CN109000960A - A kind of sampler and its method for soil nitrate level detection - Google Patents
A kind of sampler and its method for soil nitrate level detection Download PDFInfo
- Publication number
- CN109000960A CN109000960A CN201810882317.0A CN201810882317A CN109000960A CN 109000960 A CN109000960 A CN 109000960A CN 201810882317 A CN201810882317 A CN 201810882317A CN 109000960 A CN109000960 A CN 109000960A
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- Prior art keywords
- soil
- feeding plate
- drive
- slot box
- threaded rod
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Links
- 239000002689 soil Substances 0.000 title claims abstract description 75
- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 229910002651 NO3 Inorganic materials 0.000 title claims abstract description 27
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 24
- 241000251133 Sphyrna tiburo Species 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims 1
- 238000005527 soil sampling Methods 0.000 abstract description 3
- 238000001179 sorption measurement Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 abstract description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of samplers and its method for the detection of soil nitre nitrate content, are related to Soil K+adsorption technical field.This is used for the sampler and its method of soil nitrate level detection, including slot box, the bottom surface of the slot box is fixedly installed with shovel head, the bottom of slot box inner cavity right side is fixedly connected there are two fixed block, the front of two fixed blocks is fixedly mounted that there are two firm springs by pin shaft hingedly there are two feeding plate at the center of two feeding plate top surfaces.This is used for the sampler and its method of soil nitrate level detection, pass through the improvement to soil sampling apparatus, effectively digging efficiency can be reached by simple mode, fall below the labor intensity of staff, at the same time it can also excavate the soil of different depth, and can the soil to different depth carry out layering taking-up, the detection to the soil later period can be thus conducive to, and the accuracy of soil nitrate level detection can be improved.
Description
Technical field
The present invention relates to Soil K+adsorption technical field, specially a kind of sampler for soil nitrate level detection
And its method.
Background technique
With the continuous social and economic development and continuous improvement of people's living standards, the requirement to protecting field industrialized agriculture
Also higher and higher, a large amount of health, safety food can be provided by not requiring nothing more than it, also require its production process economical and efficient and environment friend
It is good.According to factors such as the soil fertility of protecting field, target crop yield and benefits, protecting field soil science is recommended to manage skill
Art, balanced fertilizer application, raising utilization rate of fertilizer mitigate or prevent fertilizer under the premise of guaranteeing industrialized agriculture production economy benefit
The problems such as environmental degradation caused by material application, to meet the requirement of agricultural sustainable development, it has also become protecting field soil management
Basic demand.Wherein, Soil Nitrate concentration is controlled, salination harm is reduced, correction soil nutrient balance, improves nutrient benefit
With rate, mitigate nitrate to the pollutional load of water body, is the key point of protecting field soil management technology.
At present, it is desirable to control the concentration of Soil Nitrate, it is necessary first to detection is sampled to the soil of planting area, it is existing
Soil sample of today, most of is all that first the surface region of soil is dug out by spades, then can be to the soil of depths
Earth is excavated, finally, the soil to be measured dug out is transported in the vessel held, can complete the process of sampling in this way,
But this sampling mode is too troublesome, and the labor intensity of itself is increased for staff, since spades excavates all
It is single excavation, the soil excavated in this way is easy to mix, to it is impossible to ensure that excavate different depths
The soil of degree be it is separated, be thus unfavorable for the later period to the classification and Detection of soil, thus inaccuracy when causing detection,
Thereby reduce the practicability of soil sampling apparatus.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of sampler for soil nitrate level detection and its sides
Method solves the soil of the labor intensity, inconvenient classified excavation different depth that increase staff, reduces Soil K+adsorption
Accuracy, the low problem of sampler practicability.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: one kind is detected for soil nitrate level
Sampler and its method, including slot box, the bottom surface of the slot box be fixedly installed with shovel head, slot box inner cavity right side
Bottom is fixedly connected there are two fixed block, and the front of two fixed blocks is by pin shaft hingedly there are two feeding plate, and two
Firm spring, the two described one end of firm spring far from feeding plate there are two being fixedly mounted at the center of the feeding plate top surface
It is fixedly connected with the right side of slot box inner cavity, the left end of two feeding plate opposite sides is fixedly connected there are two power-assist
Block, the front of two power-assist blocks are hinged with assist rod by pin shaft, and the fixed block front of lower section is simultaneously located at slot box inner cavity
Right side offer the first strip-shaped hole, the inner cavity of first strip-shaped hole is plugged with to extension bar, the left end to extension bar with
The bottom end of the feeding plate of lower section is fixedly connected, the right side of the slot box and be located at driving plate is fixedly installed with to the right end of extension bar.
