CN113324785A - Method for quickly setting forest survey sample plot - Google Patents
Method for quickly setting forest survey sample plot Download PDFInfo
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- CN113324785A CN113324785A CN202110630701.3A CN202110630701A CN113324785A CN 113324785 A CN113324785 A CN 113324785A CN 202110630701 A CN202110630701 A CN 202110630701A CN 113324785 A CN113324785 A CN 113324785A
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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
- G01N1/02—Devices for withdrawing samples
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G23/00—Forestry
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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
- G01N1/02—Devices for withdrawing samples
- G01N2001/021—Correlating sampling sites with geographical information, e.g. GPS
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- General Health & Medical Sciences (AREA)
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Abstract
The invention provides a method for quickly setting a forest survey sample plot, which comprises the following steps of S1: determining the specification and the size of a sample plot; s2: tool preparation: preparing a tape measure, a stake, a fiber rope and a compass. The method firstly grasps the current situations of complexity, time consumption and labor consumption of the conventional and traditional forest sample plot setting method, and has the advantages of strong operability, time and labor saving, high efficiency and cost saving. The invention has the advantages of clear purpose, and establishment of a feasible and feasible sample plot setting method, so that the sample plot setting achieves the purposes of regularity and standardization, the input of manpower is reduced, the time is greatly shortened, the damage to the sample plot is reduced, and the strong and powerful guarantee is provided for the research of forest resource investigation, carbon reserves, carbon sequestration capacity and the like. The method is simple and practical, strong in operability and remarkable in effect, is an environment-friendly and ecological efficient sample plot setting technology, is suitable for sample plot setting of various forest type surveys and related researches, and has wide application prospects.
Description
Technical Field
The invention relates to the technical field of forest community monitoring, in particular to a method for quickly setting a forest survey sample plot.
Background
Forests are the main body of the land ecosystem and are also an important part of the global climate system, and have a very important position in the global carbon cycle research, and hold the hope of reducing the content of atmospheric CO2 and slowing down the global warming trend of human beings. Therefore, the research on the exact carbon storage and carbon fixation capacity of the forest ecosystem has become a research hotspot of current ecology and related disciplines. On the other hand, restoration of plant diversity is an important content and sign for restoration and reconstruction of a degraded ecosystem. The forest is the highest and most stable type of vegetation natural succession, so the evolution law of the composition and diversity of a plant community in the vegetation natural restoration succession process is discussed through the investigation of a typical sample of a forest ecological system, and the forest has important theoretical value and practical significance for discussing the vegetation natural succession law, answering some key problems in artificial vegetation construction and further guiding the vegetation construction of a fragile ecological area.
The space-time scale and research means of the carbon sequestration capacity and carbon reserve of the forest ecosystem can roughly divide the research methods into 3 types: sample plot inventory, model simulation, and remote sensing estimation, wherein sample plot inventory is the most basic and reliable method. Meanwhile, the establishment of the typical sample is also the basis for the research on the vegetation community composition, the biological diversity and the succession rule of the forest ecological system. The traditional method is clumsy, long in time consumption and serious in manpower waste in the field investigation process, greatly influences the field investigation progress, is very slow in the pile fixing process, and is easy to move due to shallow and loose soil layers, so that great errors are brought to measurement.
Disclosure of Invention
The invention aims to provide a method for quickly and accurately setting a forest community survey sample, which is easy to implement and simple and convenient to operate, not only keeps the regularity of the shape of the sample, but also saves a large amount of time and manpower, lightens tools carried during field operation, greatly improves the working efficiency, is safe and efficient, is convenient to carry, and has a wide application range.
In order to achieve the above purpose, the invention provides the following technical scheme: a method for quickly setting a forest survey sample plot comprises the following steps:
s1: determining the specification and size of the sample plot: according to the complex condition of forest type composition or structure, determining the specification and area of the survey sample plot on the premise of not less than the total survey area;
s2: tool preparation: preparing a tape measure, a stake, a fiber rope and a compass;
s3: sample mark and direction determination: selecting a sample plot starting point and embedding a stake, respectively moving the stake in two directions by using two tape gauges, and determining that the two directions are right angles;
s4: and (3) carrying out sample enclosing: extending along two directions, acquiring length L according to needs, defining the lengths of the two directions as L1 and L2 respectively, measuring the gradient by using a compass, correcting by L ═ Ls ÷ cos alpha, wherein L represents the side length of a slope sample plot, Ls represents the projection length, alpha represents the average gradient, cos represents the cosine of an angle, similarly, arranging piles at the positions after the lengths are acquired, drawing fiber ropes between pile points, respectively extending from the pile points to the opposite lines in parallel until the two lines are closed, thereby forming a square regular sample plot, and arranging piles at the closed positions.
Further, in the present invention, in step S1, the trend of four edges and the positions of four corner points of the sample plot can be determined through actual survey or map analysis, and a coordinate system of the sample plot can be preliminarily determined.
Further, in the invention, the marked pile is one of a cement pile, a PVC pipe pile or a stainless steel pile.
Further, in the present invention, LS in the step S4 is a projection length, and projection lengths in two directions are defined as LS1 and LS2, that is, lengths of two sides of the planar projection are LS1 and LS 2.
Further, in the invention, the length of the stake is more than 20 cm.
Further, in the invention, the stake comprises a shell, the shell is a hollow up-down through structure, the shell is rectangular, positioning components are arranged on four sides of the shell, each positioning component comprises first sliding rails symmetrically fixed on the shell, a first sliding groove is formed in each first sliding rail, a first sliding block is arranged in each first sliding groove in a sliding mode, a connecting rod is fixedly connected onto each first sliding block, a rotary supporting arm is rotatably connected onto each connecting rod, an anti-skid seat is fixedly connected to the bottom of each rotary supporting arm, and anti-skid grains are arranged at the bottom of each anti-skid seat;
a second sliding rail is fixedly connected to the inner cavity of the shell, a second sliding chute is connected to the second sliding rail in a sliding mode, a second sliding block is fixedly connected to the second sliding chute, a drilling motor is fixedly connected to the second sliding block, and an output shaft of the drilling motor is fixedly connected with a ground drilling rod;
fixedly connected with mount pad on the casing, install intelligent positioning mechanism on the mount pad, solar cell panel is still installed to the mount pad, solar cell panel is the power supply of intelligent positioning mechanism.
Furthermore, in the invention, the intelligent positioning mechanism comprises a storage battery, an inverter, a processor, a communication module, a positioning module and a distance measuring device; the communication module is respectively and electrically connected with the positioning module and the processor, the storage battery is electrically connected with the processor, the solar cell panel is connected with the storage battery through the inverter, and the storage battery is connected with the drilling motor.
Further, in the present invention, the communication module adopts an SIM communication module, and the positioning module is at least one of a WiFi positioning module, a GPS positioning module, and a bluetooth positioning module.
Further, in the present invention, the number of the second slide rails and the number of the second slide grooves are four, and the four second slide rails are respectively fixed on the inner wall of the housing.
The beneficial effects are that the technical scheme of this application possesses following technological effect:
1. the invention firstly grasps the current situations of tedious, time-consuming and labor-consuming conventional and traditional forest sample plot setting methods, and provides a method for quickly setting temporary sample plots for forest field investigation, which has strong operability, time and labor conservation, high efficiency and cost conservation. The invention has the advantages of clear purpose, and establishment of a feasible and feasible sample plot setting method, so that the sample plot setting achieves the purposes of regularity and standardization, the input of manpower is reduced, the time is greatly shortened, the damage to the sample plot is reduced, and the strong and powerful guarantee is provided for the research of forest resource investigation, carbon reserves, carbon sequestration capacity and the like. The method is simple and practical, strong in operability and remarkable in effect, is an environment-friendly and ecologically efficient sample plot setting technology, is suitable for sample plot setting of various forest type surveys and related researches, and has wide application prospects.
2. The stake provided by the invention has multiple functions, is convenient and quick to use, and greatly improves the efficiency of quickly setting the sample plot.
It should be understood that all combinations of the foregoing concepts and additional concepts described in greater detail below can be considered as part of the inventive subject matter of this disclosure unless such concepts are mutually inconsistent.
The foregoing and other aspects, embodiments and features of the present teachings can be more fully understood from the following description taken in conjunction with the accompanying drawings. Additional aspects of the present invention, such as features and/or advantages of exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of specific embodiments in accordance with the teachings of the present invention.
Drawings
The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of the stake of the present invention.
Fig. 2 is a schematic view of the stake of the present invention in open use.
In the figures, the meaning of the reference numerals is as follows: 1. a housing; 2. a first slide rail; 3. a first chute; 4. a first slider; 5. a connecting rod; 6. rotating the support arm; 7. an anti-slip seat; 8. a second slide rail; 9. a second chute; 10. a second slider; 11. a drilling motor; 12. drilling a ground rod; 13. a mounting seat; 14. an intelligent positioning mechanism; 15. a solar cell panel.
Detailed Description
In order to better understand the technical content of the present invention, specific embodiments are described below with reference to the accompanying drawings. In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily intended to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any one implementation. In addition, some aspects of the present disclosure may be used alone, or in any suitable combination with other aspects of the present disclosure.
A method for quickly setting a forest survey sample plot comprises the following steps:
s1: determining the specification and size of the sample plot: according to the complex condition of forest type composition or structure, determining the specification and area of the survey sample plot on the premise of not less than the total survey area;
s2: tool preparation: preparing a tape measure, a stake, a fiber rope and a compass;
s3: sample mark and direction determination: selecting a sample plot starting point and embedding a stake, respectively moving the stake in two directions by using two tape gauges, and determining that the two directions are right angles;
s4: and (3) carrying out sample enclosing: extending along two directions, acquiring length L according to needs, defining the lengths of the two directions as L1 and L2 respectively, measuring the gradient by using a compass, correcting by L ═ Ls ÷ cos alpha, wherein L represents the side length of a slope sample plot, Ls represents the projection length, alpha represents the average gradient, cos represents the cosine of an angle, similarly, arranging piles at the positions after the lengths are acquired, drawing fiber ropes between pile points, respectively extending from the pile points to the opposite lines in parallel until the two lines are closed, thereby forming a square regular sample plot, and arranging piles at the closed positions.
The embodiment firstly grasps the current situations of complexity, time consumption and labor consumption of the conventional and traditional forest sample plot setting method, and the embodiment provides the method for quickly setting the temporary sample plot in forest field investigation, which has the advantages of strong operability, time and labor saving, high efficiency and cost saving. The embodiment has a clear purpose, and a practical and feasible sample plot setting method is formulated, so that the sample plot setting achieves the purposes of regularity and standardization, the input of manpower is reduced, the time is greatly shortened, meanwhile, the damage to the sample plot is reduced, and a strong guarantee is provided for the research of forest resource investigation, carbon reserves, carbon sequestration capacity and the like. The embodiment is simple and practical, has strong operability and obvious effect, is an environment-friendly and ecological efficient sample plot setting technology, is suitable for sample plot setting of various forest type surveys and related researches, and has wide application prospect
In this embodiment, the step S1 may specifically determine the trend of four edges and the positions of four corner points of the sample plot through actual survey or map analysis, and preliminarily determine a coordinate system of the sample plot.
In this embodiment, mark stake is one of them for cement stake, PVC tubular pile or stainless steel pile, the length of marking the stake is greater than 20 cm.
In this embodiment, LS in step S4 is a projection length, and projection lengths in two directions are defined as LS1 and LS2, that is, lengths of two sides of the planar projection are LS1 and LS 2.
As shown in fig. 1-2, the stake includes a casing 1, the casing 1 is a hollow up-down through structure, the casing 1 is rectangular, positioning components are disposed on four sides of the casing 1, the positioning components include first sliding rails 2 symmetrically fixed on the casing 1, first sliding grooves 3 are disposed on the first sliding rails 2, first sliding blocks 4 are slidably disposed in the first sliding grooves 3, connecting rods 5 are fixedly connected to the first sliding blocks 4, rotary supporting arms 6 are rotatably connected to the connecting rods 5, anti-skid seats 7 are fixedly connected to the bottoms of the rotary supporting arms 6, anti-skid patterns are disposed at the bottoms of the anti-skid seats 7, second sliding rails 8 are fixedly connected to the inner cavity of the casing 1, second sliding grooves 9 are slidably connected to the second sliding rails 8, in this embodiment, the number of the second sliding rails 8 and the second sliding grooves 9 is four, the four second sliding rails 8 are respectively fixed on the inner wall of the casing 1, and second sliding grooves 10 are fixedly connected to the second sliding grooves 9, a drilling motor 11 is fixedly connected to the second sliding block 10, and an output shaft of the drilling motor 11 is fixedly connected with a ground drilling rod 12;
fixedly connected with mount pad 13 on casing 1, install intelligent positioning mechanism 14 on the mount pad 13, solar cell panel 15 is still installed to mount pad 13, and solar cell panel 15 is the power supply of intelligent positioning mechanism 14.
In use, rotatory rotation support arm 6, then drop-down rotation support arm 6, rotation support arm 6 drives connecting rod 5 and the motion of first slider 4, first slider 4 slides in first spout 3, until suitable position, bottom and ground in close contact with antiskid seat 7, can fix a position casing 1, but casing 1 still is possible to slide like this, later open drilling motor 11, drilling motor 11 drives brill ground pole 12 and rotates, press down second slider 10 can insert brill ground pole 12 gradually to ground, and then reach the effect of complete fixation, and convenient to use is swift, need not artifical excavation landfill, even having met the rock layer also can be quick fixed mounting smoothly, the efficiency of use has been improved, the efficiency that has improved the same plot fast setting greatly, the accuracy that the same plot that also improves when preventing the stake displacement set up.
The intelligent positioning mechanism 14 comprises a storage battery, an inverter, a processor, a communication module, a positioning module and a distance measuring device; the communication module is respectively and electrically connected with the positioning module and the processor, the storage battery is electrically connected with the processor, the solar cell panel 15 is connected with the storage battery through the inverter, and the storage battery is connected with the drilling motor 11.
In this embodiment, the communication module adopts an SIM communication module, and the positioning module is at least one of a WiFi positioning module, a GPS positioning module, and a bluetooth positioning module. The positioning module sends the position information to the processor, the processor transmits the position information to the mobile phone through the communication module, and the distance measuring module can measure the distance between the stakes and sends the distance to the mobile phone through the processor and the communication module. The solar panel 15 converts solar energy into electric energy to power the device.
The stake that this embodiment provided has multiple functions, and convenient to use is swift, has improved the efficiency that the samming set up fast greatly.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention should be determined by the appended claims.
Claims (9)
1. A method for quickly setting forest survey plots is characterized by comprising the following steps:
s1: determining the specification and size of the sample plot: according to the complex condition of forest type composition or structure, determining the specification and area of the survey sample plot on the premise of not less than the total survey area;
s2: tool preparation: preparing a tape measure, a stake, a fiber rope and a compass;
s3: sample mark and direction determination: selecting a sample plot starting point and embedding a stake, respectively moving the stake in two directions by using two tape gauges, and determining that the two directions are right angles;
s4: and (3) carrying out sample enclosing: extending along two directions, acquiring length L according to needs, defining the lengths of the two directions as L1 and L2 respectively, measuring the gradient by using a compass, correcting by L ═ Ls ÷ cos alpha, wherein L represents the side length of a slope sample plot, Ls represents the projection length, alpha represents the average gradient, cos represents the cosine of an angle, similarly, arranging piles at the positions after the lengths are acquired, drawing fiber ropes between pile points, respectively extending from the pile points to the opposite lines in parallel until the two lines are closed, thereby forming a square regular sample plot, and arranging piles at the closed positions.
2. The method for rapidly setting the forest survey sample plot according to claim 1, wherein the method comprises the following steps: specifically, in step S1, the trend of four edges and the positions of four corners of the sample plot can be determined through actual survey or map analysis, and a coordinate system of the sample plot can be preliminarily determined.
3. The method for rapidly setting the forest survey sample plot according to claim 1, wherein the method comprises the following steps: the stake of marking is one of cement stake, PVC tubular pile or stainless steel stake.
4. The method for rapidly setting the forest survey sample plot according to claim 1, wherein the method comprises the following steps: LS in the step S4 is a projection length, and projection lengths in two directions are defined as LS1 and LS2, that is, lengths of two sides of the planar projection are LS1 and LS 2.
5. A method for fast setting forest survey samples according to claim 3, characterized in that: the length of the stake is more than 20 cm.
6. A method for quickly setting forest survey samples according to claim 5, wherein the method comprises the following steps: the stake comprises a shell (1), wherein the shell (1) is of a hollow up-down through structure, the shell (1) is rectangular, positioning assemblies are arranged on four sides of the shell (1) and comprise first sliding rails (2) symmetrically fixed on the shell (1), a first sliding groove (3) is formed in each first sliding rail (2), a first sliding block (4) is arranged in each first sliding groove (3) in a sliding mode, a connecting rod (5) is fixedly connected to each first sliding block (4), a rotary supporting arm (6) is rotatably connected to each connecting rod (5), an anti-skid seat (7) is fixedly connected to the bottom of each rotary supporting arm (6), and anti-skid grains are arranged at the bottom of each anti-skid seat (7);
a second sliding rail (8) is fixedly connected to the inner cavity of the shell (1), a second sliding chute (9) is connected to the second sliding rail (8) in a sliding mode, a second sliding block (10) is fixedly connected to the second sliding chute (9), a drilling motor (11) is fixedly connected to the second sliding block (10), and an output shaft of the drilling motor (11) is fixedly connected with a ground drilling rod (12);
fixedly connected with mount pad (13) on casing (1), install intelligent positioning mechanism (14) on mount pad (13), solar cell panel (15) are still installed in mount pad (13), solar cell panel (15) are intelligent positioning mechanism (14) power supply.
7. A method for quickly setting forest survey samples according to claim 6, wherein the method comprises the following steps: the intelligent positioning mechanism (14) comprises a storage battery, an inverter, a processor, a communication module, a positioning module and a distance measuring device; the communication module is respectively and electrically connected with the positioning module and the processor, the storage battery is electrically connected with the processor, the solar cell panel (15) is connected with the storage battery through the inverter, and the storage battery is connected with the drilling motor (11).
8. The method for rapidly setting the forest survey sample plot according to claim 7, wherein the method comprises the following steps: the communication module adopts an SIM communication module, and the positioning module is at least one of a WiFi positioning module, a GPS positioning module and a Bluetooth positioning module.
9. A method for quickly setting forest survey samples according to claim 6, wherein the method comprises the following steps: the number of the second sliding rails (8) and the number of the second sliding grooves (9) are four, and the four second sliding rails (8) are respectively fixed on the inner wall of the shell (1).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114841625A (en) * | 2022-06-30 | 2022-08-02 | 四川省林业和草原调查规划院(四川省林业和草原生态环境监测中心) | National forest resource continuous checking cloud platform and sample plot monitoring method |
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