CN212007885U - Collection system to plant rhizosphere soil sample - Google Patents
Collection system to plant rhizosphere soil sample Download PDFInfo
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- CN212007885U CN212007885U CN202020520147.4U CN202020520147U CN212007885U CN 212007885 U CN212007885 U CN 212007885U CN 202020520147 U CN202020520147 U CN 202020520147U CN 212007885 U CN212007885 U CN 212007885U
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- 239000002689 soil Substances 0.000 title claims abstract description 71
- 238000005070 sampling Methods 0.000 claims abstract description 138
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 10
- 244000309464 bull Species 0.000 description 8
- 230000008859 change Effects 0.000 description 8
- 210000002421 cell wall Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008654 plant damage Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a collection system to plant rhizosphere soil sample belongs to soil sample collection equipment field. This collection system includes: the supporting seat is horizontally arranged; the sampling rod is vertically arranged, the lower end of the sampling rod penetrates through the supporting seat in a rotating mode, a drill bit is fixedly arranged at the lower end of the sampling rod, the sampling rod is hollow, an opening communicated with the interior of the sampling rod is formed in the upper end of the sampling rod, and a sampling port communicated with the interior of the sampling rod is formed in the side wall of the lower end of the sampling rod; the sampling device comprises a plug rod, a sampling port and a sampling device, wherein the plug rod is vertically arranged, the lower end of the plug rod extends into the sampling rod through an opening in a sliding mode, the upper end of the plug rod is exposed out of the sampling rod, and the sampling port is opened or closed by pulling the plug rod; and the rotating part is fixedly connected to the upper end of the sampling rod and drives the sampling rod to rotate into soil through the rotating part. This collection system simple structure is small and exquisite, does benefit to and gathers miniature plant rhizosphere soil, can not cause the damage to the root of plant.
Description
Technical Field
The utility model belongs to soil sample collection equipment field, concretely relates to collection system to plant rhizosphere soil sample.
Background
Plants are indispensable important components of nature, the growth condition of the plants needs to be frequently detected along with the increasing severity of the ecological environment, and the most common mode is to collect soil samples among plant rhizomes and detect the fungus distribution and the soil property of the soil samples among the rhizomes, so that the plants are maintained.
The current soil collection device has a relatively large structure, is mostly used for collecting large soil samples, is not beneficial to collecting soil at the rhizosphere of small plants, particularly shrubs and other small vegetation plants, and is very easy to damage the roots of the plants, so that the rhizosphere soil of the small plants cannot be collected, plant damage can be caused, and the loss can be avoided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a collection system to plant rhizosphere soil sample, its simple structure is small and exquisite, does benefit to and gathers miniature plant rhizosphere soil, can not cause the damage to the root of plant.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a device for collecting a plant rhizosphere soil sample, comprising:
the supporting seat is horizontally arranged;
the sampling rod is vertically arranged, the lower end of the sampling rod penetrates through the supporting seat in a rotating mode, a drill bit is fixedly arranged at the lower end of the sampling rod, the sampling rod is hollow, an opening communicated with the interior of the sampling rod is formed in the upper end of the sampling rod, and a sampling port communicated with the interior of the sampling rod is formed in the side wall of the lower end of the sampling rod;
the plug rod is vertically arranged, the lower end of the plug rod extends into the sampling rod through the opening in a sliding mode, the upper end of the plug rod is exposed out of the sampling rod, and the sampling port is opened or closed by pulling the plug rod;
and the rotating part is fixedly connected to the upper end of the sampling rod and drives the sampling rod to rotate to enter soil.
