CN209167273U - The system of tree root system respiratory rate in a kind of measurable basin - Google Patents
The system of tree root system respiratory rate in a kind of measurable basin Download PDFInfo
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- CN209167273U CN209167273U CN201822062767.3U CN201822062767U CN209167273U CN 209167273 U CN209167273 U CN 209167273U CN 201822062767 U CN201822062767 U CN 201822062767U CN 209167273 U CN209167273 U CN 209167273U
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Abstract
The system that the utility model belongs to tree root system respiratory rate in forest field of scientific study more particularly to a kind of measurable basin, the system comprises controller, the first measuring device, the second measuring device, measurement gas chamber and control gas chambers；Wherein, the controller is connect with first measuring device and the second measuring device respectively by data line, and the data collection head of first measuring device is connect with measurement gas chamber, and the data collection head of second measuring device is connected with gas chamber connection is compareed.The beneficial effects of the utility model are: due to the adoption of the above technical scheme, utility model device calculates root system respiration rate using root system exclusive method, the soil respiration rates in B basin without plant, the i.e. advantages such as the respiratory rate structure of Poplar Roots is simple and convenient to operate, use cost is low are subtracted with the soil respiration rates for having poplar in A basin.
Description
Technical field
The utility model belongs to tree root system respiratory rate in forest field of scientific study more particularly to a kind of measurable basin
System.
Background technique
Global warming is one of main Environmental Problems of face of mankind nowadays, the raising of global warming and greenhouse gas concentration
It is closely related, and CO2It is one of most important greenhouse gases, to the contribution rate 56% of greenhouse effects.Soil respiration is land
Ecosystem carbon returns to the main path of atmosphere, and the relatively small change of soil respiration rates can all significantly change CO in atmosphere2's
The cumulative speed of concentration and soil carbon is to influence global warming.Soil respiration is mainly derived from the breathing of root system system and soil
Microbial respiratory, their interaction affect terrestrial ecosystem productivity.Forest root respiration is forest ecosystem
One of important carbon approach of carbon cycle, dynamic change will exert far reaching influence to forest ecosystem or even Global carbon balance.
Therefore, the breathing of further investigation fine-root system is evaluation poplar, the basis of soil balance and energy balance.
The measurement of fine-root system breathing generallys use root system system exclusive method, is a kind of side of indirect determination root system system breathing
Method, principle are to be exhaled by the difference of measurement Poplar Roots area soil respiration and the soil respiration of non-root system area to calculate root system system
Inhale, the breathing of root system system divided by the soil respiration of root system area be then the breathing of root system system to the contribution of soil respiration (Hanson et al.,
2000), this method is easy to operate, small convenient for operation and destructiveness.The measurement of soil respiration generally uses LI-COR company, the U.S.
LI-8100A soil carbon flux automatic measurement system.But the soil ring (A) of LI-8100A and diameter (10cm) limit of gas chamber (B)
The measurement to forest respiratory rate in basin is made.
Utility model content
Have structure simple, easy to use to solve the above problems, the utility model aim is to provide one kind, it can basin middle forest
The system of Poplar Roots respiratory rate in the measurable basin of the measurement of the wooden respiratory rate.
The technical solution of the utility model is: the system of tree root system respiratory rate in a kind of measurable basin, which is characterized in that
The system comprises:
One for acquiring measurement plenum interior data, and to the first measuring device that acquisition data are analyzed；
One for acquiring control plenum interior data, and to the second measuring device that acquisition data are analyzed；
One for measuring the measurement gas chamber for having the soil respiration rates in root system basin；
One for measuring the control gas chamber without the soil respiration rates in tree root system basin；
Wherein, the data collection head of first measuring device is connect with measurement gas chamber, the number of second measuring device
It is connected according to collection head with gas chamber connection is compareed.
Further, which further includes being handled for the data after the first measuring device and the analysis of the second measuring device
Controller；
The controller is connect with first measuring device and the second measuring device respectively.
