CN108226442A - Soil erosion position monitor equipment and monitoring method - Google Patents
Soil erosion position monitor equipment and monitoring method Download PDFInfo
- Publication number
- CN108226442A CN108226442A CN201611193149.1A CN201611193149A CN108226442A CN 108226442 A CN108226442 A CN 108226442A CN 201611193149 A CN201611193149 A CN 201611193149A CN 108226442 A CN108226442 A CN 108226442A
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- soil erosion
- soil
- position monitor
- transverse support
- support bar
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- 238000004162 soil erosion Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000012544 monitoring process Methods 0.000 title claims abstract description 25
- 238000012360 testing method Methods 0.000 claims abstract description 40
- 239000002689 soil Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000004364 calculation method Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 13
- 230000003628 erosive effect Effects 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000737 periodic effect Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000012806 monitoring device Methods 0.000 abstract description 2
- 239000008239 natural water Substances 0.000 abstract description 2
- 239000011449 brick Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000004575 stone Substances 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004441 surface measurement Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical compound C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- 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
- G01N33/24—Earth materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Remote Sensing (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The present invention provides a kind of soil erosion position monitor equipment, two bearings including being positioned over flat ground, each bearing is equipped with vertical supporting bar, is connected between two vertical supporting bars by transverse support bar, multiple slidable connectors are cased in the transverse support bar；Multiple vertically movable test poles are further included, each test pole is connected with corresponding connector.The present invention also provides a kind of methods using above-mentioned monitoring device monitoring soil and water loss.The present invention can be positioned on all kinds of landform places, for soil loss monitoring caused by natural water erosion, natural wind erosion and production and construction project, it obtains Soil loss thickness, and then extrapolate soil erosion amount by periodic observation test pole settling amount.The equipment has the characteristics that simple in structure, easy to carry, easy for installation, easily operated, human error is small, high certainty of measurement, strong to landform environmental suitability, has good economy, practicability and wide applicability.
Description
Technical field
The present invention relates to soil erosions and soil erosion monitoring field, are set more particularly to a kind of soil erosion position monitor
Standby and monitoring method.
Background technology
China is one of more serious country of soil erosion in the world, and soil erosion is the No.1 environmental problem of China,
According to newest census data, the existing soil erosion gross area 294.91km in China2, the 30.72% of national territorial area is accounted for, soil erosion
Threat is constituted to the ecological safety of country, is the important restriction factor of China's sustainable development of socio-economy.In addition according to statistics,
It is tens of thousands of that China increases all kinds of production and construction projects newly every year, these construction projects also can a large amount of land disturbances, cause serious water
Soil is lost in.Therefore, the real-time position monitor of soil erosion is carried out, soil erosion intensity and rule are held, to targetedly opening
Exhibition water and soil conservation is of great significance.
The currently used soil loss monitoring method in China has remote sensing observations method and routine monitoring method.Remote sensing observations method is main
It using remote sensing satellite picture shooting, is interpreted with reference to computer software, from macroscopically analysis soil erosion and soil erosion change feelings
Condition, this method are suitable for the observation of large space, large scale, and technology is relatively advanced, saves manpower, but party's law technology requirement
Height, cost are big, are not suitable for local small range and observe in real time, can not promote on a large scale.Routine monitoring method mainly have runoff plots method,
Erosion groove sample plot method plugs in pricker method etc..For runoff plots method by setting runoff plots in slope surface, cell end sets settling pit, periodically sees
The sedimentation amount in desilting facility is surveyed, calculates soil erosion amount, this method has high certainty of measurement, can site-specific long-term observation
Advantage, but certain civil engineering facility is needed, the region in the wild without civil engineering condition is difficult to carry out；Erosion groove sample plot method passes through measure
The length and width of every erosion groove, deep equidimension, calculate the volume of erosion groove, extrapolate soil erosion amount, and this method is easy to operate,
But precision is very poor, and can not long-term observation；It is current most common soil loss monitoring method to plug in pricker method, and this method generally passes through
More survey pins are inserted on ground, the height change on artificial periodic measurement survey pin exposure ground extrapolates soil erosion thickness, and then
Calculate soil erosion amount, this method have the characteristics that it is easy to operate, be easy to laying, but there is also survey pin free settling, human errors
The shortcomings that big, and certain destruction can be all generated during each measurement to soil surface, it influence measurement accuracy.