The inside on the driving plate top offers sliding slot, the inner wall on the left of the sliding slot and the left side for being located at driving plate top
Side offers the second strip-shaped hole, and the top surface of the slot box is fixedly connected with firm bar, and the top of the firm bar is fixedly mounted
There is handle, the bottom of the firm bar two sides offers threaded hole, and the inner cavity of the threaded hole is plugged with threaded rod, described
The right end of threaded rod runs through the inner cavity of the second strip-shaped hole and extends to the inside of sliding slot, and the threaded rod extends to inside sliding slot
One end is fixedly installed with positioning ball, and the left side of the firm bar is simultaneously set with retaining spring positioned at the surface of threaded rod, described fixed
The left end of position spring and the surface for being located at threaded rod are fixedly installed with positioning plate, and the right side of the positioning plate is simultaneously located at threaded rod
Left end is fixedly installed with knob.
Preferably, the surface on the handle top is set with Hand-protection pad.
Preferably, the surface to extension bar and the inner wall of the first strip-shaped hole are slidably connected.
Preferably, the surface of the positioning ball and the inner wall of sliding slot are slidably connected.
Preferably, the surface of the threaded rod right end and the inner wall of the second strip-shaped hole are slidably connected.
Preferably, the surface of the remotely located ball one end of the threaded rod and the inner wall of threaded hole are slidably connected.
A kind of sampler and its method for soil nitrate level detection, comprising the following steps:
Step 1, threaded rod and positioning ball can be driven to move right simultaneously by rotating forward knob, it is spare.
Step 2, it is moved right by positioning ball to drive drive rod to move right, drive rod, which moves right, to be driven
Extension bar is carried out to rotate to the right movement, the feeding plate of lower section can be driven to carry out rotating to the right movement extension bar rotation, due to two
Assist rod is respectively connected between a feeding plate, the rotation of lower section feeding plate in this way can also drive the feeding plate of top to carry out simultaneously
Movement in the same direction, finally, the last adjusting by knob can facilitate the inner cavity for feeding plate being recovered to slot box, it is spare.
Step 3, the shovel head being mounted on slot box is placed on soil surface to be measured, it is spare.
Step 4, by squeeze grip, handle can facilitate the inside for entire slot box being fully sunk in soil, spare.
Step 5, then adjusting knob reversion, knob reversion can drive threaded rod to move downward, and threaded rod moves downward
Can drive simultaneously positioning ball and drive rod move downward, drive rod move downward can drive it is same to extension bar and feeding plate
Shi Jinhang counter motion to the left, rotation knob promote feeding plate to be moved to the left to final position, and at this moment feeding plate will
The range inside soil is goed deep into expansion, spare.
Step 6, specifically by pull handle, handle can drive entire slot box to the external mobile of soil, slot box to
Upper movement can drive feeding plate to move upwards, and feeding plate, which moves upwards, can facilitate the inside soil for plate body being goed deep into range
Earth is carried out, spare.
Step 7, the soil to be measured being carried out on feeding plate is poured into the vessel of detection, is completed.
(3) beneficial effect
The present invention provides a kind of samplers and its method for soil nitrate level detection.Have following beneficial to effect
Fruit:
(1), the sampler and its method that are used for soil nitrate level detection, pass through the upper material taking plate of setting, pressing
After handle, it can be convenient and entire feeding device is deep into inside soil, then adjusting knob, such drive rod can be beaten
Two feeding plates up and down are opened, two feeding plates, which open, can go deep into depth different inside soil, in this way pull handle again,
Entire sampler can be facilitated to take out, the soil after taking out is the soil to be measured of different depth, can thus be had
Detection conducive to the later period to soil increases the practicability of entire sampler.
(2), the sampler and its method that are used for soil nitrate level detection, by changing to soil sampling apparatus
Into, effectively digging efficiency can be reached by simple mode, fall below the labor intensity of staff, meanwhile, may be used also
To excavate the soil of different depth, and can the soil to different depth carry out layering taking-up, can thus be conducive to pair
The detection in soil later period, and the accuracy of soil nitrate level detection can be improved.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the front view of structure of the invention；
Fig. 3 is the enlarged drawing of structure at A in Fig. 1 of the present invention.
