Computer and Computing Technologies in Agriculture XI

Name: Computer and Computing Technologies in Agriculture XI | 11th IFIP WG 5.14 International Conference, CCTA 2017, Jilin, China, August 12-15, 2017, Proceedings, Part I
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11th IFIP WG 5.14 International Conference, CCTA 2017, Jilin, China, August 12-15, 2017, Proceedings, Part I

Daoliang Li Chunjiang Zhao(Editor)

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Published on 9. January 2019

XXI, 559 pages

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Content

Intro
Preface
Organization
Contents - Part I
Contents - Part II
Quinoa Traceable System Based on Internet of Things
Abstract
1 Introduction
1.1 The Research Status
2 Main Research Content
2.1 Planting Process Can Be Controlled
2.2 The Whole Process of Data Monitoring
2.3 Key Information Traceability
3 Stem Design
3.1 Hardware Layer
3.2 Network Layer
3.3 Data Layer
3.3.1 The Server
3.4 Display Layer
4 Summary
4.1 The Main Achievement of This Article
4.2 The Next Step
Acknowledgment
References
Research and Application of Safety Management for Virtual Desktop in Colleges and Universities
Abstract
1 Introduction
2 The Key Technologies of Cloud Desktop Management
2.1 Monitoring the Desktop Virtual Terminal, Simplifying the Management Model
2.2 Monitoring the Virtual Desktop Environment to Improve Utilization of Resource
2.3 Auditing the User Behavior of the Virtual Desktop, Ensuring System Security
3 The Build and Design Scheme of Cloud Desktop Platform
3.1 The Overall Architecture and Planning of the Platform
3.2 The IP Address Design of Overall Network Planning and Information
3.2.1 The Design of Platform System IP Address
3.2.2 Set up a Cloud Desktop
4 Cloud Desktop Management Plan, Algorithm and Resource Scheduling Strategy
4.1 The Advantages of Cloud Desktop Compared with Traditional PC
4.2 Virtual Resource of Cloud Desktop Management
4.3 Resource Allocation Strategy and Scheduling Algorithm of Cloud Desktop Management
4.3.1 The Allocation Strategy of Cloud Resource
4.3.2 Cloud Resource Allocation Algorithm
5 Construction and Application of Cloud Security Management Model
5.1 Building a Management Model of Cloud Security
5.2 The Cloud Applications of Teaching and Management in the Training Center
6 Summary and Outlook
Acknowledgement
References
Philosophical Principles of Data Discovery
Abstract
1 Introduction
2 The Experiment
2.1 The Purpose of the Experiment
2.2 The Objects and Content of the Experiment
2.3 The Method of the Experiment
2.3.1 The First Data Discovery
2.3.2 The Second Data Discovery
2.3.3 The Third Data Discovery
2.4 The Result of the Experiment
3 Conclusions
Acknowledgement
References
Fast Analysis of Maize Kernel Plumpness Characteristics Through Micro-CT Technology
Abstract
1 Introduction
2 Material and Method
2.1 Material
2.2 Non-destructive Micro-CT of Maize Seed
2.3 Image Processing
2.4 Data Processing
3 Result and Discussion
3.1 2D and 3D Images of Maize Kernel
3.2 Image Segmentation
3.3 Quantitative Analysis
4 Conclusions
References
Automated Counting of Sex-Pheromone Attracted Insects Using Trapped Images
Abstract
1 Introduction
2 Materials and Methods
2.1 Data Acquisition
2.2 Image Preprocessing
2.3 Segmentation Algorithm
2.3.1 Touching Region Detection
2.3.2 Local Separation Points Search
2.3.3 Segmentation Lines Implementation
2.4 Algorithm Evaluation and Criterion
3 Results and Discussion
