CN105738181B - Forest Litter decomposition in situ device - Google Patents
Forest Litter decomposition in situ device Download PDFInfo
- Publication number
- CN105738181B CN105738181B CN201610292390.3A CN201610292390A CN105738181B CN 105738181 B CN105738181 B CN 105738181B CN 201610292390 A CN201610292390 A CN 201610292390A CN 105738181 B CN105738181 B CN 105738181B
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- CN
- China
- Prior art keywords
- cover
- soil
- ring
- decomposition
- fixing bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- 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
Abstract
The invention belongs to forest ecologies and forest soil Comprehensive Experiment studying technological domain, and in particular to a kind of Forest Litter decomposition in situ device.The present apparatus includes soil ring and decomposition in situ cover, and the soil ring is tubular structure, and soil ring insertion below ground is used to draw a circle to approve soil to be measured；The cover that decomposes is on the surface ground of soil ring, and the cover that decomposes includes cover wall and the cover, and the cover is detachable connection with cover wall, and the cover wall and the cover are net structure.Pedosphere to be measured is scheduled in soil ring by the present invention, while be will fall off object delineation and decomposed in cover, and decomposition product is prevented to be lost in, effectively increases the accuracy of decomposition product measure.
Description
Technical field
The invention belongs to forest ecologies and forest soil experimental study technical field, and in particular to a kind of Forest Litter is former
Position decomposer.
Background technology
Forest Litter is the principal mode that forest ecosystem nutrient is given back, and is that the important of forest-soil food web has
Machine matter source.The decomposition of Litter-fall is the important step of forest ecosystem substance Xun Huan and energy flow.The decomposition of Litter-fall
The nutrient discharged in the process promotes ecosystem object to increasing soil fertility, keeping the utilizability of plant regeneration growth nutrient
Stream can flow the unimpeded of channel, maintain Forest Ecosystem Productivity, the formation of the soil organism, nutrient supply, the succession of community with
And system is able to self-development etc. with irreplaceable role and status in itself.Therefore, the decomposition of Forest Litter has been
As essential content in forest ecosystem detection and localization, and on forest litter decomposition to the sound of climate change
The Hot Contents of Litter-fall ecological Studies should progressively be become.At present, the most common research method of Decomposition of leaf litter is Litter-fall net
Bag method utilizes degradable and flexible material sack, 15~600cm of sack size2, aperture is 2~10mm, is packed into certain
Litter-fall stays in soil surface or is embedded in 5~10cm soil.The general 5mm of mesh diameter of standard design, but mesh is excessive
It is easy to cause the loss of Litter-fall fragment；Aperture is too small, and different microenvironments is formed in bag causes resolution ratio higher.It is producing
In practice, the drawbacks of in order to solve Decomposition of leaf litter soft bag, a kind of dress dedicated for Litter-fall decomposition in situ has been invented in design
It puts, the overall process for the completion Decomposition of leaf litter that can be simple and efficient and for grinding in terms of Accurate Determining Decomposition of leaf litter rate measure
Study carefully.
The content of the invention
The object of the present invention is to provide a kind of Forest Litter originals that can be improved forest litter decomposition and measure accuracy rate
Position decomposer.
To achieve the above object, the present invention provides following technical schemes：A kind of Forest Litter decomposition in situ device, bag
Soil ring and decomposition in situ cover are included, the soil ring is tubular structure, and soil ring insertion below ground is used to draw a circle to approve soil to be measured；
The cover that decomposes is on the surface ground of soil ring, and the cover that decomposes includes cover wall and the cover, and the cover is with cover wall
Detachable connection, the cover wall and the cover are net structure.
Preferably, the soil ring includes inner ring and outer rings, and the inner ring and outer rings, which relatively rotate, to be set, the inner ring and
Hollow-out parts are equipped on the anchor ring of outer shroud, when inner ring is relatively rotated with outer shroud, the hollow-out parts in inner and outer rings can be made to overlap
Or it is interlaced, when the hollow-out parts in inner and outer rings overlap, the passage through soil ring anchor ring can be formed, when inside and outside
When hollow-out parts on ring are interlaced, inner ring and outer rings can enclose the anchor ring of a closing jointly.
Preferably, the hollow-out parts are strip notch, and the strip notch is arranged along the generatrix direction of inner and outer rings, described
Strip notch is multiple, and each strip notch is arranged along the circumferencial direction uniform intervals of inner and outer rings.
Preferably, rolled up outside the inner ring upper end, form an annular groove, which is sleeved on outer shroud upper end, forms outer shroud
Rotation track.
Preferably, setting height(from bottom) of the cover in cover wall is adjustable setting.
