CN205506826U - Normal position monitoring devices of forest soil environmental factor carbon dioxide flux and volatility ammonia - Google Patents
Normal position monitoring devices of forest soil environmental factor carbon dioxide flux and volatility ammonia Download PDFInfo
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- CN205506826U CN205506826U CN201620341105.8U CN201620341105U CN205506826U CN 205506826 U CN205506826 U CN 205506826U CN 201620341105 U CN201620341105 U CN 201620341105U CN 205506826 U CN205506826 U CN 205506826U
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- soil
- carbon dioxide
- liquid crystal
- crystal display
- ammonia
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Abstract
The utility model provides a normal position monitoring devices that normal position monitoring devices of forest soil environmental factor carbon dioxide flux and volatility ammonia, it relates to a soil environment factor and gas. The utility model discloses an it does not have the device of simultaneous measurement forest soil environmental factor, carbon dioxide flux and volatility ammonia to solve prior art, can not investigate the problem of soil environmental factor to the influence of soil carbon dioxide flux and volatility ammonia. The device includes singlechip, soil temperature detector, soil moisture content detector, soil pH meter, gaseous collector lid, first intake pipe, first outlet duct, gaseous collector, second intake pipe, ammonia absorption bottle, carbon dioxide concentration analyzer gas outlet, carbon dioxide concentration analyzer, fixed baseplate, liquid seal draw -in groove, syringe needle filter, carbon dioxide concentration analyzer air inlet and circuit assembly. The utility model is suitable for a measure forest soil environmental factor, carbon dioxide flux and volatility ammonia.
Description
Technical field
This utility model relates to the in-situ monitoring device of a kind of soil environment factor and gas.
Background technology
Soil carbon dioxide is one of major gaseous component of soil air, be also air main greenhouse gas important sources or
Thesaurus.Soil carbon dioxide flux, as the important measure index on land Yu atmosphere interface greenhouse gases exchange capacity, reflects
Soil physics, chemistry, biological shapes and the mankind are to situations such as Soil Utilization, underground mineral resources, karst.
The factor affecting carbon dioxide flux size is the most, except deriving from soil microorganism and animal activity, root system of plant
Metabolism and carbonate, affected by soil physics environment such as the soil moisture, humidity and the soil textures simultaneously.
Nitrogenous fertilizer is the production material that in production of forestry, a class is common, can be discharged by decomposition, in certain time after being manured into soil
Interior crop continuously provides nitrogen, promotes plant growing.
NH in soil3Volatilization is the main path of loss of nitrogen fertilizer during production of forestry, accurately collects soil volatility nitrogen,
It is Rational Application nitrogenous fertilizer, the using effect grasping nitrogenous fertilizer, determines the fertilizer applications of science and improve the important base of utilization rate of nitrogen fertilizer
Plinth and foundation.
There is presently no and grasp soil NH continuously3The actual state of volatilization, existing collection and mensuration soil volatility ammonia
Method and apparatus be only capable of collecting short time or moment Ammonia valatilization amount, during not accounting for collecting for a long time, each factor is to ammonia
The impact that gas is collected, the especially temperature impact on Ammonia valatilization amount.
Therefore, at present, prior art measures the Forest Soil Environment factor, carbon dioxide flux and volatility ammonia the most simultaneously
Device, it is impossible to investigate soil environment factor on soil carbon dioxide flux and the impact of volatility ammonia.
Utility model content
The purpose of this utility model is intended to solve prior art and measures the Forest Soil Environment factor, carbon dioxide flux the most simultaneously
And the device of volatility ammonia, it is impossible to investigate soil environment factor to the impact of soil carbon dioxide flux and volatility ammonia
Problem, and a kind of Forest Soil Environment factor carbon dioxide flux and the in-situ monitoring device of volatility ammonia are provided.