The utility model has the advantages that: (1) the sampling rod can be driven to rotate relative to the supporting seat through the arranged rotating part, so that the sampling rod extends into soil, and the soil of the plant rhizosphere enters the sampling rod through the sampling port to form sampling;
(2) by the aid of the plug rod, the sampling opening can be closed by the plug rod in the process that the sampling rod enters soil, unnecessary soil samples can be prevented from entering the sampling opening, and when the sampling rod enters enough depth, the sampling opening is opened by pulling the plug rod, so that accurate sampling can be achieved, the unnecessary soil samples are prevented from being taken, and detection results are prevented from being influenced;
(3) this collection system structure is small and exquisite, convenient to carry, and sampling convenient to use, sample that can be very quick does not need too much operation, can not cause the damage to the root of plant simultaneously.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the middle part of supporting seat is fixed to be equipped with and changes the cover, change the vertical setting of cover, it is equipped with the rotation through-hole of the vertical setting that link up from top to bottom to change to overlap, be equipped with the internal thread in the rotation through-hole, be equipped with the external screw thread on the lateral wall of sampling pole, the sampling pole passes through the external screw thread with the internal thread cooperatees and rotates and pass rotate the rotation through-hole.
The beneficial effect of adopting the further scheme is that: the sampling rod can rotate relative to the supporting seat.
The sampling device is characterized by further comprising a plurality of fixing rods, wherein the fixing rods are annularly arranged on the lower surface of the supporting seat around the axis of the sampling rod, and the supporting seat is fixed through the fixing rods.
The beneficial effect of adopting the further scheme is that: the supporting seat can be fixed through the fixing rod, so that the sampling rod can be rotated into soil more easily.
Furthermore, the lower surface of supporting seat is equipped with a plurality of the standing groove of dead lever one-to-one, a plurality of the one end of dead lever with the cell wall of standing groove rotates and is connected.
The beneficial effect of adopting the further scheme is that: the fixing rod can be conveniently taken in the supporting seat when not used.
Further, a rotating shaft is rotatably arranged on the groove wall of the placing groove, one end of the fixing rod is fixedly connected with the rotating shaft, a torsion spring is sleeved on the rotating shaft, and a pointed cone is arranged at the other end of the fixing rod.
The beneficial effect of adopting the further scheme is that: do benefit to during the dead lever withdraws the standing groove by oneself when not using for it is more convenient to accomodate.
Further, the rotating part comprises a rotating seat and a rotating rod, a fixed sleeve is fixedly arranged on one side wall of the rotating seat, the fixed sleeve is fixedly connected to the upper end of the sampling rod, and the rotating rod is slidably connected to the rotating seat.
The beneficial effect of adopting the further scheme is that: do benefit to rotatory sampling rod, can adjust the arm of force of bull stick, conveniently change over the sampling rod into soil to and conveniently change over the sampling rod from soil.
Further, the rotation seat is horizontally arranged, a sliding through hole which is formed in the left side and the right side of the rotation seat in a penetrating mode is formed in the rotation seat, one end of the rotating rod penetrates through the sliding through hole in a sliding mode, limiting balls are fixedly arranged at two ends of the rotating rod, and the size of each limiting ball is larger than that of the corresponding sliding through hole.
The beneficial effect of adopting the further scheme is that: the rotating rod is prevented from falling off from the rotating seat by arranging the limiting ball.
Furthermore, a pulling head is fixedly arranged at the upper end of the plug rod, a rubber plug is fixedly arranged at the lower end of the plug rod, and the rubber plug is arranged in the sampling rod in a sliding manner.
The beneficial effect of adopting the further scheme is that: the plug rod can be conveniently pulled through the lifting head, and the sampling port is conveniently sealed through the rubber plug.
Further, the opening part is provided with a rubber sleeve, and the lower end of the plug rod penetrates through the rubber sleeve in a sliding mode and is arranged in the sampling rod.
The beneficial effect of adopting the further scheme is that: increase the frictional force between cock stem and the sampling rod for the cock stem can't slide at will.
Furthermore, the portable handheld device also comprises a plurality of handheld blocks which are fixedly connected to the upper surface of the supporting seat.
The beneficial effect of adopting the further scheme is that: the fixing function of the supporting seat is increased, and the sampling is quicker.