Preferably, the cover edge is equipped with buckle, and the buckle is at least provided with two, and each buckle is on the cover center
It is arranged symmetrically, the cover wall is equipped with the card slot with being clasped, and the card slot is vertically arranged at intervals at least two layers.
Further, fixing bracket is additionally provided between the soil ring and decomposition cover, the fixing bracket is circular for one
Disk, the cover that decomposes are mounted on support bracket fastened centre bore upper end, the inner ring of the soil ring be mounted on it is support bracket fastened in
Heart hole lower end, the support bracket fastened disk support are dragged in soil ring and decomposed on the ground of cover periphery.
Further, soil temperature and humidity detection pipes are additionally provided on the fixing bracket, the soil temperature and humidity detection pipes
Inside lower end insertion soil, upper end is protruded out to above support bracket fastened disk.
Further, it is detachable connection between the soil temperature and humidity detection pipes and fixing bracket, it is support bracket fastened
Mounting hole is offered in disk, soil temperature and humidity detection pipes are inserted in the mounting hole.
The technical effects of the invention are that：Pedosphere to be measured is scheduled in soil ring by the present invention, while will fall off object delineation
It decomposing in cover, decomposition product is prevented to be lost in, the nutrient of Litter Decomposition release is all shifted in the soil in soil ring,
Effectively increase the accuracy that Decomposition of leaf litter object and Nutrient retranslocation measure.
Description of the drawings
Fig. 1 is the sectional view of the present invention；
Fig. 2 is the I partial enlarged views of Fig. 1；
Fig. 3 is the dimensional structure diagram of the present invention, and the hollow-out parts of inner and outer rings are coincidence status in figure；
Fig. 4 is the stereogram of another state of the present invention, and the hollow-out parts of inner and outer rings are interleaved state in figure.
Specific embodiment
Following embodiments are further explanations for present invention using as the explaination to the technology of the present invention content, but
The present invention substantive content be not limited in described in following embodiments, those of ordinary skill in the art can with and should know appoint
What simple change or replacement based on true spirit should all belong to protection domain of the presently claimed invention.
As shown in Figures 1 to 4, a kind of Forest Litter decomposition in situ device, including soil ring 10 and decomposition in situ cover 20, institute
Soil ring 10 is stated as tubular structure, soil ring 10 is inserted into below ground for drawing a circle to approve soil to be measured；The cover 20 that decomposes is located at soil
On the surface ground of earth ring 10, the cover 20 that decomposes includes cover wall 21 and the cover 22, and the cover 22 is removable with cover wall 21
Formula connection is unloaded, the cover wall 21 and the cover 22 are net structure.Pedosphere to be measured is scheduled in soil ring 10 by the present invention, simultaneously
It will fall off object delineation decomposing in cover 20, decomposition product prevented to be lost in, effectively increases the accuracy of decomposition product measure.
Further, as shown in Fig. 2, the soil ring 10 includes inner ring 11 and outer shroud 12, the inner ring 11 and outer shroud 12
It relatively rotates and sets, be equipped with hollow-out parts 101 on the anchor ring of the inner ring 11 and outer shroud 12, inner ring 11 is relatively rotated with outer shroud 12
When, the hollow-out parts 101 in inner and outer rings 11,12 can be made to overlap or interlaced, as shown in figure 3, when inner and outer rings 11,12
On hollow-out parts 101 when overlapping, the passage through 10 anchor ring of soil ring can be formed；As shown in figure 4, when inner and outer rings 11,
When hollow-out parts 101 on 12 are interlaced, inner ring 11 and outer shroud 12 can enclose the anchor ring of a closing jointly.In different soil
It is busy that 10 inside soil of soil ring and external soil may be needed to carry out material exchange in earth measure project, and be not required to sometimes
Material exchange is carried out, this just needs soil ring 10 to be open sometimes, sometimes closes, and the present invention is using double-deck ring knot
Structure can just make 10 open or close of soil ring by the circumferential relative position for adjusting inner and outer rings 11,12, and a ring is mostly used, and improve
The utility value of device.
Preferably, the hollow-out parts 101 be strip notch, generatrix direction cloth of the strip notch along inner and outer rings 11,12
It puts, the strip notch is multiple, and each strip notch is arranged along the circumferencial direction uniform intervals of inner and outer rings 11,12.
Preferably, as shown in Fig. 2, being rolled up outside 11 upper end of the inner ring, an annular groove is formed, which is sleeved on outer shroud 12
Upper end forms the rotation track of outer shroud 12.