The in-situ monitoring device of a kind of Forest Soil Environment factor carbon dioxide flux and volatility ammonia includes outside soil temperature
Degree liquid crystal display, outside soil moisture liquid crystal display, single-chip microcomputer, outside soil pH value liquid crystal display, internal soil
Earth range Mesophase Liquid Crystals display, inside and outside soil moisture liquid crystal display, internal soil pH value liquid crystal display, outside soil
Hygrosensor, outside soil moisture detector, outside soil pH meter, internal soil temperature probes, the internal soil water
Part detector, internal soil pH meter, gas collector lid, the first air inlet pipe, the first escape pipe, gas collector,
Second air inlet pipe, ammonia absorption bottle, Analysis of Carbon Dioxide Concentration instrument gas outlet, Analysis of Carbon Dioxide Concentration instrument, fixed pedestal,
Fluid-tight draw-in groove, syringe filters, Analysis of Carbon Dioxide Concentration instrument air inlet and circuit assembly；
Described fixed pedestal is the frame support of upper and lower opening, and the top of described fixed pedestal is provided with fluid-tight draw-in groove；Described
The hollow housing that gas collector is lower openings；The top of gas collector is provided with gas collector lid, gas collecting
The lower openings edge of device is placed in fluid-tight draw-in groove；
Described fluid-tight draw-in groove realizes gas collector lower seal for water filling；
One end of the first described air inlet pipe extend on the inside of described gas collector through described gas collector lid
End；The other end of the first air inlet pipe extend in the ammonia absorbing liquid in ammonia absorption bottle；
The first described air inlet pipe is provided with syringe filters；The described ammonia absorbing liquid in ammonia absorption bottle is arranged over first and goes out
Trachea, the first escape pipe passes ammonia absorption bottle；
Described Analysis of Carbon Dioxide Concentration instrument is provided with Analysis of Carbon Dioxide Concentration instrument gas outlet and Analysis of Carbon Dioxide Concentration
Instrument air inlet；
The lower end of described gas collector is connected with one end of the second air inlet pipe, the other end of the second air inlet pipe and titanium dioxide
Concentration of carbon analyser air inlet is connected；
Described circuit assembly include outside soil moisture liquid crystal display, outside soil moisture liquid crystal display, single-chip microcomputer,
Outside soil pH value liquid crystal display, internal soil moisture liquid crystal display, inside and outside soil moisture liquid crystal display and interior
Portion's soil pH value liquid crystal display；
Described inside soil temperature probes, internal soil moisture detector and internal soil pH meter are through gas collector
Lid, is arranged on the inside of gas collector, measures the soil moisture, soil moisture and soil pH within gas collector
Value；Described outside soil temperature probes, outside soil moisture detector and outside soil pH meter are arranged on gas collecting
The outside of device, measures the soil moisture, soil moisture and the soil pH value outside gas collector；
Described outside soil temperature probes, outside soil moisture detector, outside soil pH meter, the internal soil moisture
The signal output part of detector, internal soil moisture detector and internal soil pH meter respectively with the single-chip microcomputer in circuit assembly
The first signal input part, secondary signal input, the 3rd signal input part, the 4th signal input part, the 5th signal input
End is connected with the 6th signal input part；
First signal output part of described single-chip microcomputer, secondary signal outfan, the 3rd signal output part, the 4th signal output
End, the 5th signal output part and the 6th signal output part respectively with outside soil moisture liquid crystal display, outside soil moisture liquid
Crystal display, outside soil pH value liquid crystal display, internal soil moisture liquid crystal display, inside and outside soil moisture liquid crystal
Display is connected with the signal input part of internal soil pH value liquid crystal display.
Advantage of the present utility model:
One, this utility model uses be applicable to the forest of field, few to the interference of Soil structure situation, is under a kind of natural situation
In-site detecting, measure actual, timely；
Two, the data that this utility model measures are reliable, directly, quickly；
Three, this utility model simple in construction, easy to operate, it is possible to achieve automatically the gathering of the Forest Soil Environment factor, process,
Record and display, improve efficiency and precision；
Four, this utility model can reflect carbon dioxide flux and the volatility ammonia of Forest Soil Environment factor pair forest soil
Impact；
Five, the ammonia absorption bottle in this utility model is built with absorbing the sulfuric acid solution of ammonia, and the reaction of ammonia and acid, by one
The ammonia regularly volatilized in soil in the phase with ammonium salt (such as (NH4)2SO4Or NH4HSO4) form be collected and preserve.
Six, other escaping gases of soil row that in this utility model, acid in ammonia absorption bottle can cannot be collected by the first escape pipe
Go out, prevent collection device air pressure inside excessive, affect ammonia diffusion And Movement in receiving flask, it is ensured that this utility model can
Collect soil volatility ammonia continuously；
Seven, this utility model solves prior art and measures the Forest Soil Environment factor, carbon dioxide flux the most simultaneously and wave
Send out the device of property ammonia, it is impossible to investigate soil environment factor asking the impact of soil carbon dioxide flux and volatility ammonia
Topic.