Further, the measurement gas chamber and control gas chamber include upper cover, gasket and soil ring；
Wherein, the upper end of the soil ring is arranged in the upper cover, and the gasket is arranged in the upper cover and the soil
Earth ring junction, the upper tops are equipped with air inlet, gas outlet and sensor interface.
Further, first measuring device and the second measuring device are LI-8100A soil carbon flux automatic measurement dress
It sets.
Further, the upper cover and soil ring are all made of PVC and are made.
Further, the gasket is made of foamed plastics.
Further, the soil ring includes the main body of cylindrical form, and the lower body is measuring mouth, and upper end is connection
Mouthful.
Further, the controller is single-chip microcontroller.
The beneficial effects of the utility model are: due to the adoption of the above technical scheme, utility model device uses root system system
Exclusive method calculates the breathing of root system system, subtracts the soil respiration in basin without plant with the soil respiration rates for having poplar in basin
Rate, the i.e. advantages such as the respiratory rate structure of Poplar Roots system is simple and convenient to operate, use cost is low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the system of tree root system respiratory rate in a kind of measurable basin of the utility model.
Fig. 2 is the structural schematic diagram of the soil ring in the utility model.
Fig. 3 is the structural schematic diagram of specific embodiment of the utility model.
In figure:
1. controller, 2. first measuring devices, 3. 2 measuring devices, 4. measurement gas chambers, 5. control gas chambers are equal, 6. upper covers,
6-1. air inlet, the gas outlet 6-2., 6-3. sensor interface, 7. gaskets, 8. soil rings
Specific embodiment
The technical solution of the utility model is described further with reference to the accompanying drawing.
As shown in Figure 1, in a kind of measurable basin of the utility model tree root system respiratory rate system, the system comprises:
One for acquiring measurement 4 internal data of gas chamber, and to the first measuring device 2 that acquisition data are analyzed；
One for acquiring control 5 internal data of gas chamber, and to the second measuring device 3 that acquisition data are analyzed；
One for measuring the measurement gas chamber 4 for having the soil respiration rates in root system basin；
One for measuring the control gas chamber 5 without the soil respiration rates in tree root system basin；
One controller 1 handled for the data after the first measuring device 2 and the analysis of the second measuring device 3；
Wherein, the controller 1 is connect with first measuring device 2 and the second measuring device 3 respectively, and described first surveys
The data collection head for measuring device 2 is connect with measurement gas chamber 4, and the data collection head of second measuring device 3 connects with gas chamber is compareed
Logical 5 connection.
The measurement gas chamber 4 and control gas chamber 5 include upper cover 6, gasket 7 and soil ring 8；
Wherein, the upper end of the soil ring 8 is arranged in the upper cover 6, and the gasket 7 is arranged in the upper cover 6 and institute
8 junction of soil ring is stated, is equipped with air inlet 6-1, gas outlet 6-2 and sensor interface 6-3 at the top of the upper cover 6.
First measuring device 2 and the second measuring device 3 are LI-8100A soil carbon flux self-operated measuring unit.
The material of the upper cover 6 and soil ring 8 is equal PVC.
The material of the gasket 7 is foamed plastics.
The soil ring 8 includes the main body 8-1 of cylindrical form, and the lower end the main body 8-1 is measuring mouth 8-2, and upper end is
Connector 8-3.
The controller 1 is single-chip microcontroller.
Embodiment:
It selects a basin kind to be implanted with the A basin 11 of trees 12, is choosing the B basin 9 for filling soil, the soil ring 8 for measuring gas chamber 4 is inserted
In the soil for entering A basin 11, then by insertion 9 soil of B basin of soil ring 8 for compareing gas chamber 5, upper cover 6 is arranged in each soil respectively
On earth ring 8, junction is arranged gasket 7 and seals；By the upper cover 6 on the data collection head of the first measuring device 2 and measurement gas chamber 4
Top is equipped with air inlet 6-1, gas outlet 6-2 and connects with sensor interface 6-3, and the second measuring device 3 is connected with gas chamber 5 is compareed
Connect, by the data collection head of the second measuring device 3 at the top of the upper cover 6 for compareing gas chamber 5 be equipped with air inlet 6-1, gas outlet 6-2 and
Sensor interface 6-3 connection, by the second measuring device 3 with connect, start the first measuring device 2 and the second measuring device 3, use A
Without the data of the soil respiration rates of plant in soil respiration rates and B basin 9 in basin 11 with poplar, it is sent to control
Device 1, the data after controller processing use, obtains the respiratory rate of Poplar Roots；As shown in Figure 3.