3.1 Threshold SF_{0} Determination
3.2 Field Samples Segmentation Experiment
4 Conclusion
Acknowledgements
References
Study of Machine Learning Based Rice Breeding Decision Support Methods and Technologies
Abstract
1 Introduction
2 Data Process and Analysis
2.1 Data Collecting and Processing
2.2 Visual Data Exploring
2.3 Mining for Rice Data
2.3.1 Decision Tree
2.3.2 Spectral BiCluster
2.4 Training Strategy of the Algorithm
3 Result
3.1 Result of CART
3.2 Result of Spectral Bicluster
4 Discussion
5 Conclusion
References
A Bayesian Network Model for Yellow Rust Forecasting in Winter Wheat
Abstract
1 Introduction
2 Materials and Methods
2.1 Yellow Rust Survey Data
2.2 Meteorological Data
2.3 Yellow Rust Forecast Based on Bayesian Network
2.3.1 The Bayesian Network Theory
2.3.2 Development of Bayesian Network
2.3.3 Evaluation of Disease Forecast Model
3 Results and Discussion
4 Conclusions
Acknowledgments
References
Soil Organic Carbon Prediction Using Vis-NIR Spectroscopy with a Large Dataset
Abstract
1 Introduction
2 Materials and Methods
2.1 The LUCAS Soil Database
2.2 The Pretreatment of Spectrum
2.3 Linear Calibrate Models
2.4 Assessing Model Performance
3 Results and Discussion
3.1 Raw Spectrum or Derivatives
3.2 Component Number in PCR and PLSR
3.3 Interval and Sample Number
3.4 Discussion
4 Conclusion
Acknowledgments
References
Research on High Resolution Remote Sensing Image Classification Based on Convolution Neural Network
Abstract
1 Introduction
2 The Discussion of Convolution Neural Network Structure
2.1 Forward Propagation
2.2 Backward Propagation
3 Design of Classification Method Based on Convolution Neural Network
3.1 Construction of Experimental Data Set
3.2 Design of Network Structure
3.2.1 Selection of Network Parameters
3.2.2 Selection of Activation Function
4 Experimental Results and Analysis
4.1 The Index of Classification Accuracy
4.2 The Analysis of Experimental Results
5 Concluding Remarks
References
Computer Vision and Feeding Behavior Based Intelligent Feeding Controller for Fish in Aquaculture
Abstract
1 Introduction
2 Materials and Methods
2.1 Hardware Platform Design
2.2 Software Platform Design
2.3 Image Processing
3 Results and Discussion
4 Conclusion
Acknowledgments
References
Multi-scale 3D Data Acquisition of Maize
Abstract
1 Introduction
2 Three Dimensional Point Cloud Data Acquisition
2.1 Seed Data Acquisition
2.2 Organs Data Acquisition
2.3 Individual Plant Data Acquisition
2.4 Maize Canopy Data Acquisition
3 Discussion
4 Conclusion
Acknowledgements
References
Remote Sensing Monitoring of Drought Based on Landsat8 and NDVI-Ts Characteristic Space Method
Abstract
1 Introduction
2 Materials and Methods
2.1 Study Area
2.2 Data
2.3 Methods
3 Results
3.1 NDVI and Land Surface Temperature
3.2 TVDI and Soil Water
3.3 Drought Distribution
4 Conclusions
Acknowledgments
References
Curve Fitting Derivative Method and Its Application in Mouse Growth
Abstract
1 Introduction
2 Materials
3 Methods
3.1 A General Method of Gompertz Curve Parameter Estimation
3.2 Parameter Estimation of a Value
3.3 The Derivative Method of Gompertz Curve Parameter Estimation
3.4 Fitting Precision
4 Result
5 Conclusion and Discussion
References
Spatial Structure Change Analysis of Cultivated Soil Nutrients in Urban Fringe of North China
Abstract
1 Introduction
2 Study Area
3 Data and Methods
3.1 Soil Sampling Data
3.2 Household Survey Data
3.3 Methods
4 Results and Discussion
4.1 Spatial Structure Proportions and Distributions of Soil Nutrients