This utility model is applicable to measure the Forest Soil Environment factor, carbon dioxide flux and volatility ammonia.
Accompanying drawing explanation
Fig. 1 is a kind of Forest Soil Environment factor carbon dioxide flux described in detailed description of the invention one and volatility ammonia
In-situ monitoring device.
Detailed description of the invention
Detailed description of the invention one: present embodiment is a kind of Forest Soil Environment factor carbon dioxide flux and volatility ammonia
In-situ monitoring device include outside soil moisture liquid crystal display 1, outside soil moisture liquid crystal display 2, single-chip microcomputer 3,
Outside soil pH value liquid crystal display 4, internal soil moisture liquid crystal display 5, inside and outside soil moisture liquid crystal display 6,
Internal soil pH value liquid crystal display 7, outside soil temperature probes 11, outside soil moisture detector 12, outside soil
Earth pH meter 13, internal soil temperature probes 14, internal soil moisture detector 15, internal soil pH meter 16, gas
Body harvester lid the 17, first air inlet pipe the 19, first escape pipe 20, gas collector the 21, second air inlet pipe 22, ammonia
Absorption bottle 23, Analysis of Carbon Dioxide Concentration instrument gas outlet 24, Analysis of Carbon Dioxide Concentration instrument 25, fixed pedestal 26, fluid-tight
Draw-in groove 27, syringe filters 28, Analysis of Carbon Dioxide Concentration instrument air inlet 29 and circuit assembly 30；
Described fixed pedestal 26 is the frame support of upper and lower opening, and the top of described fixed pedestal 26 is provided with fluid-tight draw-in groove
27；Described gas collector 21 is the hollow housing of lower openings；The top of gas collector 21 is provided with gas collector
Lid 17, the lower openings edge of gas collector 21 is placed in fluid-tight draw-in groove 27；
Described fluid-tight draw-in groove 27 realizes gas collector 21 lower seal for water filling；
One end of the first described air inlet pipe 19 extend into described gas collector 21 through described gas collector lid 17
Inner upper end；The other end of the first air inlet pipe 19 extend in the ammonia absorbing liquid in ammonia absorption bottle 23；
The first described air inlet pipe 19 is provided with syringe filters 28；Above the described ammonia absorbing liquid in ammonia absorption bottle 23
Being provided with the first escape pipe 20, the first escape pipe 20 passes ammonia absorption bottle 23；
Described Analysis of Carbon Dioxide Concentration instrument 25 is provided with Analysis of Carbon Dioxide Concentration instrument gas outlet 24 and gas concentration lwevel
Analyser air inlet 29；
The lower end of described gas collector 21 is connected with one end of the second air inlet pipe 22, another of the second air inlet pipe 22
End is connected with Analysis of Carbon Dioxide Concentration instrument air inlet 29；
Described circuit assembly 30 includes outside soil moisture liquid crystal display 1, outside soil moisture liquid crystal display 2, list
Sheet machine 3, outside soil pH value liquid crystal display 4, internal soil moisture liquid crystal display 5, inside and outside soil moisture liquid crystal
Display 6 and internal soil pH value liquid crystal display 7；
Described inside soil temperature probes 14, internal soil moisture detector 15 and internal soil pH meter 16 are through gas
Body harvester lid 17, is arranged on the inside of gas collector 21, measure the soil moisture within gas collector 21,
Soil moisture and soil pH value；Described outside soil temperature probes 11, outside soil moisture detector 12 and outside
Soil pH meter 13 is arranged on the outside of gas collector 21, measures the soil moisture outside gas collector 21, soil
Moisture content and soil pH value；
Described outside soil temperature probes 11, outside soil moisture detector 12, outside soil pH meter 13, inside
The signal output part of soil temperature probes 14, internal soil moisture detector 15 and internal soil pH meter 16 respectively with electricity
First signal input part of the single-chip microcomputer 3 in road assembly 30, secondary signal input, the 3rd signal input part, the 4th letter
Number input, the 5th signal input part and the 6th signal input part are connected；
First signal output part of described single-chip microcomputer 3, secondary signal outfan, the 3rd signal output part, the 4th signal are defeated
Go out end, the 5th signal output part and the 6th signal output part respectively with outside soil moisture liquid crystal display 1, the outside soil water
Part liquid crystal display 2, outside soil pH value liquid crystal display 4, internal soil moisture liquid crystal display 5, inside and outside soil
Moisture content liquid crystal display 6 is connected with the signal input part of internal soil pH value liquid crystal display 7.