Therefore, currently used soil loss monitoring method has certain drawbacks, needs to existing monitoring method and sets
It is standby to be improved.
Invention content
In view of the foregoing deficiencies of prior art, the invention solves first technical problem be to provide a kind of water
Soil is lost in position monitor equipment, for solving existing soil loss monitoring of high cost, low precision, location observation cannot ask in real time
Topic.
To achieve the above object, the present invention provides a kind of soil erosion position monitor equipment, including being positioned over flat ground
Two bearings, each bearing is equipped with vertical supporting bar, is connected by transverse support bar between two vertical supporting bars, described
Multiple slidable connectors are cased in transverse support bar；Multiple vertically movable test poles are further included, each test
Column is connected with corresponding connector.
Preferably, the top of the vertical supporting bar is equipped with groove, and the both ends of the transverse support bar are located at accordingly respectively
Groove in.
Preferably, the transverse support bar is rectangular shaft.
Preferably, the transverse support bar is equipped with the first scale.
Preferably, the connector, which includes the first sleeve being connected and second sleeve, first sleeve, can be sleeved on institute
State it is free to slide in transverse support bar, the test pole pass through the second sleeve simultaneously can vertically be moved relative to the second sleeve
It is dynamic.
Preferably, the test pole is equipped with the second scale.
Preferably, the test pole is drill rod.
Preferably, each bearing is equipped with the connecting portion of protrusion, and the connecting portion is equipped with mounting groove, the longitudinal direction
The bottom of supporting rod is inserted into the mounting groove.
The invention solves second technical problem be to provide and a kind of utilize above-mentioned monitoring device monitoring soil and water loss
Method, include the following steps：
S1, equipment is after installation is complete, records every test pole in second sleeve end scale, is set as initial scale Z1, surveys
Soil erosion area is measured, is denoted as S；
S2, the time of default observation test pole scale variation, the variation of test pole scale is observed according to setting time, per number
Value is denoted as Z2, carries out the THICKNESS CALCULATION Z=Z2-Z1 of soil losses, and wherein Z is the thickness of soil losses；
S3, the value of slope for measuring each ground, are denoted as θ, carry out soil erosion amount calculating, wherein A=ZS/1000COS θ, A
For soil erosion amount.
As described above, soil erosion position monitor equipment of the present invention and monitoring method, have the advantages that：
The equipment can be positioned on all kinds of landform places, corroded for nature water erosion, natural wind and production and construction project is made
Into soil loss monitoring on, by periodic observation test pole settling amount, obtain Soil loss thickness, and then extrapolate water and soil
Number of dropouts.The equipment has that simple in structure, easy to carry, easy for installation, easily operated, human error is small, high certainty of measurement, right
The characteristics of terrain environment is adaptable has good economy, practicability and wide applicability.
The equipment can also increase or decrease test pole quantity or the more set monitorings of laying simultaneously set according to measurement accuracy needs
Standby synchronize is monitored；The equipment carries slidable connector, and test pole can be made to avoid the barriers such as stone, brick, improves
Accuracy of measurement；The equipment can be additionally used in roughness of ground surface measurement.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the vertical view of bearing.
Fig. 3 is the side view of bearing.
Fig. 4 is the structure diagram of vertical supporting bar.
Fig. 5 is the structure diagram of transverse support bar.
Fig. 6 is the structure diagram of connector.
Fig. 7 is the vertical view of Fig. 6.
Fig. 8 is the structure diagram of test pole.
