CN106500760A - A kind of mulch film environment monitoring device - Google Patents
A kind of mulch film environment monitoring device Download PDFInfo
- Publication number
- CN106500760A CN106500760A CN201610886861.3A CN201610886861A CN106500760A CN 106500760 A CN106500760 A CN 106500760A CN 201610886861 A CN201610886861 A CN 201610886861A CN 106500760 A CN106500760 A CN 106500760A
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- China
- Prior art keywords
- mulch film
- sensor
- carbon dioxide
- monitoring device
- bluetooth
- 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.)
- Pending
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- 239000002362 mulch Substances 0.000 title claims abstract description 52
- 238000012806 monitoring device Methods 0.000 title claims abstract description 22
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 96
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 48
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 48
- 238000012544 monitoring process Methods 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000007613 environmental effect Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 4
- 229910001416 lithium ion Inorganic materials 0.000 claims description 4
- 239000010408 film Substances 0.000 description 38
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 9
- 239000004408 titanium dioxide Substances 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 241001062009 Indigofera Species 0.000 description 2
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007643 Phytolacca americana Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- -1 also has green Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/004—CO or CO2
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D11/00—Control of flow ratio
- G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/8466—Investigation of vegetal material, e.g. leaves, plants, fruits
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Automation & Control Theory (AREA)
- Greenhouses (AREA)
Abstract
The present invention relates to a kind of monitoring device，Specially a kind of mulch film environment monitoring device，Including monitoring means and display unit，The monitoring means include pile、Temperature sensor、Humidity sensor、Carbon dioxide sensor、Photographic head、Intervalometer、Bluetooth sending module and the first power supply，The display unit includes shell、Bluetooth receptions module、Processor、Digital display meter、Display screen and second source，The present invention passes through to arrange monitoring means in mulch film，Using temperature sensor、Humidity sensor、Carbon dioxide sensor detects the temperature in mulch film respectively、Humidity and gas concentration lwevel，And the processor through Bluetooth transmission to display unit，The converted computing of processor is embodied in data on digital display meter，Can be with the clear and intuitive environmental data understood in mulch film，It is used for the startup for controlling photographic head by the intervalometer on monitoring means，Can be with the growing state of crops in routine observation mulch film.
Description
Technical field
The present invention relates to a kind of monitoring device, specially a kind of mulch film environment monitoring device.
Background technology
Covered ground thin film, typically transparent or black PE thin film, also has green, silver thin film, for covered ground, to carry
The high soil moisture, keeps soil moisture, maintains Soil structure, the disease for preventing pest attacks crop and certain micro-organisms from causing
Deng the function of promotion plant growing.
After crops covering with ground sheeting, need often to poke mulch film to detect ground temperature in the shed, humidity, one affecting mulch film
Coverage effect, two to carry out efficiency very low, and detection is inconvenient.
Content of the invention
In view of this, the present invention provides a kind of mulch film environment monitoring device, and the present invention is single by arranging monitoring in mulch film
Unit, detects temperature in mulch film, humidity and titanium dioxide respectively using temperature sensor, humidity sensor, carbon dioxide sensor
Concentration of carbon, and the processor through Bluetooth transmission to display unit, the converted computing of processor are embodied in digital display meter data
On, can be used for controlling photographic head by the intervalometer on monitoring means with the clear and intuitive environmental data understood in mulch film
Start, management personnel can be easy to manage with the growing state of crops in routine observation mulch film.