Fig. 1 is a kind of Forest Soil Environment factor carbon dioxide flux described in detailed description of the invention one and volatility ammonia
In-situ monitoring device, in Fig. 1,1 is outside soil moisture liquid crystal display, and 2 is outside soil moisture liquid crystal display, 3
For single-chip microcomputer, 4 is outside soil pH value liquid crystal display, and 5 is internal soil moisture liquid crystal display, and 6 is inside and outside soil
Earth moisture content liquid crystal display, 7 is internal soil pH value liquid crystal display, and 8 is the first Bluetooth communication terminal, and 9 is the second indigo plant
Tooth communication terminal, 10 is computer, and 11 is outside soil temperature probes, and 12 is outside soil moisture detector, 13
For outside soil pH meter, 14 is internal soil temperature probes, and 15 is internal soil moisture detector, and 16 is internal soil
Earth pH meter, 17 is gas collector lid, and 18 is gas flowmeter, and 19 is the first air inlet pipe, and 20 is the first escape pipe,
21 is gas collector, and 22 is the second air inlet pipe, and 23 is ammonia absorption bottle, and 24 is Analysis of Carbon Dioxide Concentration instrument gas outlet,
25 is Analysis of Carbon Dioxide Concentration instrument, and 26 is fixed pedestal, and 27 is fluid-tight draw-in groove, and 28 is syringe filters, and 29 is two
Carbonoxide concentration analyzer air inlet, 30 is circuit assembly.
The advantage of present embodiment:
One, present embodiment uses be applicable to the forest of field, few to the interference of Soil structure situation, is under a kind of natural situation
In-site detecting, measure actual, timely；
Two, the data that present embodiment measures are reliable, directly, quickly；
Three, present embodiment simple in construction, easy to operate, it is possible to achieve automatically the gathering of the Forest Soil Environment factor, process,
Record and display, improve efficiency and precision；
Four, present embodiment can reflect carbon dioxide flux and the volatility ammonia of Forest Soil Environment factor pair forest soil
Impact；
Five, the ammonia absorption bottle 23 in present embodiment is built with absorbing the sulfuric acid solution of ammonia, the reaction of ammonia and acid, will
The ammonia volatilized in soil in regular period with ammonium salt (such as (NH4)2SO4Or NH4HSO4) form be collected and protect
Deposit.
Six, other volatility gas of soil that in present embodiment, acid in ammonia absorption bottle 23 can cannot be collected by the first escape pipe 20
Body is discharged, and prevents collection device air pressure inside excessive, affects ammonia diffusion And Movement in receiving flask, it is ensured that present embodiment
Soil volatility ammonia can be collected continuously；
Seven, present embodiment solves prior art and measures the Forest Soil Environment factor, carbon dioxide flux the most simultaneously and wave
Send out the device of property ammonia, it is impossible to investigate soil environment factor asking the impact of soil carbon dioxide flux and volatility ammonia
Topic.
Present embodiment is applicable to measure the Forest Soil Environment factor, carbon dioxide flux and volatility ammonia.
Detailed description of the invention two: present embodiment with detailed description of the invention one difference is: described circuit assembly 30 uses
Common batteries is powered.Other steps are identical with detailed description of the invention one.
Detailed description of the invention three: present embodiment with one of detailed description of the invention one or two difference is: described single-chip microcomputer 3
The 7th signal output part and the first Bluetooth communication terminal 8 be connected, the first Bluetooth communication terminal 8 and the second Bluetooth communication are eventually
Holding 9 communications to connect, the second Bluetooth communication terminal 9 is connected with computer 10.Other steps and detailed description of the invention one or
Two is identical.
Detailed description of the invention four: present embodiment with one of detailed description of the invention one to three difference is: the first described air inlet
The pipeline of pipe 19 is provided with gas flowmeter 18.Other steps are identical with detailed description of the invention one to three.
Detailed description of the invention five: present embodiment with one of detailed description of the invention one to four difference is: described fixed pedestal
The material of 26 is transparent organic glass.Other steps are identical with detailed description of the invention one to four.