The embodiments of the present invention are described in detail above, but the content is only the preferable of the utility model
Embodiment should not be considered as limiting the scope of the present invention.It is made according to the scope of application of this utility model equal
Deng variation and improvement etc., should still belong within the patent covering scope of the utility model.
Claims (8)
1. the system of tree root system respiratory rate in a kind of measurable basin, which is characterized in that the system comprises:
One for acquiring measurement gas chamber (4) internal data, and to the first measuring device (2) that acquisition data are analyzed；
One for acquiring control gas chamber (5) internal data, and to the second measuring device (3) that acquisition data are analyzed；
One for measuring the measurement gas chamber (4) for having the soil respiration rates in root system basin；
One for measuring the control gas chamber (5) without the soil respiration rates in tree root system basin；
Wherein, the data collection head of first measuring device (2) is connect with measurement gas chamber (4), second measuring device (3)
Data collection head with compare gas chamber (5) connection connect.
2. the system of tree root system respiratory rate in measurable basin according to claim 1, which is characterized in that the device also wraps
It includes and is handled for the data behind the first measuring device (2) and the second measuring device (3) analysis and export the controller of result
(1)；
The controller (1) connect with first measuring device (2) and the second measuring device (3) respectively.
3. the system of tree root system respiratory rate in measurable basin according to claim 1, which is characterized in that the measurement gas
Room (4) and control gas chamber (5) include upper cover (6), gasket (7) and soil ring (8)；
Wherein, in the upper end of the soil ring (8), the gasket (7) is arranged in the upper cover (6) for upper cover (6) setting
With soil ring (8) junction, upper cover (6) top is equipped with air inlet (6-1), gas outlet (6-2) and sensor interface
(6-3)。
4. the system of tree root system respiratory rate in measurable basin according to claim 1, which is characterized in that described first surveys
It measures device (2) and the second measuring device (3) is LI-8100A soil carbon flux self-operated measuring unit.
5. the system of tree root system respiratory rate in measurable basin according to claim 3, which is characterized in that the upper cover
(6) and the material of soil ring (8) is PVC.
6. the system of tree root system respiratory rate in measurable basin according to claim 3, which is characterized in that the gasket
(7) material foams plastics.
7. the system of tree root system respiratory rate in measurable basin according to claim 3, which is characterized in that the soil ring
(8) include cylindrical form main body (8-1), the main body lower end (8-1) be measuring mouth (8-2), upper end be connector (8-
3)。
8. the system of tree root system respiratory rate in measurable basin according to claim 2, which is characterized in that the controller
It (1) is single-chip microcontroller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822062767.3U CN209167273U (en) | 2018-12-10 | 2018-12-10 | The system of tree root system respiratory rate in a kind of measurable basin |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822062767.3U CN209167273U (en) | 2018-12-10 | 2018-12-10 | The system of tree root system respiratory rate in a kind of measurable basin |
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| CN209167273U true CN209167273U (en) | 2019-07-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110702857A (en) * | 2019-10-18 | 2020-01-17 | 浙江农林大学 | Method for measuring phyllostachys pubescens rhizome respiration flux |
-
2018
- 2018-12-10 CN CN201822062767.3U patent/CN209167273U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110702857A (en) * | 2019-10-18 | 2020-01-17 | 浙江农林大学 | Method for measuring phyllostachys pubescens rhizome respiration flux |
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