4.2 Spatial Structure Change Analysis from 2000 to 2007
4.3 Influence Factors Analysis for Spatial Structure Change of Soil Nutrients
5 Conclusions
Acknowledgments
References
Evaluation and Mapping of Rice Flood Damage Using Domestic Remotely Sensed Data in China
Abstract
1 Introduction
2 Materials and Method
3 Result
3.1 Distribution and Degrees of Rice Flood Damage
3.2 Growth of Rice Flood Disaster
4 Conclusion
Acknowledgements
References
Estimating Leaf Carotenoid Concentration of Ginger in Different Layers Based on Discrete Wavelet Transform Algorithm
Abstract
1 Introduction
2 Materials and Methods
2.1 Experimental Design and Data Collection
2.2 Data Acquisition
2.3 Calculation of Vegetation Indices
2.4 Extraction of the Wavelet Feature Vector
3 Results and Discussion
3.1 Estimating LCC by Vegetation Indices
3.2 Estimating LCC by Wavelet Feature Vector
4 Conclusions
Acknowledgments
References
Ecological Footprint Model of Cultivated Land Based on Ecosystem Services in Beijing
Abstract
1 Introduction
2 Study Area
3 Materials and Methods
3.1 Material
3.2 Method
4 Results
4.1 Cultivated Land Ecosystem Service Value
4.2 Equivalence Factor of Cultivated in Beijing
4.3 Yield Factor of Cultivated in Beijing
4.4 EF-ES Model in Beijing
4.5 EF-ES Compared Its Results with EF-NPP
5 Discussion
5.1 Equivalence Factor
5.2 Yield Factor
5.3 Local Ecological Footprint Model in Beijing
6 Conclusions
Acknowledgments
References
Numerical Simulation of the Effects of Design Parameters on the Performance of Tractor Powered Flail Choppers
Abstract
1 Introduction
2 The Model of Three-Dimensional Global Fluid Field
2.1 Physical Model
2.2 Mathematic Model
2.2.1 Governing Equations
2.2.2 Boundary Conditions
2.2.3 Computational Domain and Mesh Generation
2.2.3 Computational Domain and Mesh Generation
2.3 Sampling Sections and Points
3 Results and Discussions
3.1 The Effect of Rotor Speed on Flail Chopper Performance
3.1.1 The Effect of Rotor Speed on Straw Feeding Performance
3.1.2 The Effect of Rotor Speed on Straw Spreading Performance
3.1.3 The Effect of Rotor Speed on Straw Flow-Ability
3.2 The Effect of Forward Speed on Flail Chopper Performance
3.2.1 The Effect of Forward Speed on Straw Feeding Performance
3.2.2 The Effect of Forward Speed on Straw Spreading Performance
3.2.3 The Effect of Forward Speed on Straw Flow-Ability
3.3 The Effect of Hood Clearance on Flail Chopper Performance
3.3.1 The Effect of Hood Clearance on Straw Feeding Performance
3.3.2 The Effect of Hood Clearance on Straw Spreading Performance
3.3.3 The Effect of Hood Clearance on Straw Flow-Ability
3.4 The Effect of Fan Blade Number on Flail Chopper Performance
3.4.1 The Effect of Fan Blade Number on Straw Feeding Performance
3.4.2 The Effect of Fan Blade Number on Straw Spreading Performance
3.4.3 The Effect of Fan Blade Number on Straw Flow-Ability
3.5 The Effect of Flail Tip Clearance on Flail Chopper Performance
3.5.1 The Effect of Flail Tip Clearance on Straw Feeding Performance
3.5.2 The Effect of Flail Tip Clearance on Straw Spreading Performance
3.5.3 The Effect of Flail Tip Clearance on Straw Flow-Ability
3.5.3 The Effect of Flail Tip Clearance on Straw Flow-Ability
4 Conclusions
Acknowledgments
References
Design and Implementation of Water Spectrum Observation System for Aquaculture Pond
Abstract
1 Introduction
2 Materials and Methods
2.1 Basic Principle of the Water Spectrum Observation
2.2 System Composition