To achieve these goals, the present invention is employed the following technical solutions：
A kind of mulch film environment monitoring device, including monitoring means and display unit, the monitoring means include pile, temperature
Sensor, humidity sensor, carbon dioxide sensor, photographic head, intervalometer, bluetooth sending module and the first power supply, described aobvious
Show that unit includes shell, Bluetooth receptions module, processor, digital display meter, display screen and second source, the pile bottom is circular cone
Shape, for cylindric, the pile top is provided with temperature sensor, humidity sensor, carbon dioxide sensor on top, described takes the photograph
As head is arranged on the side on pile top, the pile is internally provided with intervalometer, bluetooth sending module and the first power supply, described
Temperature sensor, humidity sensor, carbon dioxide sensor, photographic head, intervalometer, bluetooth sending module and the first power supply difference
Electrical connection, the temperature sensor, humidity sensor, carbon dioxide sensor, photographic head and bluetooth sending module are electrically connected respectively
Connect, the photographic head is electrically connected with intervalometer, on the shell, be provided with digital display meter and display screen, the inside the shell is provided with indigo plant
Tooth receiver module, processor and second source, the Bluetooth receptions module, processor, digital display meter, display screen and second source point
Do not electrically connect, the digital display meter, display screen and processor are electrically connected, the monitoring means are connected with display unit Bluetooth communication
Connect and transmission data.
Further, the pile bottom 3～8cm higher than top.
Further, the photographic head is provided with two, and symmetrical expression is arranged on pile upper side.
Further, first power supply is built-in replaceable battery.
Further, the digital display meter is LCD digital display meters, for displays temperature sensor, humidity sensor, carbon dioxide
The detection data of sensor,
Further, the second source is lithium ion battery.
As a further improvement on the present invention, a kind of mulch film environment monitoring device also includes the titanium dioxide being separately provided
Carbon generator, the carbon-dioxide generator are arranged in mulch film, and the carbon-dioxide generator and carbon dioxide sensor are logical
Letter connection, releases for the control carbon-dioxide generator automatic when carbon dioxide sensor detection gas concentration lwevel is too low
Put carbon dioxide.
The present invention operation principle be：The present invention is arranged on monitoring means in mulch film, and display unit is arranged on mulch film
Outward, in order to check environmental data in mulch film, earth's surface is inserted by bottom pile, temperature sensor, humidity sensor, two
Oxidation carbon sensor detects temperature in mulch film, humidity and gas concentration lwevel respectively, and through Bluetooth transmission to showing list
The processor of unit, the converted computing of processor are embodied in data on digital display meter, and the intervalometer on monitoring means is taken the photograph for control
As the startup of head, at interval of a period of time, such as set photographic head and start in each interval of one day ten minutes, reach when timer
After 24 hours, Timer Controlling photographic head start, photographic head work reach ten minutes after, Timer Controlling its be automatically switched off, take the photograph
As the shooting picture of head is shown to the display screen of display unit in real time by bluetooth module, check in mulch film in order to management personnel
The growing state of crops.
The invention has the beneficial effects as follows：The present invention passes through to arrange monitoring means in mulch film, using temperature sensor, humidity
Sensor, carbon dioxide sensor detect temperature in mulch film, humidity and gas concentration lwevel respectively, and through Bluetooth transmission
To the processor of display unit, the converted computing of processor is embodied in data on digital display meter, can be with clear and intuitive understanding ground
Environmental data in film, is used for the startup for controlling photographic head by the intervalometer on monitoring means, can be with routine observation mulch film
The growing state of crops, is easy to management personnel to manage；The present invention can be improve with replacing traditional mulch film environment measuring mode
Work efficiency.
Description of the drawings
Fig. 1 is the cross-sectional view of the monitoring means of the present invention；
Fig. 2 is the structural representation of the display unit of the present invention.
Specific embodiment
It is an object of the invention to provide a kind of mulch film environment monitoring device, the present invention is by arranging monitoring list in mulch film
Unit, detects temperature in mulch film, humidity and titanium dioxide respectively using temperature sensor, humidity sensor, carbon dioxide sensor
Concentration of carbon, and the processor through Bluetooth transmission to display unit, the converted computing of processor are embodied in digital display meter data
On, can be used for controlling photographic head by the intervalometer on monitoring means with the clear and intuitive environmental data understood in mulch film
Start, management personnel can be easy to manage with the growing state of crops in routine observation mulch film.