Drawings
Fig. 1 is a front view of the collecting device of the present invention;
fig. 2 is a sectional view of the collecting device of the present invention;
fig. 3 is a schematic structural diagram of the rotating part of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. supporting seat, 2, sampling rod, 3, rotating sleeve, 4, sampling port, 5, drill bit, 6, fixed rod, 7, pointed cone, 8, hand-held block, 9, rotating seat, 10, rotating rod, 11, limiting ball, 12, plug rod, 13, lifting head, 14, rubber sleeve, 15, rubber plug, 16, rotating through hole, 17, placing groove, 18, rotating shaft, 19, fixing sleeve, 20 and sliding through hole.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Examples
As shown in fig. 1 to 3, the present embodiment provides a device for collecting a plant rhizosphere soil sample, including: a supporting seat 1, a sampling rod 2, a plug rod 12 and a rotating part.
The supporting seat 1 is horizontally arranged, and the supporting seat 1 is square. Sampling rod 2 is vertical to be set up, the lower extreme of sampling rod 2 rotates the center department that passes supporting seat 1, the fixed drill bit 5 that is equipped with of lower extreme of sampling rod 2, drill bit 5 and the coaxial setting of sampling rod 2, be equipped with the rotation screw thread on the drill bit 5, rotate through drill bit 5, drive sampling rod 2 and change over to soil into, sampling rod 2 is interior empty, the upper end of sampling rod 2 is equipped with the opening with the inside intercommunication of sampling rod 2, be equipped with sample connection 4 with the inside intercommunication of sampling rod 2 on the lateral wall of sampling rod 2's the lower extreme, soil can enter into the inside of sampling rod 2 through sample connection 4 and store, thereby realize soil sample collection. The vertical setting of gag lever post 12, the lower extreme of gag lever post 12 slides through the opening and stretches into in the sampling rod 2, the upper end of gag lever post 12 exposes sampling rod 2, open or seal sample connection 4 through pulling gag lever post 12, when sampling rod 2 rotates to soil, for avoiding gathering the soil sample on upper strata, fill in sampling rod 2 completely with gag lever post 12 in, will seal sample connection 4 through gag lever post 12, soil sample can not get into through sample connection 4 this moment, after sampling rod 2 stretches into enough degree of depth, pulling gag lever post 12 exposes sample connection 4, thereby soil sample can get into sampling rod 2 through sample connection 4. Rotating member fixed connection is in the upper end of sampling rod 2, drives sampling rod 2 through rotating member and rotates and get into in the soil.
Wherein supporting seat 1 is located soil, and when needs sampling, rotatory rotating member makes sampling rod 2 rotate relative supporting seat 1, and drill bit 5 carries out coaxial rotation simultaneously, and sampling rod 2 follows drill bit 5 and turns into soil, realizes gathering the soil sample between the plant rhizosphere, and this device simple structure is small and exquisite, does benefit to and gathers small-size plant rhizosphere soil, can not cause the damage to the root of plant.
Preferably, in this embodiment, the middle part of supporting seat 1 is equipped with the mounting hole, the mounting hole internal fixation is equipped with changes cover 3, change 3 vertical settings of cover, it is equipped with the rotation through-hole 16 of the vertical setting that link up from top to bottom in the cover 3 to change, be equipped with the internal thread in the rotation through-hole 16, be equipped with the external screw thread on the lateral wall of sampling pole 2, sampling pole 2 matches the rotation through-hole 16 through external screw thread and internal thread and passes, when sampling pole 2 changes cover 3 relatively and rotates, sampling pole 2 forms relative movement with supporting seat 1, thereby conveniently rotate sampling pole 2 and stretch into and sample in the soil. Preferably, the length of the sampling rod 2 may be 5-25 cm. Can also be equipped with the scale on the lateral wall of sampling rod 2, can observe the length that sampling rod 2 got into soil through the scale to more conveniently learn the degree of depth of gathering the soil sample. The control of the depth sampling of 5-25cm can be realized.
