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Satellite Farming: Download, Detect and Decide with Multispectral Imagery

Updated June 24, 2025
Professional portrait of Ali Nafchi

Ali Mirzakhani Nafchi

Assistant Professor & SDSU Extension Precision Agriculture Specialist

Written collaboratively by Ali Mirzakhani Nafchi, Karishma Kumari, Jose Payero, Hankui Zhang and John McMaine

Fact sheet about the benefits and accessibility of using multispectral imagery (MSI) from satellites and NDVI maps in modern farming. This fact sheet aims to explain: how satellite imagery works, highlight the advantages, and encourage adoption of digital tools in farming without requiring technical expertise.