Xiongkui He
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View article: Evaluation of Spray Performance of Swing-Arm Sprayer on Droplet Deposition on Greenhouse Tomatoes
Evaluation of Spray Performance of Swing-Arm Sprayer on Droplet Deposition on Greenhouse Tomatoes Open
In view of the problems existing in the application of greenhouse pesticides in China, this paper developed a swing-arm sprayer for greenhouse high-stem crops through field research and a literature review. Static and dynamic simulations o…
View article: Current Research Status and Development Trends of Key Technologies for Pear Harvesting Robots
Current Research Status and Development Trends of Key Technologies for Pear Harvesting Robots Open
In response to the global labor shortage in the pear industry, the use of robots for harvesting has become an inevitable trend. Developing pear harvesting robots for orchard operations is of significant importance. This paper systematicall…
View article: Spray Deposition and Weed Control Efficacy of a Real-Time Variable-Rate Boom Sprayer Applying Herbicide at Reduced Doses in Summer Maize Fields
Spray Deposition and Weed Control Efficacy of a Real-Time Variable-Rate Boom Sprayer Applying Herbicide at Reduced Doses in Summer Maize Fields Open
Maize, as a critical crop for China’s food security, is constantly challenged by weed infestations and environmental risks associated with herbicide overuse. Improving herbicide utilization efficiency through equipment optimization and int…
View article: A YOLOv8n-T and ByteTrack-Based Dual-Area Tracking and Counting Method for Cucumber Flowers
A YOLOv8n-T and ByteTrack-Based Dual-Area Tracking and Counting Method for Cucumber Flowers Open
Accurate counting of cucumber flowers using intelligent algorithms to monitor their sex ratio is essential for intelligent facility agriculture management. However, complex greenhouse environments impose higher demands on the precision and…
View article: Design and Experimental Operation of a Swing-Arm Orchard Sprayer
Design and Experimental Operation of a Swing-Arm Orchard Sprayer Open
In recent years, the traditional orchard sprayer has had problems, such as waste of liquid agrochemicals, low target coverage, high manual dependence, and environmental pollution. In this study, an automatic swing-arm sprayer for orchards …
View article: Adaptive SOM-GA Hybrid Algorithm for Grasping Sequence Optimization in Apple Harvesting Robots: Enhancing Efficiency in Open-Field Orchards
Adaptive SOM-GA Hybrid Algorithm for Grasping Sequence Optimization in Apple Harvesting Robots: Enhancing Efficiency in Open-Field Orchards Open
To address the challenge of low operational efficiency in apple harvesting robots, this study proposes an adaptive grasping sequence planning methodology that combines Self-Organizing Maps (SOMs) and genetic algorithms (GAs). The proposed …
View article: Efficient and accurate identification of maize rust disease using deep learning model
Efficient and accurate identification of maize rust disease using deep learning model Open
Common corn rust and southern corn rust, two typical maize diseases during growth stages, require accurate differentiation to understand their occurrence patterns and pathogenic risks. To address this, a specialized Maize-Rust model integr…
View article: PWM offline variable application based on UAV remote sensing 3D prescription map
PWM offline variable application based on UAV remote sensing 3D prescription map Open
Precision application in orchards enhancing deposition uniformity and environmental sustainability by accurately matching nozzle output with canopy parameters. This study provides a pipeline for creating 3D prescription maps using a UAV an…
View article: Leaf Nitrogen Assessment in Maize - Combination of Feature Selection and Classification Methods with Spatio-Temporal Varying Hyperspectral Data
Leaf Nitrogen Assessment in Maize - Combination of Feature Selection and Classification Methods with Spatio-Temporal Varying Hyperspectral Data Open
View article: Effects of Tank-Mix Adjuvants on Spray Performance Under Downwash Airflow Fields Using an Indoor Simulated UASS Spraying Platform
Effects of Tank-Mix Adjuvants on Spray Performance Under Downwash Airflow Fields Using an Indoor Simulated UASS Spraying Platform Open
The unmanned aerial spraying system (UASS) has emerged as an advanced tool in precision agriculture for applying plant protection products (PPP). The addition of tank-mix adjuvants to PPP solutions is a common practice to enhance aerial sp…