2.2.1 Spectrum Gathering Terminal
2.2.2 Data Forwarding Unit
2.2.3 Data Receiving Terminal
3 Results and Analysis
3.1 Working Performance of the system
3.2 Spectrum Observation of the Water
4 Conclusions
References
Chlorophyll Fluorescence Measurement: A New Method to Test the Effect of Two Adjuvants on the Efficacy of Topramezone on Weeds
Abstract
1 Introduction
2 Materials and Methods
2.1 Chemicals and Plant Materials
2.2 Experiment Design and Conduct
2.3 Statistical Analysis
3 Results
3.1 Chlorophyll Fluorescence Measurement
3.2 The Whole Plant Bioassay
4 Discussion
4.1 Effect of Two Adjuvants on the Efficacy of Topramezone
4.2 Chlorophyll Fluorescence Measurement in Evaluating the Effect of Adjuvant on Enhancing Herbicide Efficacy
5 Conclusions
Acknowledgements
References
Wheat Growth Process 3D Visualization Research Based on Growth Model
Abstract
1 Introduction
2 Materials and Methods
2.1 Field Experiment
2.2 Data Collection and Analysis
2.3 3D Modelling Method
2.3.1 Leaf Length Model
2.3.2 Maximum Leaf Width Model
2.3.3 Leaf Height Model
2.3.4 Plant Height Model
3 Result and Discussion
3.1 Regression Analysis for Leaf and Plant Height
3.2 Model Evaluation
3.3 Wheat 3D Shape Simulation
3.4 Discussion
4 Conclusions
Acknowledgments
References
Research on Information Integration Method of Agricultural Products Producing and Managing Based on Knowledge Graph
Abstract
1 Introduction
2 An Information Integration Framework for Agricultural Products Based on Knowledge Graph
3 Construction of Knowledge Graph of Agricultural Products Producing and Managing
4 Intelligent Extraction Method of Knowledge Graph
4.1 Mapping Data Linking Method Based on Database Mapping Relation
4.2 Incremental Iterative Extraction of Knowledge Graph Relation for Weakly Supervised Machine Learning
5 Information Retrieval Based on Knowledge Graph
6 Applications and Result Analysis
7 Conclusions
Acknowledgements
References
A 3D Canopy Reconstruction and Phenotype Analysis Method for Wheat
Abstract
1 Introduction
2 Materials and Method
2.1 Data Acquisition
2.2 Three-Dimensional Canopy Reconstruction
3 Experimental Results
3.1 Results of Three-Dimensional Reconstruction
3.2 Results of Light Distribution Computing
4 Conclusions
Acknowledgment
References
Detection of Young Green Apples in Orchard Environment Using Adaptive Ratio Chromatic Aberration and HOG-SVM
Abstract
1 Introduction
2 Materials and Methods
2.1 Image Acquisition
2.2 ROI Extracting
2.3 Image Denoising and Objects Detection of the Potential Apple
2.4 False Apple Objects Removing
2.4.1 HOG Feature Extraction
2.4.2 Improved Support Vector Machine Based on Grid Search Optimization Algorithm
3 Experimental Results and Discussion
3.1 ROI Segmentation and Extracting
3.2 Image Denoisng
3.3 Objects Detection of Potential Circular Fruit and Its Discriminant Validation
4 Conclusion
Acknowledgements
References
Detection of Overlapped Apples in Orchard Scene Using Improved K-means and Distance Least Square
Abstract
1 Introduction
2 Materials and Methods
2.1 Image Acquisition
2.2 Detection of ROI of Overlapped Apples
2.2.1 ROI Segmentation Using Improved K-means
2.2.2 Fruits Image de-noising
2.3 Contour Extraction and Reconstruction of Overlapped Apples
2.3.1 Apples Contour Extraction Using V Component-Based Canny Algorithm
2.3.2 Separation of Apples Contour Based on Y-junction Detection
2.3.3 Contour Reconstruction of Obscured Apple Based on Distance Least Square Circle Fitting Algorithm