Component label instructions
1 bearing
11 connecting portions
12 mounting grooves
2 vertical supporting bars
21 grooves
3 transverse support bars
31 first scales
4 connectors
41 first sleeves
42 second sleeves
5 test poles
6 ground lines
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only specification to be coordinated to be taken off
The content shown so that those skilled in the art understands and reads, is not limited to the enforceable qualifications of the present invention, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the present invention
Under the effect of can be generated and the purpose that can reach, it should all still fall and obtain the model that can cover in disclosed technology contents
In enclosing.Meanwhile cited such as " on ", " under " in this specification, "left", "right", " centre " term, be merely convenient to chat
That states understands rather than that limit the present invention enforceable range relativeness is altered or modified, and skill is being changed without essence
It is held in art, when being also considered as the enforceable scope of the present invention.
As shown in Figure 1, the present invention provides a kind of soil erosion position monitor equipment, including two bearings 1, two bearings 1
It is positioned on flat ground, each bearing 1 is equipped with vertical supporting bar 2, and vertical supporting bar 2 is fixed on the bearing 1, and two vertical
It is connected between supporting rod 2 by transverse support bar 3, multiple slidable connectors 4 is cased in the transverse support bar 3.Water
Soil is lost in position monitor equipment and further includes multiple vertically movable test poles 5, each test pole 5 and corresponding connector
4 connections.After soil erosion, the vertical position of test pole 5 changes, and the position changed by recording each test pole 5 obtains
Soil erosion situation.
As shown in Figure 1 to Figure 3, vertical supporting bar 2 can be connected through a screw thread, weld or other modes are connected to the bearing
On 1.Preferably, the connecting portion 11 of protrusion is set on each bearing 1, and the connecting portion 11 is solderable on bearing 1, the branch
Seat 1 is rounded, and the bearing 1 is equipped with mounting groove 12, and the bottom of the vertical supporting bar 2 is inserted into the mounting groove 12, institute
The shape for stating mounting groove 12 is set according to the shape of vertical supporting bar 2.
As shown in Figure 1 and Figure 4, it is preferable that the top of the vertical supporting bar 2 is equipped with groove 21, the transverse support bar 3
Both ends be located in corresponding groove 21 respectively, vertical supporting bar 2 is wooden or rectangular shaft made of iron.As shown in Figure 1 and Figure 5,
Preferably, the transverse support bar 3 is rectangular shaft, and optional stainless steel is made, and the transverse support bar 3 is equipped with the first scale
31, the horizontal sliding position of the connector 4 is adjusted and determined according to first scale 31.
As shown in Fig. 1, Fig. 6 and Fig. 7, it is preferable that the connector 4 includes the first sleeve 41 being connected and second sleeve
42, first sleeve 41 and the second sleeve 42 are welded to connect, and first sleeve 41 can be sleeved on the transverse support bar 3
Upper free to slide, the rectangular in cross-section of first sleeve 41；The section of the second sleeve 42 be circular configuration, test pole 5
It can move up and down across the second sleeve 42 and relative to the second sleeve 42.As illustrated in figures 1 and 8, it is preferable that described
Test pole 5 is equipped with the second scale 51, and the test pole 5 is drill rod, observes graduation position of the drill rod in 42 end of second sleeve,
So that it is determined that the thickness of soil erosion.
A kind of preferred embodiment of the present invention is given below：
8~10cm of diameter of the bearing 1,1~2cm of thickness；The length 2cm of the mounting groove 12, width 1cm, height
3cm, 0.3~0.5cm of wall thickness；Length 2cm, the width 1cm of 2 bottom surface of vertical supporting bar, the height of the vertical supporting bar 2
For 20cm or 40cm；The size of the transverse support bar 3 is 1cm × 1cm, length 100cm；The internal diameter of the second sleeve 42 is
1cm；The diameter 1cm of test pole 5 is highly 40cm or 80cm, and measurement range is 20cm~40cm.
A kind of installation method of soil erosion position monitor equipment is given below, includes the following steps：
1st, in the place for needing monitoring soil and water loss, representative region at one is selected, is determined according to the length of transverse support bar 3
The interval of two bearings 1, the lay down location ground elevation of two bearings 1 should be essentially identical, and landform is flat, otherwise should carry out artificial
Leveling.It, can be in rest base place mat square brick, and in bearing to prevent the external force such as strong wind, heavy rain from being impacted to stabilization of equipment performance
The weights such as brick, stone are pressed on disk.