Detailed description of the invention six: present embodiment with one of detailed description of the invention one to five difference is: described gas collecting
The material of device 21 is transparent organic glass.Other steps are identical with detailed description of the invention one to five.
Detailed description of the invention seven: present embodiment with one of detailed description of the invention one to six difference is: described carbon dioxide
Concentration analyzer 25 is portable infrared analyser.Other steps are identical with detailed description of the invention one to six.
Detailed description of the invention eight: present embodiment with one of detailed description of the invention one to seven difference is: the first described air inlet
The material of pipe 19 is lucite.Other steps are identical with detailed description of the invention one to seven.
Claims (8)
1. a Forest Soil Environment factor carbon dioxide flux and the in-situ monitoring device of volatility ammonia, it is characterised in that
The in-situ monitoring device planting Forest Soil Environment factor carbon dioxide flux and volatility ammonia includes outside soil moisture liquid crystal
Show device (1), outside soil moisture liquid crystal display (2), single-chip microcomputer (3), outside soil pH value liquid crystal display (4),
Internal soil moisture liquid crystal display (5), inside and outside soil moisture liquid crystal display (6), internal soil pH value liquid crystal
Show device (7), outside soil temperature probes (11), outside soil moisture detector (12), outside soil pH meter (13),
Internal soil temperature probes (14), internal soil moisture detector (15), internal soil pH meter (16), gas collecting
Device lid (17), the first air inlet pipe (19), the first escape pipe (20), gas collector (21), the second air inlet pipe (22),
Ammonia absorption bottle (23), Analysis of Carbon Dioxide Concentration instrument gas outlet (24), Analysis of Carbon Dioxide Concentration instrument (25), fixed pedestal
(26), fluid-tight draw-in groove (27), syringe filters (28), Analysis of Carbon Dioxide Concentration instrument air inlet (29) and circuit assembly
(30)；
Described fixed pedestal (26) is the frame support of upper and lower opening, and the top of described fixed pedestal (26) is provided with liquid
Envelope draw-in groove (27)；Described gas collector (21) is the hollow housing of lower openings；The top of gas collector (21)
Being provided with gas collector lid (17), the lower openings edge of gas collector (21) is placed in fluid-tight draw-in groove (27)；
One end of described the first air inlet pipe (19) extend into described gas collecting through described gas collector lid (17)
The inner upper end of device (21)；The other end of the first air inlet pipe (19) extend in the ammonia absorbing liquid in ammonia absorption bottle (23)；
Described the first air inlet pipe (19) is provided with syringe filters (28)；Ammonia in described ammonia absorption bottle (23) absorbs
Liquid is arranged over the first escape pipe (20), and the first escape pipe (20) passes ammonia absorption bottle (23)；
Described Analysis of Carbon Dioxide Concentration instrument (25) is provided with Analysis of Carbon Dioxide Concentration instrument gas outlet (24) and titanium dioxide
Concentration of carbon analyser air inlet (29)；
The lower end of described gas collector (21) is connected with one end of the second air inlet pipe (22), the second air inlet pipe (22)
The other end be connected with Analysis of Carbon Dioxide Concentration instrument air inlet (29)；
Described circuit assembly (30) includes outside soil moisture liquid crystal display (1), outside soil moisture liquid crystal display
(2), single-chip microcomputer (3), outside soil pH value liquid crystal display (4), internal soil moisture liquid crystal display (5), interior
Outside soil moisture liquid crystal display (6) and internal soil pH value liquid crystal display (7)；
Described inside soil temperature probes (14), internal soil moisture detector (15) and internal soil pH meter (16)
Through gas collector lid (17), it is arranged on the inside of gas collector (21)；Described outside soil temperature probes
(11), outside soil moisture detector (12) and outside soil pH meter (13) are arranged on outside gas collector (21)
Portion；
Described outside soil temperature probes (11), outside soil moisture detector (12), outside soil pH meter (13),
The signal of internal soil temperature probes (14), internal soil moisture detector (15) and internal soil pH meter (16) is defeated
Go out end respectively with the first signal input part of single-chip microcomputer (3) in circuit assembly (30), secondary signal input, the 3rd letter
Number input, the 4th signal input part, the 5th signal input part and the 6th signal input part are connected；
Described the first signal output part of single-chip microcomputer (3), secondary signal outfan, the 3rd signal output part, the 4th signal
Outfan, the 5th signal output part and the 6th signal output part respectively with outside soil moisture liquid crystal display (1), outside soil
Earth moisture content liquid crystal display (2), outside soil pH value liquid crystal display (4), internal soil moisture liquid crystal display (5),
Inside and outside soil moisture liquid crystal display (6) is connected with the signal input part of internal soil pH value liquid crystal display (7).