3 Results and Discussion
3.1 ROI Segmentation and de-noising
3.2 Apples Contour Extraction and Individual Apple Contour Separation
3.3 Contour Reconstruction of the Obscured Apple
3.4 Methods Validity and Analysis
4 Conclusion
Acknowledgements
References
Application of Growth Curve in Agricultural Scientific Research
Abstract
1 Introduction
2 The General Estimation Approach in Logistic Growth Curve
2.1 Estimation of the Parameter C
2.2 Estimation of Parameter a and b
3 A New Approach in Logistic Growth Curve of Parameter Estimation
3.1 Estimation of Parameter C
3.2 Estimation of Parameter b
3.3 Estimation of Parameter a
4 The Logistic Growth Curve is Fitted to the Optimum Test
5 Case Analysis
5.1 Model Application
5.2 Conclusion
References
The Study of the Work Parameters of the Corn Harvester Cutter
Abstract
1 Introduction
2 Experimental Conditions and Experimental Results
2.1 Definite Parameters
2.2 Experimental Condition
2.3 Experimental and Experimental Results
3 Analysis of Variance of Experimental Results
4 The Regression Equation of the Cutting Speed and the Length of the Stem, the Distance of the Stem and the Power Consumption
4.1 The Sorting of the Experimental Data
4.2 The Regression Equation of the Length of the Stalk Section and the Cutting Speed
4.3 The Regression Equation of the Throwing Distance and the Cutting Speed
4.4 The Regression Equation of Cutting Speed with Power Consumption
4.5 The Precision Analysis of Each Regression Equation
5 The Choice of the Chopping Knife Work Parameter
5.1 The Selection of the Cutting Length of the Stem
5.2 The Choice of the Throwing Distance of the Stalks
5.3 Forecast Power Consumption
Fund Project
References
Test Device of Soil Outline and Compactness Distribution on Seedbed Based on Sensors
Abstract
1 Introduction
2 Structure and Working Principle
2.1 Structure
2.2 Working Principle
2.2.1 Working Principle of Test Component for Soil Outline
2.2.2 Working Principle of Test Component for Soil Compactness Distribution
3 Design of Key Components
3.1 Test Component for Soil Outline
3.1.1 Parameter of Distance Sensor
3.1.2 Parameters of Screw Pair 2
3.2 Test Component for Soil Compactness Distribution
3.2.1 Test Width
3.2.2 Parameters of Screw Pair 1
3.2.3 Pressure Sensor
3.2.4 Test Pin
3.3 Control Box
4 Field Experiment and Result Analysis
4.1 Materials and Methods
4.2 Result Analysis
5 Conclusions
Acknowledgment
References
Study the Spatial-Temporal Variation of Wheat Growth Under Different Site-Specific Nitrogen Fertilization Approaches
Abstract
1 Introduction
2 Materials and Methods
2.1 Experimental Site Description
2.2 Experiment Design and Fertilization Algorithms
2.2.1 Variable Fertilization Treatments
2.2.2 Uniform Fertilization Treatment
2.2.3 No Fertilization Treatment
2.3 Data Collection
2.3.1 Winter Wheat Canopy Hyperspectral Data
2.3.2 Vegetation Index
2.3.3 Winter Wheat Yield Data
2.3.4 Soil Total Nitrogen (TN) Samples
2.4 Analyses Method and Software
3 Results
3.1 Analysis Wheat Parameters Under Different Fertilization Treatments
3.1.1 Analysis Wheat Growth Under Different Fertilization Treatments
3.1.2 Analysis Wheat Yield Under Different Fertilization Treatments
3.2 Analysis Spatial Variability of Wheat Canopy NDVI
3.3 Analysis Spatial Variability of Wheat Yield
3.4 Within-Field Spatial Variability of Soil Total Nitrogen
4 Discussion
5 Conclusion
Funding Information
References
Classification Method Research of Fresh Agaricus Bisporus Based on Image Processing