In figure: 1 slot box, 2 shovel heads, 3 fixed blocks, 4 feeding plates, 5 firm springs, 6 power-assist blocks, 7 assist rods, 8 first bar shapeds
Hole, 9 pairs of extension bars, 10 driving plates, 11 sliding slots, 12 second strip-shaped holes, 13 firm bars, 14 handles, 15 threaded holes, 16 threaded rods, 17
Position ball, 18 retaining springs, 19 positioning plates, 20 knobs, 21 Hand-protection pads.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Examples of the embodiments are shown in the accompanying drawings, and in which the same or similar labels are throughly indicated identical or classes
As element or element with the same or similar functions.The embodiments described below with reference to the accompanying drawings are exemplary, purport
It is being used to explain the present invention, and is being not considered as limiting the invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of sampling dress for soil nitrate level detection
It sets and its method, including slot box 1, it is characterised in that: the bottom surface of slot box 1 is fixedly installed with shovel head 2,1 inner cavity right side of slot box
Bottom is fixedly connected there are two fixed block 3, and by pin shaft, hingedly there are two feeding plates 4 in the front of two fixed blocks 3, and two take
It is fixedly mounted at the center of 4 top surface of flitch there are two firm spring 5, the two firm one end of spring 5 far from feeding plate 4 are and slot
The right side of 1 inner cavity of box is fixedly connected, and the left end of two 4 opposite sides of feeding plate is fixedly connected there are two power-assist block 6, and two are helped
The front of motion block 6 is hinged with assist rod 7 by pin shaft, and 3 front of fixed block of lower section is simultaneously opened positioned at the right side of 1 inner cavity of slot box
Equipped with the first strip-shaped hole 8, the inner cavity of the first strip-shaped hole 8 is plugged in the surface to extension bar 9, to extension bar 9 and the first strip-shaped hole 8
Wall is slidably connected, and is fixedly connected to the bottom end of the feeding plate 4 of the left end and lower section of extension bar 9, and the right side of slot box 1 is simultaneously located to extension bar
9 right end is fixedly installed with driving plate 10.
The inside on 10 top of driving plate offers sliding slot 11, the inner wall in 11 left side of sliding slot and the left side for being located at 10 top of driving plate
Side offers the second strip-shaped hole 12, and the top surface of slot box 1 is fixedly connected with firm bar 13, and the top of firm bar 13 is fixedly installed with
Handle 14, the surface on 14 top of handle are set with Hand-protection pad 21, and Hand-protection pad 21 can reduce palm when staff samples soil
The friction being subject to handle 14, to play the role of protection to palm, the bottom of firm 13 two sides of bar offers screw thread
Hole 15, the inner cavity of threaded hole 15 are plugged with threaded rod 16, the inner wall sliding on the surface of 16 right end of threaded rod and the second strip-shaped hole 12
Connection, the surface of remotely located 17 one end of ball of threaded rod 16 and the inner wall of threaded hole 15 are slidably connected, and the right end of threaded rod 16 passes through
It wears the inner cavity of the second strip-shaped hole 12 and extends to the inside of sliding slot 11, threaded rod 16 extends to the fixed peace in one end inside sliding slot 11
Equipped with positioning ball 17, the inner wall on the surface and sliding slot 11 that position ball 17 is slidably connected, and consolidates the left side of bar 13 and is located at threaded rod
16 surface is set with retaining spring 18, and the left end of retaining spring 18 is simultaneously fixedly installed with positioning plate positioned at the surface of threaded rod 16
19, the right side of positioning plate 19 is simultaneously fixedly installed with knob 20 positioned at the left end of threaded rod 16.
A kind of sampler and its method for soil nitrate level detection, which comprises the following steps:
Step 1, threaded rod 16 and positioning ball 17 can be driven to move right simultaneously by rotating forward knob 20, it is spare.
Step 2, it is moved right by positioning ball 17 to drive drive rod 13 to move right, drive rod 13 moves right can
Extension bar 9 is carried out to rotate to the right movement to drive, rotating extension bar 9 can drive the feeding plate 4 of lower section to carry out rotating to the right fortune
Dynamic, due to being respectively connected with assist rod 7 between two feeding plates 4, the rotation of lower section feeding plate 4 in this way can also drive top simultaneously
Feeding plate 4 moved in the same direction, finally, last adjust by knob 20 can facilitate feeding plate 4 is recovered to slot box 1
Inner cavity, it is spare.
