Longmen high-throughput phenotype acquisition and analysis platform (ground orbit)

1、 Product Introduction

Longmen high-throughput phenotype acquisition and analysis platform (ground orbit)It is a field orbital phenotype monitoring device developed for long-term continuous dynamic monitoring of plant phenotypes under the interaction of genes and environment, which exhibits spatiotemporal dynamic changes. The central imaging unit supports the configuration of multiple types of imaging sensors, effectively ensuring high compatibility between the platform and construction requirements.Longmen high-throughput phenotype acquisition and analysis platform (ground orbit)Continuous measurement of organ scale phenotypic characteristics and physiological parameter changes during crop growth in field environments can be achieved, enabling high-throughput analysis of physiological traits such as photosynthetic efficiency, stress and stress resistance, and screening of stress tolerant varieties.

2、 Functional Features

1. Multi scenario application: It can collect and apply high-throughput phenotype parameters of crops in field or indoor scenes, adapt to field environment, crop cultivation requirements, user experimental requirements, and crop physiological requirements, and meet the field operation needs of different planting densities. ‌

2. Multimodal imaging system: integrated with RGB cameras, multispectral and hyperspectral sensors, supporting detection of leaf morphology, chlorophyll content, and water stress.

3. Configure a 360 degree rotating platform and laser scanning device to achieve 3D reconstruction of plants, which can analyze parameters such as plant height and canopy volume (with an accuracy of ± 1.5 mm).

4. Intelligent control unit: Built in environmental sensor module, real-time monitoring and recording of environmental parameters, including air temperature and humidity, light intensity, and soil moisture data.

5. Environmental adaptability: The track system adopts anti-corrosion coating and sealed bearings, supporting all-weather field operation.

6. XYZ three-axis automatic movement: The system is based on PCL fully automatic control system, which realizes the full automatic movement and acquisition operation of the central imaging unit, reducing manual operation errors.

7. Equipped with data acquisition and analysis software: integrating multiple optical sensor acquisition interfaces, the software can operate the system for fully automatic operation and acquisition and analysis of various imaging units, and the analysis results are automatically stored in experimental data.

8. High throughput data acquisition: highly integrated collection and analysis of multiple types and multidimensional imaging units, capable of processing over 5000 samples per day (depending on imaging configuration).

9. Automated parameter analysis: The system automatically integrates crop analysis model algorithms and directly analyzes over 100 plant phenotype and physiological parameters based on the imaging module it is equipped with;

10. Equipped with AI algorithm analysis: further AI analysis of measured data to generate growth curves and stress response maps, PDF reports and visual charts can be generated, compatible with R language statistical tools.

11. Safety design: The system is equipped with safety protection devices such as limit devices and emergency stop buttons, as well as fault alarm devices to ensure operational safety. Shutdown, faults, offline situations, etc. do not affect system stability.

12. Data security: The data adopts a secure transmission mode, with unlimited storage space expansion, ensuring both user needs and data security.

13. Customized design: It can cooperate with user experiments to carry out demand design, customize different experimental testing plans according to different crops, develop customized software, and ensure long-term updates and upgrades of all software.

3、 Technical parameters

Longmen mobile unit

Longmen frame size: span 2-12m, length 20m, customizable design

Longmen frame height: 3-6m, customizable design

Maximum Load Capacity: 200 kg

Track repeat positioning accuracy: ± 0.5 mm

Operating speed: 0~4m/s, variable frequency speed regulation

Positioning method: laser barcode absolute identification positioning

Working environment: Temperature range: -20~50 ℃, humidity range: 30%~90% RH

Visible light imaging unit

Sensor type: Full color high-resolution RGB industrial camera

Camera Pixel: 12.3 million pixels

Measurement parameters: including total crop area, green leaf area, proportion of green leaf area, fractal dimension, inscribed moment area, inscribed moment width, height, perimeter area ratio, minimum inscribed moment area ratio of total area, convex hull area, visible leaf edge length, crop green holding characteristics, degree of leaf curl, proportion of dead leaves, plant compactness, plant extensibility, plant type dispersion, etc.

Spectral imaging unit

Hyperspectral imaging wavelength range: 400~2500 nm (400~1000nm, 900~1700nm, 1000~2500nm)

Multi spectral imaging wavelength range: 4/6/8 channel bands (400~1000nm)

Spectral resolution: 5.5nm (hyperspectral)

Hyperspectral measurement parameters: Calculate the spectral characteristic curve of plant canopy, and obtain thirty commonly used vegetation indices such as NDVI, GVI, etc. Analyze biological parameters such as chlorophyll content and canopy nitrogen content to analyze changes in plant component content, nutritional status, and disease occurrence.

Lidar unit

Laser grade: Level 1 safe laser

Distance measurement range: 0.1~20mm

Collecting field of view angle: 360 ° horizontally, 300 ° vertically

Depth accuracy:< 3mm@1m

Measurement parameters: plant height, leaf area, leaf area index, projected area, plant canopy coverage, mean plant canopy height, mean plant canopy width, mean plant canopy width, leaf area density, etc.

Infrared thermal imaging unit

Temperature measurement range: -40 to+150 ℃,+100 to+650 ℃,+300 to+2000 ℃ (optional)

Temperature measurement accuracy: ± 2 ℃ or ± 2% of the reading

Resolution: 640 * 480 pixels

Focal length: 24.6mm or similar

Thermal sensitivity/NETD:<0.05 ℃ @+30 ℃/50mK

Spatial resolution (IFOV): 0.68mrad

Detector pixel spacing: 17 µ m

Detection time constant: typical value 8ms

Measurement parameters: can calculate the average temperature, maximum temperature, and minimum temperature of the canopy, and can form temperature distribution maps and regional temperature analysis.