2nd, according to range, monitoring time and place actual conditions, two vertical supporting bars 2 of 20cm or 40cm long are selected,
Its bottom is inserted into the mounting groove 12 of bearing 1.
3rd, due to a side opening of groove 21, opposite side closing should be by two 3 top groove of vertical supporting bar, 21 inside cloth
It puts, so as to hanging transverse supporting rod 3, according to measurement accuracy needs, several connectors is inserted in transverse support bar, by lateral branch
The both ends of strut 3 are respectively placed in the groove 21 at 2 top of vertical supporting bar.
4th, connector 4 is spaced equal length with reference to the first scale 31 of transverse support bar 4 to place, then in each connection
A test pole 5 is inserted into the second sleeve 42 of part 4, the length of test pole 5 is selected according to the height of vertical supporting bar 2.
A kind of method using soil erosion position monitor monitoring of equipment soil erosion is given below, includes the following steps：
1st, equipment checks surface state, if there is the barriers such as stone, brick on ground, answers mobile connection after installation is complete
Part 4, avoiding obstacles；Scale of the every test pole 5 in 42 end of second sleeve is recorded, is set as initial scale Z1, measures water and soil
Area is lost in, is denoted as S, unit m2。
2nd, the time of observation test pole 5 scale variation is preset, the variation of 5 scale of test pole is observed according to setting time, every time
Numerical value is denoted as Z2, carries out the THICKNESS CALCULATION Z=Z2-Z1 of soil losses, thickness of the wherein Z for soil losses, unit mm.
3rd, the value of slope on each ground is measured, is denoted as θ, unit degree carries out soil erosion amount calculating, A=ZS/1000COS
θ, wherein A be soil erosion amount, unit m3。
4th, by computer software such as surfer etc., the soil erosion amount data measured every time is analyzed, may be used also
To draw out microrelief situation of change.
The front of the test pole 5 of the present invention can set electronic monitoring equipment or high-definition digital equipment, the data of shooting
Computer terminal is real-time transmitted to, so as to real time remote gathered data.
Soil erosion position monitor equipment provided by the invention can be positioned on all kinds of landform places, for Natural Water
In power erosion, natural wind erosion and soil loss monitoring caused by production and construction project, pass through the heavy of periodic observation drill rod
Drop amount obtains Soil loss thickness, and then extrapolates soil erosion amount.The equipment has simple in structure, easy to carry, installation side
Just it is, easily operated, human error is small, high certainty of measurement, it is strong to landform environmental suitability the characteristics of, while electronic monitoring can be coordinated
Equipment, high-definition digital equipment use, and real time remote gathered data greatly reduces manpower workload, have good economy, reality
With property and wide applicability.So the present invention effectively overcomes the various shortcoming of the prior art and equipment and has high industrial
Utility value.
The equipment can also increase or decrease test pole quantity or the more set monitorings of laying simultaneously set according to measurement accuracy needs
Standby synchronize is monitored；The equipment carries slidable connector, and test pole can be made to avoid the barriers such as stone, brick, improves
Accuracy of measurement；The equipment can be additionally used in roughness of ground surface measurement.
In conclusion the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (9)
1. a kind of soil erosion position monitor equipment, which is characterized in that two bearings (1) including being positioned over flat ground, often
A bearing (1) is equipped with vertical supporting bar (2), is connected between two vertical supporting bars (2) by transverse support bar (3), described
Multiple slidable connectors (4) are cased in transverse support bar (3)；Multiple vertically movable test poles (5) are further included, each
The test pole (5) connects with corresponding connector (4).
2. soil erosion position monitor equipment according to claim 1, it is characterised in that：The vertical supporting bar (2)
Top is equipped with groove (21), and the both ends of the transverse support bar (3) are located in corresponding groove (21) respectively.
3. soil erosion position monitor equipment according to claim 1, it is characterised in that：The transverse support bar (3) is
Rectangular shaft.