Step 3, the shovel head 2 being mounted on slot box 1 is placed on soil surface to be measured, it is spare.
Step 4, by squeeze grip 14, handle 14 can facilitate the inside for entire slot box 1 being fully sunk in soil,
Spare, handle 14 can be convenient carrying whole device, and can also save sampler and cut out the dynamics generated when soil, from
And make sampler more convenient to use.
Step 5, then adjusting knob 20 inverts, and the reversion of knob 20 can drive threaded rod 16 to move downward, threaded rod 16
Moving downward can drive positioning ball 17 and drive rod 13 to move downward simultaneously, and drive rod 13 is moved downward and can be driven pair
Extension bar 9 and feeding plate 4 carry out counter motion to the left simultaneously, and rotation knob 20 promotes feeding plate 4 to be moved to the left to final position
, at this moment feeding plate 4 will expand the range goed deep into inside soil, and it is spare, it, can by the expansion of upper material taking plate 4 to the left
To guarantee that two feeding plates 4 are take out soil when up and down, can point depth be sampled, work people can be promoted in this way
The accuracy of member's detection soil nitrate level, to improve the practicability of sampler.
Step 6, specifically by pull handle 14, handle 14 can drive entire slot box 1 to the external mobile of soil, slot
Box 1, which moves upwards, can drive feeding plate 4 to move upwards, and feeding plate 4, which moves upwards to facilitate, gos deep into range plate body
Inside soil be carried out, it is spare.
Step 7, the soil to be measured being carried out on feeding plate 4 is poured into the vessel of detection, is completed.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of sampler and its method for soil nitrate level detection, including slot box (1), it is characterised in that: institute
The bottom surface for stating slot box (1) is fixedly installed with shovel head (2), and the bottom of slot box (1) the inner cavity right side is fixedly connected with that there are two solid
Determine block (3), by pin shaft, hingedly there are two feeding plate (4), two feeding plates in the front of two fixed blocks (3)
(4) there are two being fixedly mounted at the center of top surface firm spring (5), the one of two firm springs (5) separate feeding plate (4)
End is fixedly connected with the right side of slot box (1) inner cavity, and the left end of two feeding plate (4) opposite sides is fixedly connected with two
The front of a power-assist block (6), two power-assist blocks (6) is hinged with assist rod (7) by pin shaft, the fixed block (3) of lower section
Front simultaneously offers the first strip-shaped hole (8), the inner cavity grafting of first strip-shaped hole (8) positioned at the right side of slot box (1) inner cavity
Have to extension bar (9), the left end to extension bar (9) is fixedly connected with the bottom end of the feeding plate (4) of lower section, the slot box (1)
Right side and be located at driving plate (10) are fixedly installed with to the right end of extension bar (9)；
The inside on driving plate (10) top offers sliding slot (11), and the inner wall on the left of the sliding slot (11) is simultaneously located at driving plate
(10) left side on top offers the second strip-shaped hole (12), and the top surface of the slot box (1) is fixedly connected with firm bar (13), institute
The top for stating firm bar (13) is fixedly installed with handle (14), and the bottom of firm bar (13) two sides offers threaded hole
(15), the inner cavity of the threaded hole (15) is plugged with threaded rod (16), and the right end of the threaded rod (16) runs through the second strip-shaped hole
(12) inner cavity and the inside for extending to sliding slot (11), the threaded rod (16) extend to the fixed peace in the internal one end of sliding slot (11)
Retaining spring (18) are set with equipped with positioning ball (17), the left side of the firm bar (13) and positioned at the surface of threaded rod (16),
The left end of the retaining spring (18) is simultaneously fixedly installed with positioning plate (19), the positioning plate positioned at the surface of threaded rod (16)
(19) the right side and left end for being located at threaded rod (16) is fixedly installed with knob (20).
2. a kind of sampler and its method for soil nitrate level detection according to claim 1, feature
Be: the surface on handle (14) top is set with Hand-protection pad (21).
3. a kind of sampler and its method for soil nitrate level detection according to claim 1, feature
Be: the surface to extension bar (9) and the inner wall of the first strip-shaped hole (8) are slidably connected.
4. a kind of sampler and its method for soil nitrate level detection according to claim 1, feature
Be: the surface of positioning ball (17) and the inner wall of sliding slot (11) are slidably connected.