Abstract
1 Introduction
2 Image Acquiring System
3 Image Acquiring and Processing
3.1 Image Acquiring
3.2 Contact Author Information
3.2.1 Extracting of Region of Interest
3.2.2 Edge Detection and Outline Extraction
3.2.3 Maximum Diameter Detection
4 Experiments and Discussion
5 Conclusions
Acknowledgment
References
A Study About Searching Behavior of Scientific Data User Based on Educational Background and Retrieval Capability
Abstract
1 Introduction
2 Literature Review
3 Methods
3.1 Method of Data Collection
3.2 Participants
3.3 Data Pre-processing
4 Results
4.1 Ways to Get Scientific Data
4.2 Clues to Attention
4.3 Selection of Relevance Criteria
4.4 Difficulties Encountered During Retrieval
5 Discussion
6 Conclusion
Acknowledgments
References
A Review on the Soil Moisture Prediction Model and Its Application in the Information System
Abstract
1 Introduction
2 Prediction Mechanism of Moisture Content
3 Research Status
3.1 On the Soil Scale
3.2 On the Farmland Scale
3.3 On the Regional Scale
4 Practical Application
5 Development Tendency
5.1 Multi-source Data and Large Scale
5.2 Multi-method and High Intelligence
5.3 Applications in Multi-field
Acknowledgement
References
Application of Image Segmentation Technology in Crop Disease Detection and Recognition
Abstract
1 Introduction
1.1 The Definition of Image Segmentation
2 Different Identification Methods
2.1 Threshold Segmentation Method
2.2 Edge Detection Method
2.3 Accurate Location Method
2.4 Fuzzy Clustering Method
3 Image Segmentation Algorithm
3.1 The Flow Diagram of Segmentation Algorithm
3.2 Segmentation Result
4 Evaluation of the Result
5 Conclusions
References
Research and Realization on the Performance Testing Tool of Web Application
Abstract
1 Introduction
2 Web Application Performance Testing
3 Design and Realization of the Performance Testing Tool ASTD
3.1 Module Structure Design
3.2 Implementation of the Module Function
3.3 Test Report Generation Module Implementation
4 Application and Analysis
4.1 Application Example
4.2 Result Analysis
5 Conclusions
Acknowledgements
References
Operation Area Measurement Based on Trajectories of Agricultural Machinery
Abstract
1 Introduction
2 Data Filtering
2.1 Data Definition
2.2 Discriminant Method
2.3 Simulate the Screening Process
3 Buffer Algorithm for Area Measurement Based on Curve Topology
4 Method Validation and Discussion
4.1 The Validation of Data Filtering Method
4.2 The Validation of Buffer Algorithm for Area Measurement
5 Conclusion
Acknowledgements
References
Analysis of Influential Factors of Social Satisfaction in Food Industry
Abstract
1 Introduction
2 Literature Review
3 Research Model and Hypothesis
3.1 Four Level/Three Boundary Conditions Model for the Social License to Operate
3.2 Levels of Social License with the Four Factors that Determine the Proportions of Stakeholders at Each Level
4 Questionnaire Design
5 Data Collection and Analysis
5.1 Data Collection
5.2 Data Analysis
5.2.1 Correlated Relationship
5.2.2 Non-correlated Relationship
6 Discussion
7 Conclusion
References
Abnormal Identification of Swine Flu Clinical Characteristics Based on Body Temperature and Behavior
Abstract
1 Introduction
2 Materials and Methods
2.1 Experimental Materials
2.1.1 Experimental Subjects
2.1.2 Experimental Environment
2.2 Basic Methods
2.2.1 Bluetooth Body Temperature Recorder
2.2.2 Video Behavior Recognition and Understanding
3 Experimental Results and Analysis
3.1 Experiment I: Monitoring Abnormal Body Temperature
