, should be based on desert or Gobi Region plant water requirement independence drip irrigation appliance with desert or Gobi Region single plant Vegetation period water requirement is 1300mm/ plants of years, has calculated the storage for four plants of desertes or Gobi Region plant progress trickle irrigation The moisture storage capacity of bucket A1 is at least 5.2m3, and control the when of starting in annual plant growth season and start trickle irrigation, an outlet pipe A5 is only Trickle irrigation is carried out to one plant of plant, the flow velocity of every outlet pipe A5 is 0.13L/h, to meet this four plants of desertes or dagger-axe The water requirement of the entire Growing season of wall regional plant, ensure this four plants of desertes or Gobi Region plant can normal growth, Er Qie It is not necessarily to artificial inspection water during this and pours water repeatedly, artificial independent water storage, supplying drip irrigation can be detached from, while eliminating from water source The cost of ground laying water pipes;In addition, the volume of this water butt A1 and the number of outlet pipe A5 not only make the peace of the device Dress and dress water are more convenient, will not cause to block to surrounding plants, additionally it is possible to while efficiently using water butt A1, drop as possible Deviation between low water butt A1 inner storing waters amount and plant actual used water amount.
To sum up, the embodiment of the present invention can be detached from artificial independent work 1 year, and meet the entire Growing season of plant needs water Amount is not necessarily to artificial inspection water and pours water repeatedly, and eliminates the cost from water head site laying water pipes during this period, because This and water shortage serious desert wide to region or Gobi Region have very strong practicability.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art is in the technical scope of present disclosure, the change or replacement that can be readily occurred in, It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims Subject to enclosing.

Claims (8)

1. a kind of independent drip irrigation appliance based on desert or Gobi Region plant water requirement, including water butt and outlet pipe, special Sign is that outlet pipe is set to the lower part of water butt, and one plant of plant of an outlet pipe pair carries out trickle irrigation, the stream of every outlet pipe Speed is 0.13L/h;The moisture storage capacity of water butt >=average each plant growth period yearly water consumption × 1m2× trickle irrigation plant strain number.
2. the independent drip irrigation appliance according to claim 1 based on desert or Gobi Region plant water requirement, feature exist In four outlet pipes are respectively arranged on the lower part of water butt, and one plant of plant of every outlet pipe pair carries out trickle irrigation;In desert or dagger-axe Wall area, the average each plant growth period yearly water consumption is 1300mm, then the moisture storage capacity of water butt is at least 5.2m3, often The flow velocity of root outlet pipe is 0.13L/h.
3. the independent drip irrigation appliance according to claim 2 based on desert or Gobi Region plant water requirement, feature exist In the water butt is hydrostatic column, and bottom surface radius of circle is 0.75m, a height of 2.9m, volume 5.2m3;Four outlet pipes are uniformly distributed In the circumferential direction of the water butt.
4. according to any one of claim 1 to 3 filled based on the independent trickle irrigation of desert or Gobi Region plant water requirement It sets, which is characterized in that the outlet pipe is equipped with control valve and flow rate controller;Start in plant growth season every year, opens control Valve, and terminate then closing control valve in plant growth season every year;Every outlet pipe passes through flow rate controller coutroi velocity.
5. according to any one of claim 1 to 3 filled based on the independent trickle irrigation of desert or Gobi Region plant water requirement It sets, which is characterized in that one end that the outlet pipe is connect with water butt is equipped with strainer for filtering sundries, and the outlet pipe The other end connect with water dropper;Where the water dropper embedment plant root in soil, and in the water outlet of water dropper equipped with anti-blocking Fill in strainer.
6. according to any one of claim 1 to 3 filled based on the independent trickle irrigation of desert or Gobi Region plant water requirement It sets, which is characterized in that the top of the water butt is equipped with water inlet, and dismountable bung is equipped on water inlet.
7. according to any one of claim 1 to 3 filled based on the independent trickle irrigation of desert or Gobi Region plant water requirement It sets, which is characterized in that the top of the water butt is equipped with snorkel;Snorkel stretches into water butt, and with water storage bottom of the barrel It does not contact, is in vacant state.
8. according to any one of claim 1 to 3 filled based on the independent trickle irrigation of desert or Gobi Region plant water requirement It sets, which is characterized in that the water butt is set on holder, and the holder is equipped with for water butt to be adjusted to level Adjusting rod.
CN201810265679.5A 2018-03-28 2018-03-28 A kind of independent drip irrigation appliance based on desert or Gobi Region plant water requirement Pending CN108323414A (en)

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