Preferably, in this embodiment, still include four dead levers 6, four dead levers 6 set up on the lower surface of supporting seat 1 around the axis ring shape of sampling rod 2, and wherein four dead levers 6 constitute the square, and it is fixed with supporting seat 1 through four dead levers 6, during the use, four dead levers 6 insert in soil, form four ascending fixed power to supporting seat 1 to drive supporting seat 1 when avoiding sampling rod 2 to rotate and remove, thereby more be favorable to sampling rod 2 to rotate and get into in the soil. Of course, the number of the fixing rods 6 may be two or three, and the fixing function may be formed.
Preferably, in this embodiment, the lower surface of supporting seat 1 is equipped with four standing grooves 17 with four dead lever 6 one-to-one, and the one end of four dead lever 6 is connected with the cell wall rotation of standing groove 17 to four dead lever 6 can rotate and take in and accomodate in standing groove 17, rotate dead lever 6 out of standing groove 17 and can use when needs use, and it is very convenient, simple in the in-service use process. Wherein the placing groove 17 is elongated so that the fixing bar 6 can be completely put into the placing groove 17.
Preferably, in this embodiment, it is equipped with pivot 18 to rotate on the cell wall of standing groove 17, wherein the setting of pivot 18 level, the both ends of pivot 18 are connected with the both sides cell wall rotation of standing groove 17, the one end of dead lever 6 and the middle part fixed connection of pivot 18, thereby the rotation of pivot 18 drives the rotation of dead lever 6, the cover is equipped with torsion spring on the both ends of pivot 18, two elastic ends of torsion spring respectively with the cell wall and the tank bottom butt of standing groove 17, make dead lever 6 have towards standing groove 17 pivoted turning force through torsion spring, when needs use dead lever 6, pull the dead lever 6 from standing groove 17 and roll out, insert in soil, when not needing to use, dead lever 6 is under torsion spring's weak resilience power, rotate by oneself and withdraw in standing groove 17, can conveniently accomodate. The other end of the fixing rod 6 is provided with a pointed cone 7, and the fixing rod 6 is conveniently inserted into soil through the pointed cone 7 for fixing. Wherein after the dead lever 6 is rolled out of the standing groove 17, it can be kept vertically inserted into the soil, and also can be obliquely inserted into the soil in a direction away from the sampling rod 2, and both modes can form a good fixing effect.
Preferably, in this embodiment, the rotating part includes a rotating base 9 and a rotating rod 10, a fixing sleeve 19 is fixedly disposed on a side wall of the rotating base 9, the fixing sleeve 19 is fixedly connected to the upper end of the sampling rod 2, and is sleeved on the sampling rod 2, so that the rotating base 9 and the sampling rod 2 form a whole, the rotating rod 10 is slidably connected to the rotating base 9, and the rotating base 9 and the sampling rod 2 are driven to rotate together by rotating the rotating rod 10. Because bull stick 10 sliding connection rotates on seat 9 to can adjust the arm of force of bull stick 10, conveniently change over into soil with sampling rod 2, and conveniently rotate out sampling rod 2 from soil.
Preferably, in this embodiment, the rotating base 9 is horizontally disposed, the rotating base 9 is provided with a horizontally disposed sliding through hole 20 penetrating from left to right, one end of the rotating rod 10 slides through the sliding through hole 20, the two ends of the rotating rod 10 are fixedly provided with the limiting balls 11, the size of the limiting balls 11 is larger than that of the sliding through hole 20, and the rotating rod 10 can be prevented from falling off from the sliding through hole 20 through the limiting balls 11. When the sampling rod 2 needs to be rotated into soil, the rotating rod 10 is pulled, so that the rotating rod 10 slides towards one side of the rotating seat 9, a rotating force arm is added, the sampling rod 2 is favorably rotated into the soil, and the labor is saved. When needs are changeed out soil with sampling rod 2, pulling bull stick 10 for 9 symmetric distributions of seat are rotated relatively in bull stick 10 both ends, but the sampling rod 2 of quick rotation this moment, make sampling rod 2 screw out from soil fast, make whole sampling process simple and convenient, and sampling speed is fast.