3.1.1 Experiment Setting
3.1.2 Experimental Results and Analysis
3.2 Experiment II: Basic Behavior Recognition
3.2.1 Experiment Setting
3.2.2 Experimental Results and Analysis
3.3 Experiment III: Abnormal Rules of Temperature and Behavior
3.3.1 Experiment Setting
3.3.2 Experimental Results and Analysis
4 Conclusion
References
Hierarchical Denoising Method of Crop 3D Point Cloud Based on Multi-view Image Reconstruction
Abstract
1 Introduction
2 Materials and Methods
2.1 Crop Point Cloud Acquisition
2.2 Density Clustering for Removing Outlier Noises
2.3 Fast Bilateral Filtering for Smoothing Internal Noises
2.4 Integration of Density Clustering and Fast Bilateral Filtering
3 Experiments and Discussion
3.1 Experimental Setup
3.2 Experiments on Crop 3D Point Cloud Data
3.3 Experiments on Standard 3D Point Cloud Data
4 Concluding Remarks
Acknowledgments
References
Non-invasive Edge Detection of Leaves Based on Order Morphology
Abstract
1 Introduction
2 Theory of Order Morphology Transform
2.1 Basic Concepts
2.2 Order Morphology Transformation of Plan Leaf
3 Analysis of Edge Features in Order Morphology Transform
3.1 Filtering and Edge Detection by Order Morphology Transform
3.2 Building the Edge Detection Operator
3.3 Impact of Structural Element and Percentile on Leaf Edge Detection
4 Simulation Experiment on Order Morphology Edge Detection of Leaves
5 Conclusion
References
Development and Test of GNSS/IMU-Based Speed Measurement Device for Agricultural Machinery
Abstract
1 Introduction
2 GNSS/IMU Combined Speed Method
3 System Design
3.1 Hardware Design
3.2 Software Design
4 System Design
4.1 Test Equipment
4.2 Test Methods
4.3 Data Analysis
5 Conclusions
Acknowledgements
References
Farmland Weed Species Identification Based on Computer Vision
Abstract
1 Introduction
2 Materials and Methods
2.1 Extraction
2.2 Weed Species Identification
2.3 Feature Parameter Selection
2.4 Selection of the Recognition Model
3 Results
4 Discussion
5 Conclusion
Acknowledgment
References
Remote Monitoring and Control System for Aquarium Based on Mobile Communication Platform
Abstract
1 Introduction
2 An Overview of the Remote Monitoring System
3 System Realization
3.1 Hardware Components
3.1.1 Video Server
3.1.2 Front-End Video Collection Module
3.1.3 Water Quality Monitoring Module
3.1.4 Equipment Control Module
3.2 Software Platform
3.2.1 Software Platform of Network Server
3.2.2 Software on the Mobile Client-Side Application
4 Conclusion
References
Effects of the Factors on Maize Yield Under Drip Irrigation Under Film
Abstract
1 Introduction
2 Test Materials and Methods
2.1 General Situation of the Test Area
2.2 Test Design and Treatment
3 Results Analysis
3.1 Effects on the Plant Height of Maize Under Drip Irrigation Under Film
3.2 Effects of Drip Irrigation Leaf Area Index on Maize
3.3 Effects of Maize Yield Under Drip Irrigation of Film
3.4 Comparison of Drip Irrigation Under Film and Ridge Irrigation Under Film
4 Conclusion
References
An Amperometric Glucose Microbiosensor for Real-Time Measurements in Plants
Abstract
1 Introduction
2 Materials and Methods
2.1 Chemicals and Materials
2.2 Fabrication of the PC/GOD/Glutar/CA/Pt Needle Electrode
2.3 Preparation of Plant Samples
2.4 Electrochemical Measurements
3 Result and Discussion
3.1 Characterization of the Glucose Sensor
3.2 Optimization of Glucose Sensor Modified Conditions
3.3 Performance of Glucose Sensor