To achieve these goals, the present invention is employed the following technical solutions：
A kind of mulch film environment monitoring device, including monitoring means and display unit, the monitoring means include pile, temperature
Sensor, humidity sensor, carbon dioxide sensor, photographic head, intervalometer, bluetooth sending module and the first power supply, described aobvious
Show that unit includes shell, Bluetooth receptions module, processor, digital display meter, display screen and second source, the pile bottom is circular cone
Shape, for cylindric, the pile top is provided with temperature sensor, humidity sensor, carbon dioxide sensor on top, described takes the photograph
As head is arranged on the side on pile top, the pile is internally provided with intervalometer, bluetooth sending module and the first power supply, described
Temperature sensor, humidity sensor, carbon dioxide sensor, photographic head, intervalometer, bluetooth sending module and the first power supply difference
Electrical connection, the temperature sensor, humidity sensor, carbon dioxide sensor, photographic head and bluetooth sending module are electrically connected respectively
Connect, the photographic head is electrically connected with intervalometer, on the shell, be provided with digital display meter and display screen, the inside the shell is provided with indigo plant
Tooth receiver module, processor and second source, the Bluetooth receptions module, processor, digital display meter, display screen and second source point
Do not electrically connect, the digital display meter, display screen and processor are electrically connected, the monitoring means are connected with display unit Bluetooth communication
Connect and transmission data.
Further, the pile bottom 3～8cm higher than top.
Further, the photographic head is provided with two, and symmetrical expression is arranged on pile upper side.
Further, first power supply is built-in replaceable battery.
Further, the digital display meter is LCD digital display meters, for displays temperature sensor, humidity sensor, carbon dioxide
The detection data of sensor.
Further, the second source is lithium ion battery.
As a further improvement on the present invention, a kind of mulch film environment monitoring device also includes the titanium dioxide being separately provided
Carbon generator, the carbon-dioxide generator are arranged in mulch film, and the carbon-dioxide generator and carbon dioxide sensor are logical
Letter connection, releases for the control carbon-dioxide generator automatic when carbon dioxide sensor detection gas concentration lwevel is too low
Put carbon dioxide.
The present invention operation principle be：The present invention is arranged on monitoring means in mulch film, and display unit is arranged on mulch film
Outward, in order to check environmental data in mulch film, earth's surface is inserted by bottom pile, temperature sensor, humidity sensor, two
Oxidation carbon sensor detects temperature in mulch film, humidity and gas concentration lwevel respectively, and through Bluetooth transmission to showing list
The processor of unit, the converted computing of processor are embodied in data on digital display meter, and the intervalometer on monitoring means is taken the photograph for control
As the startup of head, at interval of a period of time, such as set photographic head and start in each interval of one day ten minutes, reach when timer
After 24 hours, Timer Controlling photographic head start, photographic head work reach ten minutes after, Timer Controlling its be automatically switched off, take the photograph
As the shooting picture of head is shown to the display screen of display unit in real time by bluetooth module, check in mulch film in order to management personnel
The growing state of crops.
In order that those skilled in the art are better understood from the technical scheme in the application, come below in conjunction with embodiment
Technical scheme is clearly and completely described, it is clear that described embodiment is only the part of the application
Embodiment, based on the application in embodiment, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment for obtaining, should all belong to the scope of the application protection.