Preferably, in this embodiment, the upper end of the plug rod 12 is fixedly provided with a lifting head 13, the plug rod 12 can be conveniently pulled by the lifting head 13, the lower end of the plug rod 12 is fixedly provided with a rubber plug 15, the rubber plug 15 is slidably arranged in the sampling rod 2, the sealing performance can be improved by the rubber plug 15, and the rubber plug 15 does not need to be arranged. Wherein the rubber plug 15 is made of rubber material.
Preferably, in this embodiment, a rubber sleeve 14 is provided at the opening, and the lower end of the plunger 12 is slidably disposed in the sampling rod 2 through the rubber sleeve 14. The friction force between the plug rod 12 and the sampling rod 2 can be increased through the rubber sleeve 14, so that the plug rod 12 cannot slide randomly, and the plug rod 12 can be driven to move relative to the sampling rod 2 only by manual pulling operation.
Preferably, in this embodiment, two hand-held blocks 8 are further included, and the two hand-held blocks 8 are fixedly connected to the upper surface of the supporting seat 1. During the use, can hold between the fingers two and hold piece 8 with a hand, and then increase the fixed action of supporting seat 1 once more, can be more convenient, more quick sampling.
Wherein the width of sample connection 4 is 0.5cm, and the height is 1.5cm, can gather 5-10 g's soil sample, through pulling cock stem 12, can realize exposing all and partly the exposure of sample connection 4 to can realize the effect of control sampling volume.
During this embodiment specifically uses, rotate out standing groove 17 with dead lever 6, and insert in the soil, it is fixed with supporting seat 1, two hands hold piece 8 in holding with one hand again, the rotatory bull stick 10 of another hand, drive the relative supporting seat 1 rotation of sampling rod 2, sampling rod 2 constantly deepens in the soil under the effect of drill bit 5, after reaching suitable position, pulling cock stem 12, expose sample connection 4, behind clockwise and anticlockwise rotation bull stick 10 several rings, make soil enter into sample connection 4, then push down cock stem 12, can observe through pushing down cock stem 12 whether the sample is successful, also can roughly estimate how much of sample, after the sample volume is enough, reverse rotation bull stick 10, with sampling rod 2 with in the soil transfer out, accomplish the sample.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a collection system to plant rhizosphere soil sample which characterized in that includes:
the supporting seat (1), the supporting seat (1) is horizontally arranged;
the sampling rod (2) is vertically arranged, the lower end of the sampling rod (2) penetrates through the supporting seat (1) in a rotating mode, a drill bit (5) is fixedly arranged at the lower end of the sampling rod (2), the sampling rod (2) is hollow, an opening communicated with the interior of the sampling rod (2) is formed in the upper end of the sampling rod (2), and a sampling port (4) communicated with the interior of the sampling rod (2) is formed in the side wall of the lower end of the sampling rod (2);
the plug rod (12), the plug rod (12) is vertically arranged, the lower end of the plug rod (12) slides through the opening and extends into the sampling rod (2), the upper end of the plug rod (12) is exposed out of the sampling rod (2), and the sampling opening (4) is opened or closed by pulling the plug rod (12);
the rotating part is fixedly connected to the upper end of the sampling rod (2), and the sampling rod (2) is driven to rotate to enter soil through the rotating part.
2. The device for collecting the plant rhizosphere soil sample according to claim 1, wherein a rotating sleeve (3) is fixedly arranged in the middle of the supporting seat (1), the rotating sleeve (3) is vertically arranged, a vertically arranged rotating through hole (16) which is vertically communicated with the rotating sleeve (3) is formed in the rotating sleeve (3), an internal thread is formed in the rotating through hole (16), an external thread is formed on the outer side wall of the sampling rod (2), and the sampling rod (2) is matched with the internal thread through the external thread and rotates to penetrate through the rotating through hole (16).