Further, height of the cover 22 in cover wall 21 is adjustable setting.It is gloomy in different test environments
The thickness of woods Litter-fall is possibly different from, however, Litter-fall thickness how, will ensure that the cover 22 is pressed on Litter-fall
Side, to prevent Litter-fall from, to the one side for decomposing cover 20, be unevenly distributed it by wind.Therefore the cover 22 is arranged to height by the present invention
Spend adjustable structure, it is ensured that under various circumstances, can say that Litter-fall compresses.
Preferably, 22 edge of the cover is equipped with buckle 221, and the buckle is respectively buckled 221 221 at least provided with two
It is centrosymmetrically arranged on the cover 22, the cover wall 21 is equipped with the card slots 23 with 221 cooperation of buckle, and the card slot 23 is along vertical
Direction is arranged at intervals at least two layers.
Further, fixing bracket 30 is additionally provided between the soil ring 10 and decomposition cover 20, the fixing bracket 30 is
One circular disk, the centre bore upper end decomposed cover 20 and be mounted on fixing bracket 30, the inner ring 11 of the soil ring 10 are pacified
Mounted in the centre bore lower end of fixing bracket 30, the disk support of the fixing bracket 30 drags in soil ring 10 and decomposes 20 periphery of cover
On ground.Soil ring 10 and decomposition cover 20 can be reliably connected by fixing bracket 30, while be helped using ground in face of the two,
Improve whole stability and reliability.
Further, soil temperature and humidity detection pipes 31, the soil temperature and humidity detection are additionally provided on the fixing bracket 30
Inside the lower end insertion soil of pipe 31, upper end is protruded out to above the disk of fixing bracket 30.In soil temperature and humidity detection pipes 31
Heart hole can by Temperature Humidity Sensor import soil inside, and convenient for sensor take out, further improve test accuracy and
Reliability.
Preferably, it is detachable connection between the soil temperature and humidity detection pipes 31 and fixing bracket 30, fixing bracket
Mounting hole is offered in 30 disk, soil temperature and humidity detection pipes 31 are inserted in the mounting hole.
Claims (8)
1. a kind of Forest Litter decomposition in situ device, it is characterised in that：Including soil ring (10) and decomposition in situ cover (20), institute
Soil ring (10) is stated as tubular structure, soil ring (10) insertion below ground is used to draw a circle to approve soil to be measured；It is described to decompose cover (20)
On the surface ground of soil ring (10), the cover (20) that decomposes includes cover wall (21) and the cover (22), the cover
(22) it is detachable connection with cover wall (21), the cover wall (21) and the cover (22) are net structure；
The soil ring (10) includes inner ring (11) and outer shroud (12), and the inner ring (11) and outer shroud (12), which relatively rotate, to be set,
Hollow-out parts (101) are equipped on the anchor ring of the inner ring (11) and outer shroud (12), when inner ring (11) is relatively rotated with outer shroud (12),
The hollow-out parts (101) in inner and outer rings (11,12) can be made to overlap or interlaced, when engraving in inner and outer rings (11,12)
When empty portion (101) overlaps, the passage through soil ring (10) anchor ring can be formed, the hollow out in inner and outer rings (11,12)
When portion (101) is interlaced, inner ring (11) and outer shroud (12) can enclose the anchor ring of a closing jointly.
2. Forest Litter decomposition in situ device according to claim 1, it is characterised in that：The hollow-out parts (101) are
Strip notch, the strip notch arrange that the strip notch is multiple, and each item along the generatrix direction of inner and outer rings (11,12)
Shape notch is arranged along the circumferencial direction uniform intervals of inner and outer rings (11,12).
3. Forest Litter decomposition in situ device according to claim 1, it is characterised in that：Outside inner ring (11) upper end
Volume forms an annular groove, which is sleeved on outer shroud (12) upper end, forms the rotation track of outer shroud (12).
4. Forest Litter decomposition in situ device according to claim 1, it is characterised in that：The cover (22) is in cover wall
(21) height on is adjustable setting.
5. Forest Litter decomposition in situ device according to claim 4, it is characterised in that：The cover (22) edge is set
There is buckle (221), the buckle (221) is at least provided with two, and each buckle (221) is centrosymmetrically arranged on the cover (22),
The cover wall (21) is equipped with the card slot (23) with buckle (221) cooperation, and the card slot (23) is vertically arranged at intervals with
At least two layers.
6. Forest Litter decomposition in situ device according to claim 1, it is characterised in that：The soil ring (10) is with dividing
Fixing bracket (30) is additionally provided between solution cover (20), the fixing bracket (30) is a circular disk, described to decompose cover (20)
Mounted on the centre bore upper end of fixing bracket (30), the inner ring (11) of the soil ring (10) is mounted in fixing bracket (30)
Heart hole lower end, the disk support of the fixing bracket (30) are dragged in soil ring (10) and decomposed on the ground of cover (20) periphery.