View article: Optimization Design and Atomization Performance of a Multi-Disc Centrifugal Nozzle for Unmanned Aerial Vehicle Sprayer
Optimization Design and Atomization Performance of a Multi-Disc Centrifugal Nozzle for Unmanned Aerial Vehicle Sprayer Open
The nozzle is a crucial component in unmanned aerial vehicle (UAV) sprayers. The centrifugal nozzle offers unique advantages; however, there is a scarcity of published research regarding the structural parameters, spraying parameters, and …
View article: Visualization of Aerial Droplet Distribution for Unmanned Aerial Spray Systems Based on Laser Imaging
Visualization of Aerial Droplet Distribution for Unmanned Aerial Spray Systems Based on Laser Imaging Open
Unmanned aerial spray systems (UASSs) are a commonly used spraying method for plant protection operations. However, their spraying parameters have complex effects on droplet distribution. The large-scale 3D droplet density distribution mea…
View article: A Static Laser Weeding Device and System Based on Fiber Laser: Development, Experimentation, and Evaluation
A Static Laser Weeding Device and System Based on Fiber Laser: Development, Experimentation, and Evaluation Open
To demonstrate the feasibility and improve the implementation of laser weeding, a static movable lift-adjustable closed fiber laser weeding device and system have been developed, followed by experiments and performance evaluations. Physica…
View article: Effects of different ground segmentation methods on the accuracy of UAV-based canopy volume measurements
Effects of different ground segmentation methods on the accuracy of UAV-based canopy volume measurements Open
The nonuniform distribution of fruit tree canopies in space poses a challenge for precision management. In recent years, with the development of Structure from Motion (SFM) technology, unmanned aerial vehicle (UAV) remote sensing has been …
View article: Non-contact leaf wetness measurement with laser-induced light reflection and RGB imaging
Non-contact leaf wetness measurement with laser-induced light reflection and RGB imaging Open
View article: Agricultural Environment and Intelligent Plant Protection Equipment
Agricultural Environment and Intelligent Plant Protection Equipment Open
Intelligent plant protection equipment utilizes advanced sensor technology and data analysis algorithms to achieve real-time monitoring and precise management of crop growth status, pest and disease situations, and environmental parameters…
View article: Prediction of Thrips Damage Distribution in Mango Orchards Using a Novel Maximum Likelihood Classifier
Prediction of Thrips Damage Distribution in Mango Orchards Using a Novel Maximum Likelihood Classifier Open
Thrips constitute the primary pest responsible for reducing mango yield and quality every year in Asia. Therefore, the efficient monitoring of thrips damage across mango orchards on a large scale to aid farmers in devising rational pestici…
View article: Study on Spray Evaluation: The Key Role of Droplet Collectors
Study on Spray Evaluation: The Key Role of Droplet Collectors Open
Droplet collectors are commonly utilized to gauge the effect of pesticide deposition on crops. However, the varying surface characteristics of these collectors can lead to disparate data outcomes. Notably, water-sensitive paper is limited …
View article: An Efficient Trajectory Planning Approach for Autonomous Ground Vehicles Using Improved Artificial Potential Field
An Efficient Trajectory Planning Approach for Autonomous Ground Vehicles Using Improved Artificial Potential Field Open
In this paper, the concept of symmetry is utilized in the promising trajectory planning design of autonomous ground vehicles—that is, the construction and the solution of improved artificial potential field-based trajectory planning approa…
View article: Spray performance and control efficacy against pests in paddy rice by <scp>UAV</scp>‐based pesticide application: effects of atomization, <scp>UAV</scp> configuration and flight velocity
Spray performance and control efficacy against pests in paddy rice by <span>UAV</span>‐based pesticide application: effects of atomization, <span>UAV</span> configuration and flight velocity Open
BACKGROUND Over the past decade, unmanned aerial vehicle (UAV) sprayers have emerged as valuable tools for pesticide application across various crops. Despite their increasing usage, the impact of several factors on spray performance and c…
View article: DEEP LEARNING-BASED STEREO MATCHING FOR HIGH-RESOLUTION SATELLITE IMAGES: A COMPARATIVE EVALUATION