As shown in Figure 1 and Figure 2, a kind of mulch film environment monitoring device, including monitoring means and display unit, the monitoring list
Unit includes pile 101, temperature sensor 102, humidity sensor 103, carbon dioxide sensor 104, photographic head 105, intervalometer
106th, bluetooth sending module 107 and the first power supply 108, the display unit include shell 201, Bluetooth receptions module 202, process
Device 203, digital display meter 204, display screen 205 and second source 206,101 bottom of the pile for coniform, top be cylindric,
101 top of the pile is provided with temperature sensor 102, humidity sensor 103, carbon dioxide sensor 104, the photographic head
105 sides for being arranged on 101 top of pile, the pile 101 are internally provided with intervalometer 106, bluetooth sending module 107 and
One power supply 108, the temperature sensor 102, humidity sensor 103, carbon dioxide sensor 104, photographic head 105, intervalometer
106th, bluetooth sending module 107 is electrically connected with the first power supply 108, the temperature sensor 102, humidity sensor 103, two
Oxidation carbon sensor 104, photographic head 105 are electrically connected with bluetooth sending module 107, the photographic head 105 and intervalometer 106
Electrical connection, is provided with digital display meter 204 and display screen 205, is provided with Bluetooth receptions mould in the shell 201 on the shell 201
Block 202, processor 203 and second source 206, the Bluetooth receptions module 202, processor 203, digital display meter 204, display screen
205 are electrically connected with second source 206, and the digital display meter 204, display screen 205 are electrically connected with processor 203, described
Monitoring means are connected with display unit Bluetooth communication and transmission data.
In the present embodiment, 101 bottom of the pile, 3～8cm higher than top.
In the present embodiment, the photographic head 105 is provided with two, and symmetrical expression is arranged on 101 upper side of pile.
In the present embodiment, first power supply 108 is built-in replaceable battery.
In the present embodiment, the digital display meter 204 is LCD digital display meters 204, passes for displays temperature sensor 102, humidity
Sensor 103, the detection data of carbon dioxide sensor 104.
In the present embodiment, the second source 206 is lithium ion battery.
In the present embodiment, a kind of mulch film environment monitoring device also includes the carbon-dioxide generator being separately provided
300 (not shown)s, the carbon-dioxide generator 300 are arranged in mulch film, the carbon-dioxide generator 300 and dioxy
Change carbon sensor 104 to communicate to connect, for controlling titanium dioxide when the detection gas concentration lwevel of carbon dioxide sensor 104 is too low
300 automatic of carbon generator discharges carbon dioxide.
The invention is not restricted to the details of above-mentioned one exemplary embodiment, and in the spirit or essential attributes without departing substantially from the present invention
In the case of, the present invention can be realized in other specific forms.Which point therefore, no matter from the point of view of, embodiment all should be seen
Work is exemplary, and is nonrestrictive, and those skilled in the art should be using description as an entirety, each embodiment
In technical scheme can also through appropriately combined, formed it will be appreciated by those skilled in the art that other embodiment, the present invention
Scope is by claims rather than described above is limited, it is intended that by fall claim equivalency implication
Include in the present invention with all changes in scope.
Claims (7)
1. a kind of mulch film environment monitoring device, including monitoring means and display unit, it is characterised in that the monitoring means include
Pile (101), temperature sensor (102), humidity sensor (103), carbon dioxide sensor (104), photographic head (105), fixed
When device (106), bluetooth sending module (107) and the first power supply (108), the display unit includes shell (201), Bluetooth receptions
Module (202), processor (203), digital display meter (204), display screen (205) and second source (206), under pile (101)
Portion is coniform, and top is cylindric, and pile (101) top is provided with temperature sensor (102), humidity sensor
(103), carbon dioxide sensor (104), photographic head (105) are arranged on the side on pile (101) top, the pile
(101) intervalometer (106), bluetooth sending module (107) and the first power supply (108), the temperature sensor are internally provided with
(102), humidity sensor (103), carbon dioxide sensor (104), photographic head (105), intervalometer (106), bluetooth send mould
Block (107) is electrically connected with the first power supply (108), temperature sensor (102), humidity sensor (103), carbon dioxide
Sensor (104), photographic head (105) are electrically connected with bluetooth sending module (107), photographic head (105) and intervalometer
(106) electrically connect, be provided with shell (201) in digital display meter (204) and display screen (205), shell (201) and arrange
There are Bluetooth receptions module (202), processor (203) and second source (206), Bluetooth receptions module (202), processor
(203), digital display meter (204), display screen (205) are electrically connected with second source (206), digital display meter (204), display screen
(205) it is electrically connected with processor (203), the monitoring means are connected with display unit Bluetooth communication and transmission data.