5. a kind of sampler and its method for soil nitrate level detection according to claim 1, feature
Be: the surface of threaded rod (16) right end and the inner wall of the second strip-shaped hole (12) are slidably connected.
6. a kind of sampler and its method for soil nitrate level detection according to claim 1, feature
Be: the surface of the threaded rod (16) remotely located ball (17) one end and the inner wall of threaded hole (15) are slidably connected.
7. a kind of sampler and its method for soil nitrate level detection, which comprises the following steps:
Step 1, threaded rod (16) and positioning ball () can be driven to move right simultaneously by rotating forward knob (20), it is spare.
Step 2, it is moved right by positioning ball (19) to drive drive rod (13) to move right, drive rod (13) moves right just
Can drive and extension bar (9) is carried out rotating to the right movement, to extension bar (9) rotation can drive lower section feeding plate (4) carry out to
Right rotation campaign, due to being respectively connected with assist rod (7) between two feeding plates (4), the rotation of lower section feeding plate (4) in this way can also
To drive the feeding plate (4) of top to be moved in the same direction simultaneously, finally, the last adjusting by knob (20) can facilitate handle
Feeding plate (4) is recovered to the inner cavity of slot box (1), spare.
Step 3, the shovel head (2) being mounted on slot box (1) is placed on soil surface to be measured, it is spare.
Step 4, by squeeze grip (14), handle (14), which can facilitate, to be fully sunk in entire slot box (1) in soil
Portion, it is spare.
Step 5, then adjusting knob (20) reversion, knob (20) reversion can drive threaded rod (14) to move downward, threaded rod
(14) moving downward can drive positioning ball (17) and drive rod (13) to move downward simultaneously, and drive rod (13) moves downward just
Can drive to extension bar (9) and feeding plate (4) and meanwhile carry out counter motion to the left, rotation knob (20) promote feeding plate (4) to
Final position is moved left, at this moment feeding plate (4) will expand the range goed deep into inside soil, spare.
Step 6, specifically by pull handle (14), handle (14) can drive external movement of the entire slot box (1) to soil,
Slot box (1), which moves upwards, can drive feeding plate (4) to move upwards, and feeding plate (4), which moves upwards, can facilitate plate body
The inside soil for going deep into range is carried out, spare.
Step 7, the soil to be measured being carried out on feeding plate (4) is poured into the vessel of detection, is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810882317.0A CN109000960B (en) | 2018-08-06 | 2018-08-06 | Sampling device and method for detecting content of nitrate in soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810882317.0A CN109000960B (en) | 2018-08-06 | 2018-08-06 | Sampling device and method for detecting content of nitrate in soil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109000960A true CN109000960A (en) | 2018-12-14 |
| CN109000960B CN109000960B (en) | 2020-09-25 |
Family
ID=64594856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810882317.0A Active CN109000960B (en) | 2018-08-06 | 2018-08-06 | Sampling device and method for detecting content of nitrate in soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109000960B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487590A (en) * | 2019-09-03 | 2019-11-22 | 生态环境部南京环境科学研究所 | A kind of soil collecting device administered for grassland |
| CN110672366A (en) * | 2019-11-20 | 2020-01-10 | 汪斌 | Layered soil taking device for soil restoration |
| CN113588318A (en) * | 2021-07-16 | 2021-11-02 | 江苏久诚检验检测有限公司 | Layered sampling device for soil remediation |
| CN113640046A (en) * | 2021-08-17 | 2021-11-12 | 茆荣 | Layered sampling system for soil detection |
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| CN205449534U (en) * | 2015-12-31 | 2016-08-10 | 周红艳 | Soil stratified sampling device |
| CN205879581U (en) * | 2016-07-27 | 2017-01-11 | 内蒙古师范大学 | Novel soil layer sample device |
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| CN113640046A (en) * | 2021-08-17 | 2021-11-12 | 茆荣 | Layered sampling system for soil detection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109000960B (en) | 2020-09-25 |
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Effective date of registration: 20231124 Address after: 212000 Xinfeng Town, Dantu District, Zhenjiang City, Jiangsu Province (within the town government) Patentee after: Zhenjiang Dantu Xinfeng Investment Co.,Ltd. Address before: 212000 Desheng village, Xinfeng Town, Dantu District, Zhenjiang City, Jiangsu Province Patentee before: JIANGSU FUDA STRAW UTILIZATION Co.,Ltd. |