4. the soil erosion position monitor equipment according to claim 1 or 3, it is characterised in that：The transverse support bar (3)
It is equipped with the first scale (31).
5. the soil erosion position monitor equipment according to claim 1 or 3, it is characterised in that：The connector (4) includes
The first sleeve (41) and second sleeve (42) being connected, first sleeve (41) can be sleeved in the transverse support bar (3)
Free to slide, the test pole (5) is across the second sleeve (42) and can be vertically movable relative to the second sleeve (42).
6. soil erosion position monitor equipment according to claim 1, it is characterised in that：The test pole (5) is equipped with
Second scale (51).
7. the soil erosion position monitor equipment according to claim 1 or 6, it is characterised in that：The test pole (5) is steel
Pricker.
8. soil erosion position monitor equipment according to claim 1, it is characterised in that：It is set on each bearing (1)
There is the connecting portion (11) of protrusion, the connecting portion (11) is equipped with mounting groove (12), and the bottom of the vertical supporting bar (2) is inserted into
In the mounting groove (12).
9. a kind of side of soil erosion position monitor monitoring of equipment soil erosion using described in any one of claim 1 to 8
Method, which is characterized in that include the following steps：
S1, equipment is after installation is complete, records every test pole (5) in second sleeve (42) end scale, is set as initial scale Z1,
Soil erosion area is measured, is denoted as S；
S2, the time of default observation test pole (5) scale variation, the variation of test pole (5) scale is observed according to setting time, every time
Numerical value is denoted as Z2, carries out the THICKNESS CALCULATION Z=Z2-Z1 of soil losses, and wherein Z is the thickness of soil losses；
S3, the value of slope for measuring each ground, are denoted as θ, carry out soil erosion amount calculating, and A=ZS/1000COS θ, wherein A are water
Native number of dropouts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611193149.1A CN108226442A (en) | 2016-12-21 | 2016-12-21 | Soil erosion position monitor equipment and monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611193149.1A CN108226442A (en) | 2016-12-21 | 2016-12-21 | Soil erosion position monitor equipment and monitoring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108226442A true CN108226442A (en) | 2018-06-29 |
Family
ID=62656495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611193149.1A Pending CN108226442A (en) | 2016-12-21 | 2016-12-21 | Soil erosion position monitor equipment and monitoring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108226442A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109508292A (en) * | 2018-11-05 | 2019-03-22 | 北京师范大学 | The test method of soil erosion field investigation and evaluation system |
| KR102027824B1 (en) * | 2018-11-27 | 2019-10-02 | 주식회사 포스코 | Planarity measuring device |
| CN112030929A (en) * | 2020-08-27 | 2020-12-04 | 江苏超柏建设科技有限公司 | Soil and water conservation monitoring devices |
| CN112362845A (en) * | 2020-09-27 | 2021-02-12 | 南昌工程学院 | Water and soil loss slope monitoring device for sand basin |
| CN115372594A (en) * | 2022-10-26 | 2022-11-22 | 南昌工程学院 | Dynamic monitoring system for water and soil loss and monitoring device thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109508292A (en) * | 2018-11-05 | 2019-03-22 | 北京师范大学 | The test method of soil erosion field investigation and evaluation system |
| CN109508292B (en) * | 2018-11-05 | 2020-06-12 | 北京师范大学 | Testing method of water and soil loss field investigation and evaluation system |
| KR102027824B1 (en) * | 2018-11-27 | 2019-10-02 | 주식회사 포스코 | Planarity measuring device |
| CN112030929A (en) * | 2020-08-27 | 2020-12-04 | 江苏超柏建设科技有限公司 | Soil and water conservation monitoring devices |
| CN112362845A (en) * | 2020-09-27 | 2021-02-12 | 南昌工程学院 | Water and soil loss slope monitoring device for sand basin |
| CN115372594A (en) * | 2022-10-26 | 2022-11-22 | 南昌工程学院 | Dynamic monitoring system for water and soil loss and monitoring device thereof |
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Application publication date: 20180629 |