DEEP LEARNING-BASED STEREO MATCHING FOR HIGH-RESOLUTION SATELLITE IMAGES: A COMPARATIVE EVALUATION Open
Dense matching plays an important role in 3D modeling from satellite images. Its purpose is to establish pixel-by-pixel correspondences between two stereo images. The most well-known algorithm is the semi-global matching (SGM), which can g…
View article: Effect of Pre-Germination Temperature Regime on Pollen Germination and Fruit Set in Pear, Pyrus bretschneiderilia
Effect of Pre-Germination Temperature Regime on Pollen Germination and Fruit Set in Pear, Pyrus bretschneiderilia Open
Extensive research has been conducted on the effects of pollen activation temperature, cultivation temperature, and ambient temperature on germination rates and fruit sets. Yet, the influence of the temperature (pre-germination temperature…
View article: Effect of adjuvants on physicochemical properties of lime sulfur on flower/paraffin and application on flower thinning
Effect of adjuvants on physicochemical properties of lime sulfur on flower/paraffin and application on flower thinning Open
Introduction Adjuvants can effectively enhance the utilization rate of pesticides, but the application of adjuvants in plant growth regulators is rarely studied. Methods This work explored the effects of adjuvants dioctyl sulfosuccinate so…
View article: Spray losses study of two pesticides by UASS in integrated rice–crayfish farming system and acute toxicity evaluation on Procambarus clarkii
Spray losses study of two pesticides by UASS in integrated rice–crayfish farming system and acute toxicity evaluation on Procambarus clarkii Open
Introduction While the integrated rice-crayfish ( Procambarus clarkii ) farming system (IRCFS) is widely developing in China, the widespread use of Unmanned Aerial Spraying Systems (UASS) to protect rice from pests has led to potential pes…
View article: A Comprehensive Review of the Research of the “Eye–Brain–Hand” Harvesting System in Smart Agriculture
A Comprehensive Review of the Research of the “Eye–Brain–Hand” Harvesting System in Smart Agriculture Open
Smart agricultural harvesting robots’ vision recognition, control decision, and mechanical hand modules all resemble the human eye, brain, and hand, respectively. To enable automatic and precise picking of target fruits and vegetables, the…
View article: Design and Spray Performance Evaluation of an Air–Ground Cooperation Stereoscopic Plant Protection System for Mango Orchards
Design and Spray Performance Evaluation of an Air–Ground Cooperation Stereoscopic Plant Protection System for Mango Orchards Open
With the aim of solving the problems of high labor intensity, low operational efficiency, and poor deposition distribution uniformity in the mango canopy associated with traditional plant protection devices, an air-ground co-operation ster…
View article: Visualization of Lidar-Based 3D Droplet Distribution Detection for Air-Assisted Spraying
Visualization of Lidar-Based 3D Droplet Distribution Detection for Air-Assisted Spraying Open
Air-assisted spraying is a commonly used spraying method for orchard plant protection operations. However, its spraying parameters have complex effects on droplet distribution. The lack of large-scale 3D droplet density distribution measur…
View article: Transfer Learning-Based Lightweight SSD Model for Detection of Pests in Citrus
Transfer Learning-Based Lightweight SSD Model for Detection of Pests in Citrus Open
In citrus cultivation, it is a difficult task for farmers to classify different pests correctly and make proper decisions to prevent citrus damage. This work proposes an efficient modified lightweight transfer learning model which combines…
View article: Robust LiDAR-Based Vehicle Detection for On-Road Autonomous Driving
Robust LiDAR-Based Vehicle Detection for On-Road Autonomous Driving Open
The stable detection and tracking of high-speed vehicles on the road by using LiDAR can input accurate information for the decision-making module and improve the driving safety of smart cars. This paper proposed a novel LiDAR-based robust …
View article: Method of 3D Voxel Prescription Map Construction in Digital Orchard Management Based on LiDAR-RTK Boarded on a UGV
Method of 3D Voxel Prescription Map Construction in Digital Orchard Management Based on LiDAR-RTK Boarded on a UGV Open
Precision application of pesticides based on tree canopy characteristics such as tree height is more environmentally friendly and healthier for humans. Offline prescription maps can be used to achieve precise pesticide application at low c…