3.4 In Vivo Measurements of Glucose Levels in the Stem of Sunflowers Under Salt Stress
4 Conclusion
Acknowledgements
References
Field Information Recommendation Based on Context-Aware and Collaborative Filtering Algorithm
Abstract
1 Introduction
2 Related Work
2.1 User-Based Collaborative Filtering Algorithm
2.2 Item-Based Collaborative Filtering Algorithm
2.3 Context-Aware Recommendation
3 Context-Aware and Collaborative Filtering Algorithm
3.1 Context-Aware User Interest Model
3.2 Context-Aware Collaborative Filtering Algorithm
4 Experimentation and Results Analysis
4.1 Data Sets
4.2 Evaluation Criteria
4.3 Results and Discussion
5 Conclusion
Acknowledgements
References
Research on the Current Situation and Development of Intelligent Precision Fertilizer Technology
Abstract
1 Introduction
2 Present Situation of Precision Irrigation and Fertilization System
2.1 Information Collection System
2.2 Intelligent Control System
2.3 Decision Support System
2.4 Remote Monitoring System
3 Technical Progress of Precision Irrigation and Fertilization System
3.1 Research Progress of Information Collection System
3.2 Advances in Management Techniques of Nutrient Solution
3.3 Research Progress of Decision Support System
4 The Prospects of Research
4.1 Research on Biological Information Sensing Technology
4.2 Study on On-line Detection of Nutrient Solution Composition
4.3 Study on the Model of Crop for Water and Fertilizer
Acknowledgments
References
The Design and Analysis of Self-Balancing Adjustment Implement Leveling Control System
Abstract
1 Introduction
2 System Design
2.1 Hydraulic System Design
2.2 Design of Electronic Control System
3 System Test
3.1 Sensor Performance Test
3.2 Analysis of Ground Conditions
4 Conclusion
Acknowledgements
References
Research on Automatic Steering Control System of Full Hydraulic Steering Tractor
Abstract
1 Introduction
2 Automatic Steering System Components
3 Automatic Steering System Design
3.1 Electro-Hydraulic Steering Device Design
3.2 Steering Control Hardware Design
3.3 Automatic Steering Control Software Design
4 Modeling and Simulation
4.1 Proportional Directional Valve Transfer Function
4.2 Valve-Controlled Hydraulic Cylinder Transfer Function
4.3 The Tractor Steering Trapezium
4.4 The Transfer Function of Wheel Swivel Angle
4.5 System Simulation
5 Test
6 Conclusion
Acknowledgements
References
Design of Farmland Information Acquisition System Based on LoRa Wireless Sensor Network
Abstract
1 Introduction
2 Overall Design of System Structure
3 Design of System Hardware
3.1 Design of Sensor Nodes
3.2 LoRa Wireless Network
3.3 Design of Gateway
4 Design of System Software
4.1 Hardware Driver Programs
4.2 Software Design of Host Computer Based upon MySQL Database
5 Test of Farmland Information Collection System
6 Conclusion
Acknowledgements
References
Multi-sensor Array Based Fire Monitor for Cotton Pile
Abstract
1 Introduction
2 Smoldering Mechanism of Unginned Cotton
3 Fire Monitor System Development
3.1 Data Sensing and Acquiring Module
3.1.1 CO Concentration
3.1.2 Temperature and Humidity
3.2 Data Query and Forwarding Module
3.3 Data Receiving and Display Module
4 Fire Monitor System Experiments
4.1 CO Concentration Experiment
4.2 Temperature Experiment
4.3 Relative Air Humidity Experiment
4.4 Cotton Smoldering Test
5 Conclusions
Acknowledgments
References
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Computer and Computing Technologies in Agriculture XI

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