2. a kind of mulch film environment monitoring device according to claim 1, it is characterised in that pile (101) bottom ratio
High 3～the 8cm in top.
3. a kind of mulch film environment monitoring device according to claim 1, it is characterised in that described photographic head (105) are arranged
There are two, symmetrical expression is arranged on pile (101) upper side.
4. a kind of mulch film environment monitoring device according to claim 1, it is characterised in that the first power supply (108) are
Built-in replaceable battery.
5. a kind of mulch film environment monitoring device according to claim 1, it is characterised in that described digital display meter (204) are LCD
Digital display meter, for displays temperature sensor (102), humidity sensor (103), carbon dioxide sensor (104) detection data.
6. a kind of mulch film environment monitoring device according to claim 1, it is characterised in that second source (206) are
Lithium ion battery.
7. a kind of a kind of mulch film environment monitoring device according to claim 1, it is characterised in that mulch film environmental monitoring
Device also includes that the carbon-dioxide generator (300) being separately provided, carbon-dioxide generator (300) are arranged in mulch film,
Carbon-dioxide generator (300) and carbon dioxide sensor (104) are communicated to connect, in carbon dioxide sensor
(104) control carbon-dioxide generator (300) automatic release carbon dioxide when detection gas concentration lwevel is too low.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610886861.3A CN106500760A (en) | 2016-10-11 | 2016-10-11 | A kind of mulch film environment monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610886861.3A CN106500760A (en) | 2016-10-11 | 2016-10-11 | A kind of mulch film environment monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106500760A true CN106500760A (en) | 2017-03-15 |
Family
ID=58295111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610886861.3A Pending CN106500760A (en) | 2016-10-11 | 2016-10-11 | A kind of mulch film environment monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106500760A (en) |
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| US20150168594A1 (en) * | 2013-12-13 | 2015-06-18 | Cheng-Hung Chang | Extendable wireless soil measurement apparatus |
| CN204536323U (en) * | 2015-04-22 | 2015-08-05 | 三峡大学 | A kind of soil suction value on-site wireless measuring system based on Temperature Humidity Sensor |
| CN204578565U (en) * | 2015-03-05 | 2015-08-19 | 韩玉英 | A kind of ornamental plant supervising device based on Internet of Things |
| CN204613795U (en) * | 2015-05-25 | 2015-09-02 | 国麒光电科技（天津）有限公司 | A kind of soil fertility integrated management system based on mobile terminal |
| CN204831380U (en) * | 2015-08-11 | 2015-12-02 | 黄有全 | Soil temperature humidity measuring apparatus |
| CN205157062U (en) * | 2015-10-23 | 2016-04-13 | 云南省烟草农业科学研究院 | Agricultural plastic film temperature alarm |
| CN105699621A (en) * | 2016-01-11 | 2016-06-22 | 合肥师范学院 | Soil detection system based on network |
-
2016
- 2016-10-11 CN CN201610886861.3A patent/CN106500760A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150168594A1 (en) * | 2013-12-13 | 2015-06-18 | Cheng-Hung Chang | Extendable wireless soil measurement apparatus |
| CN204287175U (en) * | 2014-12-05 | 2015-04-22 | 杭州宏正工程监理咨询有限公司 | A kind of soil moisture content monitoring system |
| CN204313882U (en) * | 2014-12-23 | 2015-05-06 | 浙江农林大学 | A kind of soil multi-parameter measurer based on wireless sensor network |
| CN204578565U (en) * | 2015-03-05 | 2015-08-19 | 韩玉英 | A kind of ornamental plant supervising device based on Internet of Things |
| CN204536323U (en) * | 2015-04-22 | 2015-08-05 | 三峡大学 | A kind of soil suction value on-site wireless measuring system based on Temperature Humidity Sensor |
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Application publication date: 20170315 |