The original position prison of a kind of Forest Soil Environment factor carbon dioxide flux the most according to claim 1 and volatility ammonia
Survey device, it is characterised in that described circuit assembly (30) uses common batteries to power.
The original position prison of a kind of Forest Soil Environment factor carbon dioxide flux the most according to claim 1 and volatility ammonia
Survey device, it is characterised in that the 7th signal output part of described single-chip microcomputer (3) and the first Bluetooth communication terminal (8) are connected
Connecing, the first Bluetooth communication terminal (8) and the second Bluetooth communication terminal (9) communication connect, the second Bluetooth communication terminal (9)
It is connected with computer (10).
The original position prison of a kind of Forest Soil Environment factor carbon dioxide flux the most according to claim 1 and volatility ammonia
Survey device, it is characterised in that the pipeline of described the first air inlet pipe (19) is provided with gas flowmeter (18).
The original position prison of a kind of Forest Soil Environment factor carbon dioxide flux the most according to claim 1 and volatility ammonia
Survey device, it is characterised in that the material of described fixed pedestal (26) is transparent organic glass.
The original position prison of a kind of Forest Soil Environment factor carbon dioxide flux the most according to claim 1 and volatility ammonia
Survey device, it is characterised in that the material of described gas collector (21) is transparent organic glass.
The original position prison of a kind of Forest Soil Environment factor carbon dioxide flux the most according to claim 1 and volatility ammonia
Survey device, it is characterised in that described Analysis of Carbon Dioxide Concentration instrument (25) is portable infrared analyser.
The original position prison of a kind of Forest Soil Environment factor carbon dioxide flux the most according to claim 1 and volatility ammonia
Survey device, it is characterised in that the material of described the first air inlet pipe (19) is lucite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620341105.8U CN205506826U (en) | 2016-04-21 | 2016-04-21 | Normal position monitoring devices of forest soil environmental factor carbon dioxide flux and volatility ammonia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620341105.8U CN205506826U (en) | 2016-04-21 | 2016-04-21 | Normal position monitoring devices of forest soil environmental factor carbon dioxide flux and volatility ammonia |
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| Publication Number | Publication Date |
|---|---|
| CN205506826U true CN205506826U (en) | 2016-08-24 |
Family
ID=56705808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620341105.8U Expired - Fee Related CN205506826U (en) | 2016-04-21 | 2016-04-21 | Normal position monitoring devices of forest soil environmental factor carbon dioxide flux and volatility ammonia |
Country Status (1)
| Country | Link |
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| CN (1) | CN205506826U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679732A (en) * | 2017-03-01 | 2017-05-17 | 天津市地震局 | Monitor for topsoil temperature and carbon dioxide gas concentration |
| CN108896738A (en) * | 2018-07-10 | 2018-11-27 | 中国科学院亚热带农业生态研究所 | A kind of method that can automatically continuously measure farmland ammonia volatilization |
| CN111579318A (en) * | 2020-06-09 | 2020-08-25 | 苏州方元智能环保科技有限公司 | Sampling device and sampling method applied to determination of ammonium nitrogen isotope |
-
2016
- 2016-04-21 CN CN201620341105.8U patent/CN205506826U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679732A (en) * | 2017-03-01 | 2017-05-17 | 天津市地震局 | Monitor for topsoil temperature and carbon dioxide gas concentration |
| CN108896738A (en) * | 2018-07-10 | 2018-11-27 | 中国科学院亚热带农业生态研究所 | A kind of method that can automatically continuously measure farmland ammonia volatilization |
| CN111579318A (en) * | 2020-06-09 | 2020-08-25 | 苏州方元智能环保科技有限公司 | Sampling device and sampling method applied to determination of ammonium nitrogen isotope |
| CN111579318B (en) * | 2020-06-09 | 2022-12-23 | 苏州方元智能环保科技有限公司 | Sampling device and sampling method applied to determination of ammonium nitrogen isotope |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20190421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |