CN111623707A - Plant overground part phenotype data acquisition and sample space coordinate measuring platform - Google Patents

Abstract

The invention discloses a plant aboveground phenotype data collection and sample space coordinate measurement platform. It includes a base, a camera and a probe needle. The base is provided with a rotary support for placing plants. The probe needle is connected to the base through the probe needle bracket. The bracket includes a vertical bracket and a horizontal bracket. The lower end of the vertical bracket is connected to the base, the upper end is connected to one end of the horizontal bracket, the other end of the horizontal bracket is connected to the probe needle, and the camera is connected to the base. The present invention is easy to carry and does not have high requirements on the cleanliness of the measurement object. The present invention can collect the growth status and root system of plants, and the rotary support of the present invention can be rotated and raised, and the vertical sunshade frame can be raised and lowered to meet the measurement requirements of plants of different heights. During the measurement process, the required value can be read directly according to the dial, vertical bracket and horizontal bracket, which reduces the time for measurement and conversion.

Description

A platform for plant shoot phenotype data collection and sample spatial coordinate measurement

technical field

The invention relates to the technical field of plant phenotype data collection and plant sample three-dimensional space configuration, in particular to a plant aboveground phenotype data collection and sample space coordinate measurement platform.

Background technique

How to obtain the above-ground phenotype data of plants and how to measure the three-dimensional spatial distribution of plant samples are important research contents of plant phenomics. Plant phenotypic data and the three-dimensional configuration of plants determine the physiological and ecological functions of plants. Obtaining plant phenotypic parameters and measuring the three-dimensional spatial topology of plants are the basic tasks to quantitatively describe the growth state of plants. Although various types of digitizers commonly used in the industry can provide high test accuracy, on the one hand, these 3D digitizers have high requirements on the cleanliness of the working environment, and are not suitable for the determination of plant samples and the occasions with heavy pollutants such as soil use. On the other hand, the price of 3D digitizers in industry is relatively high, which is not suitable for the needs of agricultural scientific research, especially the requirements for sample testing in the field. Therefore, it is necessary to develop a comprehensive measuring platform according to the actual needs of plant data collection and plant sample configuration, which will effectively solve the difficulty that existing instruments cannot measure on the spot.

SUMMARY OF THE INVENTION

In order to solve the deficiencies in the prior art, the present invention provides a plant aboveground phenotype data collection and sample space coordinate measurement platform, which solves the technical problem that the comprehensive test bench in the prior art is inconvenient for on-the-spot measurement.

In order to achieve the above goals, the present invention adopts the following technical solutions:

A plant aboveground phenotype data collection and sample space coordinate measurement platform: including a base, a camera and a probe needle, the base is provided with a rotary support for placing plants, the probe needle is connected to the base through the probe needle bracket, and the probe needle bracket includes a vertical The lower end of the vertical support is connected to the base, the upper end is connected to one end of the horizontal support, the other end of the horizontal support is connected to the detection pin, and the camera is connected to the base.

As a preferred solution of the present invention, the aforesaid platform for collecting phenotype data on the aboveground parts of plants and measuring the coordinates of the sample space: the camera is connected to the base through a sunshade frame, and the sunshade frame includes a vertical sunshade frame and is connected to the top of the vertical sunshade frame The camera is connected to the transverse sunshade, and the transverse sunshade is set just above the swivel bracket.

As a preferred solution of the present invention, the aforesaid platform for collecting phenotype data on the aboveground parts of plants and measuring the coordinates of the sample space: the vertical sunshade frame is retractable and is provided with a retractable bracket for fixing the retractable state.

As a preferred solution of the present invention, the above-mentioned platform for collecting phenotype data on the above-ground parts of plants and measuring the spatial coordinates of samples: the vertical sunshade frame is also provided with a curtain facing the camera.

As a preferred solution of the present invention, the above-mentioned platform for collecting phenotype data on the above-ground parts of plants and measuring the spatial coordinates of samples: a supplementary light device is also provided below the horizontal sunshade.

As a preferred solution of the present invention, the above-mentioned plant aboveground phenotype data collection and sample space coordinate measurement platform: the vertical support and the horizontal support can be telescopically arranged and are provided with a scale for displaying the position of the probe needle.

As a preferred solution of the present invention, the above-mentioned platform for data collection and sample space coordinate measurement of aboveground parts of plants: the rotary support is further provided with a dial for displaying the rotation angle of the rotary support.

As a preferred solution of the present invention, the above-mentioned platform for collecting phenotype data of above-ground parts of plants and measuring the spatial coordinates of samples: the rotary support can be extended up and down relative to the base.

As a preferred solution of the present invention, the aforementioned platform for collecting phenotype data on the aboveground parts of plants and measuring the spatial coordinates of samples: the side of the rotary support is also provided with fixing screws for fixing the sampling barrel.

As a preferred solution of the present invention, the aforesaid platform for collecting phenotype data of aboveground parts of plants and measuring the spatial coordinates of samples further includes a fixing clip for holding plants, and the fixing clip is connected to the base through a fixing clip bracket.

Beneficial effects achieved by the present invention: compared to the prior art, the present invention is easy to carry and does not require high cleanliness of the measurement object. The present invention can collect the growth status and root system of plants, and the rotary support of the present invention can be rotated and raised, and the vertical sunshade frame can be raised and lowered to meet the measurement requirements of plants of different heights. During the measurement process, the required value can be read directly according to the dial, vertical bracket and horizontal bracket, which reduces the time of measurement and conversion.

Description of drawings

Fig. 1 is the axonometric view one of the overall structure of the present invention;

Fig. 2 is the axonometric view two of the overall structure of the present invention;

Fig. 3 is a partial enlarged view of Fig. 1 (hidden curtain);

The meaning of the reference numerals: 1-base; 2-rotary table; 3-probe pin; 3-probe pin holder; 4-vertical sunshade frame; 5-horizontal sunshade; 6-camera; 7-curtain; 8- Fixing clip bracket; 21-Fixing screw; 22-Dial; 23-Sampling barrel; 31-Vertical bracket; 32-Transverse bracket; 41-Telescopic bracket;

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.

As shown in Figures 1 to 3: this embodiment discloses a plant aboveground phenotype data collection and sample space coordinate measurement platform: including a base 1, a camera 6 and a probe 3, and the base 1 is provided with a rotary for placing plants. The bracket 2, the probe needle 3 is connected to the base 1 through the probe needle bracket 3. The probe needle bracket 3 includes a vertical bracket 31 and a horizontal bracket 32. The lower end of the vertical bracket 31 is connected to the base 1, and the upper end is connected to one end of the horizontal bracket 32. The other end of the bracket 32 is connected to the probe needle 3 , and the camera 6 is connected to the base 1 . The base 1 is provided with an operation panel for controlling the test bench and a display device for displaying the working state.

The camera 6 in this embodiment is connected to the base 1 through a sunshade frame. The sunshade frame includes a vertical sunshade frame 4 and a lateral sunshade bench 5 connected to the top of the vertical sunshade frame 4. The camera 6 is connected to the horizontal sunshade bench 5. It can be fixed by a camera bracket, and the lateral sunshade 5 is arranged directly above the swivel bracket 2 .

The vertical sunshade frame 4 is retractable and provided with a telescopic bracket 41 for fixing the telescopic state, and the telescopic bracket 41 is used for locking the vertical sunshade frame 4 after height adjustment in a predetermined fixed position.

The vertical sunshade frame 4 is further provided with a curtain 7 which is arranged facing the camera 6 , and the curtain 7 preferably adopts a solid color, so as to provide a better shooting background for the camera 6 .

A supplementary light device 51 is also provided below the horizontal sunshade 5. The supplementary light device 51 preferably adopts a surface light source, and the brightness can be adjusted.

Both the vertical support 31 and the horizontal support 32 can be telescopically arranged and are provided with scales for displaying the position of the probe 3. For example, the vertical support 31 is also provided with a slider that can move up and down, that is to say, the vertical support 31 and the horizontal support 32 The retractable structure can make the probe needle 3 form a two-dimensional motion mechanism in the plane, so that the probe needle 3 can reach any position in the plane. Moreover, the scale can directly read the coordinates of the probe needle 3, which is convenient to directly count the sample Measure vertically.

On the other hand, the rotary support 2 is also provided with a dial 22 for displaying the rotation angle of the rotary support 2, and the dial is used to count the rotation angle of the sample.

The swivel bracket 2 can extend up and down relative to the base 1 . The side of the rotary support 2 is also provided with a fixing screw 21 for fixing the sampling barrel 23, that is, a top wire. The fixing screw 21 is connected to the swivel bracket 2 by screwing, and the end of the fixing screw 21 is against the sampling barrel 23 .

It also includes a fixing clip 81 for holding plants, the fixing clip 81 is connected to the base 1 through the fixing clip bracket 8, and the fixing clip 81 is used for holding the plant and is used when measuring the root system.

When in use, the sampling barrel 23 is placed on the turntable 2 and fixed by fixing screws 21 . Depending on the size of the plant sample, make adjustments to the shade. The height of the sunshade is controlled by the telescopic bracket 41 to achieve the effect of blocking light. After fixing the sunshade, lift the curtain 7 up and down as needed to arrange the shooting background. Rotate the turntable 2 as needed to shoot plant samples from different angles. The brightness of the supplementary light device 51 is controlled according to the needs of the actual environment. Use camera 6 to collect plant phenotype data including plant leaf average (maximum) leaf length, average (maximum) leaf width, average (maximum) leaf circumference, average (maximum) leaf area, number of leaves, total green leaf area, total area , green leaf area ratio, etc.

按一定次数旋转回转台架2共360°测取完一层的所有植物样本坐标后，将竖向支架31上移3-5mm，再重复进行下一层的数据测量，直到完成植物样本地上部所有原始坐标Original coordinates

的测量，其中i＝0，1,2,3……。After collecting the above-ground phenotypic parameters of the plants, the spatial coordinates of the plant samples were measured. Align the 0° scale line of the dial 22 on the rotary table with the 0° scale line on the workbench, move the horizontal support 31 and the vertical support 32 to make the probe needle 3 touch the intersection of the main root of the plant and the soil plane, and record the origin of the coordinates (x ₀ , z ₀ , θ ₀ ), including the horizontal bracket reading x, the vertical bracket reading z, and the dial reading θ. When measuring the spatial coordinates of the plant aboveground, move the vertical support 31 about 3-5mm from the origin of the plant sample coordinates according to the growth status of the plant, and start the measurement, turn the turntable 2, and move the horizontal support 32, so that the probe needle 3 touches the sample, and sequentially Read and record the values of the dial 22, the horizontal support 31 and the vertical support 32

Rotate the turntable 2 for a certain number of times for a total of 360° after measuring the coordinates of all the plant samples on the first floor, move the vertical support 31 up by 3-5mm, and repeat the data measurement of the next floor until the above-ground part of the plant samples is completed. All original coordinates Original coordinates

, where i = 0, 1, 2, 3... .

按一定次数旋转回转台架2共360°测取完一层的所有植物根系样本坐标后，将样筒23向上推移出同等厚度的土层3-5mm，用针尖挑拨清除土壤。再次重复进行下一土层的植物根系坐标测量，直到完成一株小麦根系的所有原始坐标Originalcoordinates

的测量，其中i＝0，1,2,3……。When it is necessary to measure the spatial coordinates of the root system, first remove the sampling bucket 23 to keep the plant samples and soil on the turntable 2, and then use the fixing clips 81 to slightly fix the plant samples so that they can rotate but cannot move in the x and y directions, and then according to the wheat The growth status of the root system starts from the coordinate origin (x ₀ , z ₀ , θ ₀ ) down to 3-5mm thickness to remove the soil with a needle tip, expose the root system and move down the vertical support 31 about 3-5mm from the coordinate origin of the plant sample Start the measurement, rotate the turntable 2, move the horizontal support 32, make the probe needle 3 touch the root sample, and read and record the values of the dial 22, the horizontal support 31 and the vertical support 32 in turn.

After rotating the rotary table 2 for a certain number of times for a total of 360°, after measuring the coordinates of all plant root samples on one layer, push the sample tube 23 upwards to a soil layer of the same thickness by 3-5mm, and use a needle to pick and remove the soil. Repeat the plant root coordinate measurement for the next soil layer again until all the original coordinates of a wheat root system are completed.

, where i = 0, 1, 2, 3... .

相对坐标Relative coordinates

笛卡尔坐标Absolute coordinates

的换算方法是：Original coordinates

Relative coordinates

Cartesian coordinates Absolute coordinates

The conversion method is:

This embodiment can also be equipped with a control system, for example, an automatic rotation device is configured on the turntable 2 to realize semi-automatic measurement.

Now for the prior art, this embodiment is easy to carry, does not require high cleanliness of the measurement object, and is more suitable for field sample testing. The present invention can collect the growth status and root system of plants, and the rotary support 2 of the present invention can be rotated and raised, and can be raised and lowered with the vertical sunshade frame 4 to meet the measurement requirements of plants of different heights. During the measurement process, the required value can be directly read according to the dial 22, the vertical support 31, and the horizontal support 32, which reduces the time for measurement and conversion.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principle of the present invention, several improvements and modifications can also be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.

Claims (10)

1. A plant aboveground phenotype data collection and sample space coordinate measurement platform, characterized in that: it comprises a base (1), a camera (6) and a probe needle (3), and the base (1) is provided with a base (1) for placing plants The swivel bracket (2), the probe needle (3) is connected to the base (1) through the probe needle bracket (3), and the probe needle bracket (3) includes a vertical bracket (31) and a horizontal bracket (32), The lower end of the vertical support (31) is connected to the base (1), the upper end is connected to one end of the horizontal support (32), and the other end of the horizontal support (32) is connected to the detection pin (3), and the camera (6) Attached to the base (1). 2. A plant aboveground phenotype data collection and sample space coordinate measurement platform according to claim 1, characterized in that: the camera (6) is connected to the base (1) through a sunshade frame, and the sunshade frame comprises A vertical sunshade frame (4) and a horizontal sunshade (5) connected to the top of the vertical sunshade frame (4), the camera (6) is connected to the horizontal sunshade (5), and the horizontal sunshade (5) is provided with directly above the swivel bracket (2). 3. A plant aboveground phenotype data collection and sample space coordinate measurement platform according to claim 2, characterized in that: the vertical sunshade (4) is retractable and provided with a telescopic bracket for fixing the telescopic state (41). 4. The above-ground plant phenotype data collection and sample space coordinate measurement platform according to claim 2, wherein the vertical sunshade frame (4) is further provided with a curtain facing the camera (6). (7). 5 . The above-ground plant phenotype data collection and sample space coordinate measurement platform according to claim 2 , characterized in that: a supplementary light device ( 51 ) is further provided below the lateral sunshade ( 5 ). 6 . 6. A plant aboveground phenotype data collection and sample space coordinate measurement platform according to claim 1, characterized in that: the vertical support (31) and the horizontal support (32) can be telescopically arranged and are provided with on the scale showing the position of the probe needle (3). 7 . The above-ground plant phenotype data collection and sample space coordinate measurement platform according to claim 1 , wherein the rotary support ( 2 ) is further provided with a scale for displaying the rotation angle of the rotary support ( 2 ). 8 . plate (22). 8 . The above-ground plant phenotype data collection and sample space coordinate measurement platform according to claim 1 , wherein the rotary support ( 2 ) can extend up and down relative to the base ( 1 ). 9 . 9 . The above-ground plant phenotype data collection and sample space coordinate measurement platform according to claim 1 , characterized in that: a side part of the rotary support ( 2 ) is further provided with a device for fixing the sampling barrel ( 23 ). 10 . Set screw (21). 10. The above-ground plant phenotype data collection and sample space coordinate measurement platform according to claim 1, characterized in that it further comprises a fixing clip (81) for holding plants, the fixing clip (81) It is connected to the base (1) through the fixing clip bracket (8).

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