3. The device for collecting the plant rhizosphere soil sample according to claim 1, further comprising a plurality of fixing rods (6), wherein the plurality of fixing rods (6) are annularly arranged on the lower surface of the supporting seat (1) around the axis of the sampling rod (2), and the supporting seat (1) is fixed by the plurality of fixing rods (6).
4. The device for collecting the plant rhizosphere soil sample according to claim 3, wherein the lower surface of the supporting seat (1) is provided with a plurality of placing grooves (17) corresponding to the plurality of fixing rods (6) one by one, and one ends of the plurality of fixing rods (6) are rotatably connected with the groove walls of the placing grooves (17).
5. The device for collecting the plant rhizosphere soil sample according to claim 4, wherein a rotating shaft (18) is rotatably arranged on the wall of the placing groove (17), one end of the fixing rod (6) is fixedly connected with the rotating shaft (18), a torsion spring is sleeved on the rotating shaft (18), and a pointed cone (7) is arranged at the other end of the fixing rod (6).
6. The device for collecting the plant rhizosphere soil sample according to claim 1, wherein the rotating part comprises a rotating seat (9) and a rotating rod (10), a fixed sleeve (19) is fixedly arranged on one side wall of the rotating seat (9), the fixed sleeve (19) is fixedly connected to the upper end of the sampling rod (2), and the rotating rod (10) is slidably connected to the rotating seat (9).
7. The device for collecting the plant rhizosphere soil sample according to claim 6, wherein the rotating seat (9) is horizontally arranged, a horizontally arranged sliding through hole (20) which is through from left to right is formed in the rotating seat (9), one end of the rotating rod (10) penetrates through the sliding through hole (20) in a sliding mode, limiting balls (11) are fixedly arranged at two ends of the rotating rod (10), and the size of each limiting ball (11) is larger than that of the corresponding sliding through hole (20).
8. The plant rhizosphere soil sample collection device according to claim 1, wherein a lifting head (13) is fixedly arranged at the upper end of the plug rod (12), a rubber plug (15) is fixedly arranged at the lower end of the plug rod (12), and the rubber plug (15) is slidably arranged in the sampling rod (2).
9. The device for collecting the plant rhizosphere soil sample according to claim 1, wherein a rubber sleeve (14) is arranged at the opening, and the lower end of the stopper rod (12) is arranged in the sampling rod (2) in a sliding mode through the rubber sleeve (14).
10. The device for collecting the rhizosphere soil sample of a plant according to any one of claims 1 to 9, further comprising a plurality of hand-held blocks (8), wherein the hand-held blocks (8) are fixedly connected to the upper surface of the supporting base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020520147.4U CN212007885U (en) | 2020-04-10 | 2020-04-10 | Collection system to plant rhizosphere soil sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020520147.4U CN212007885U (en) | 2020-04-10 | 2020-04-10 | Collection system to plant rhizosphere soil sample |
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| Publication Number | Publication Date |
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| CN212007885U true CN212007885U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020520147.4U Expired - Fee Related CN212007885U (en) | 2020-04-10 | 2020-04-10 | Collection system to plant rhizosphere soil sample |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062011A (en) * | 2021-11-05 | 2022-02-18 | 吉林建筑大学 | Forage grass rhizosphere soil collection and save set |
-
2020
- 2020-04-10 CN CN202020520147.4U patent/CN212007885U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062011A (en) * | 2021-11-05 | 2022-02-18 | 吉林建筑大学 | Forage grass rhizosphere soil collection and save set |
| CN114062011B (en) * | 2021-11-05 | 2024-04-02 | 吉林建筑大学 | Grass rhizosphere soil collection and preservation device |
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