Remote Sensing in Precision Agriculture: An Educational Primer

Contents

Abstract

Section 1: What is Remote Sensing?

Definitions

History

Fundamental Properties and Concepts

The Electromagnetic Spectrum

                    Visible Region

                    Infrared Region

Interaction Between Plants and Electromagnetic Radiation

Leaf Structure

Spectral Response

Sensor Types

Resolution

Spatial Resolution

Spectral Resolution

Radiometric Resolution

Temporal Resolution

Image Processing

Preprocessing

Radiometric Correction

Geometric Correction

Postprocessing 

Image Enhancement

Contrast stretching

Spatial filtering

Ratios

Image Classification

Unsupervised

Supervised

Change Detection 

 

Section 2: Acquiring Remote Sensing Data

Sensors

Digital Image Data Delivery Systems

Scanner Sensor Systems

Scanner Platform Systems

Aircraft Systems

Satellite Systems

    Major Satellite Programs

Terrestrial Systems

Section 3: Basic Applications of Remote Sensing in Agriculture

Large Scale Government Users and Programs

USDA

European Commission

Section 4: Remote Sensing in Precision Agriculture

Definition of Precision Agriculture

Global Positioning System

Geographical Information System

Yield Monitors

Variable Rate Technology

Goal of Precision Farming

Research

Application of Remote Sensing in Precision Agriculture

Soil and Drainage Maps

Management Zones and Soil Maps

Drainage Maps

Variable Rate Technology

Monitor Crop Health

Water Stress

Weed Management

Insect Detection

Nutrient Stress

Yield Forecasting

Management Decision Support Systems

Future Prospects and Developments

Section 5: Cost Benefit Analysis

Precision Farming

Profit

Risk and Uncertainty

Remote Sensing Economics

Satellite Image Cost

Aerial Image Cost

Section 6: Conclusion

References

Appendix I - Image Credits

Appendix II - Quiz

Appendix III - Quiz Answers


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