7. Forest Litter decomposition in situ device according to claim 6, it is characterised in that：On the fixing bracket (30)
Soil temperature and humidity detection pipes (31) are additionally provided with, the lower end of the soil temperature and humidity detection pipes (31) is inserted into inside soil, and upper end is convex
Above the disk for extending fixing bracket (30).
8. Forest Litter decomposition in situ device according to claim 7, it is characterised in that：The soil temperature and humidity detection
It is detachable connection to manage between (31) and fixing bracket (30), and mounting hole, soil are offered in the disk of fixing bracket (30)
Humiture detection pipes (31) are inserted in the mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610292390.3A CN105738181B (en) | 2016-04-29 | 2016-04-29 | Forest Litter decomposition in situ device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610292390.3A CN105738181B (en) | 2016-04-29 | 2016-04-29 | Forest Litter decomposition in situ device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105738181A CN105738181A (en) | 2016-07-06 |
| CN105738181B true CN105738181B (en) | 2018-05-25 |
Family
ID=56288088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610292390.3A Expired - Fee Related CN105738181B (en) | 2016-04-29 | 2016-04-29 | Forest Litter decomposition in situ device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105738181B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108617179B (en) * | 2018-05-03 | 2020-06-26 | 温州市聚达信息科技有限公司 | A meadow thing decomposition device that withers and falls for pasturing test area |
| CN110988303A (en) * | 2019-12-17 | 2020-04-10 | 中国科学院东北地理与农业生态研究所 | Device for measuring decomposition rates of litter in different soil layers of wetland and application |
Citations (9)
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|---|---|---|---|---|
| US2766797A (en) * | 1955-07-11 | 1956-10-16 | George T C Cowen | Gathering device |
| CN101696128A (en) * | 2009-10-26 | 2010-04-21 | 克拉玛依市克拉玛依区园林绿化管理局 | Method for rapidly rotting composting of litter in the open in autumn / winter |
| CN202050709U (en) * | 2011-04-15 | 2011-11-30 | 仲恺农业工程学院 | Dropped fruits collecting net |
| CN202873459U (en) * | 2012-07-06 | 2013-04-17 | 新疆林科院森林生态研究所 | Combined test device for forest litter collecting and rainfall redistributing |
| CN202916116U (en) * | 2012-12-03 | 2013-05-01 | 中国环境科学研究院 | Device for collecting litters of field observation quadrat in forest ecosystem |
| CN104226391A (en) * | 2014-09-26 | 2014-12-24 | 北京林业大学 | Litter decomposer |
| CN204495580U (en) * | 2015-04-20 | 2015-07-22 | 黑龙江省森林工程与环境研究所 | The device for filtering and collecting of a kind of Forest Litter and precipitation |
| CN204964228U (en) * | 2015-09-22 | 2016-01-13 | 中国林业科学研究院热带林业研究所 | Collect wither and fall device of thing of forest |
| CN205607728U (en) * | 2016-04-29 | 2016-09-28 | 安徽农业大学 | Forest thing normal position decomposition device that withers and falls |
-
2016
- 2016-04-29 CN CN201610292390.3A patent/CN105738181B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2766797A (en) * | 1955-07-11 | 1956-10-16 | George T C Cowen | Gathering device |
| CN101696128A (en) * | 2009-10-26 | 2010-04-21 | 克拉玛依市克拉玛依区园林绿化管理局 | Method for rapidly rotting composting of litter in the open in autumn / winter |
| CN202050709U (en) * | 2011-04-15 | 2011-11-30 | 仲恺农业工程学院 | Dropped fruits collecting net |
| CN202873459U (en) * | 2012-07-06 | 2013-04-17 | 新疆林科院森林生态研究所 | Combined test device for forest litter collecting and rainfall redistributing |
| CN202916116U (en) * | 2012-12-03 | 2013-05-01 | 中国环境科学研究院 | Device for collecting litters of field observation quadrat in forest ecosystem |
| CN104226391A (en) * | 2014-09-26 | 2014-12-24 | 北京林业大学 | Litter decomposer |
| CN204495580U (en) * | 2015-04-20 | 2015-07-22 | 黑龙江省森林工程与环境研究所 | The device for filtering and collecting of a kind of Forest Litter and precipitation |
| CN204964228U (en) * | 2015-09-22 | 2016-01-13 | 中国林业科学研究院热带林业研究所 | Collect wither and fall device of thing of forest |
| CN205607728U (en) * | 2016-04-29 | 2016-09-28 | 安徽农业大学 | Forest thing normal position decomposition device that withers and falls |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105738181A (en) | 2016-07-06 |
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Granted publication date: 20180525 Termination date: 20190429 |