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What a Purdue University Study Found About NDVI-Guided Fertilizer Savings
Precision agriculture claims often float around without a specific, credible source behind them. This one has one, a named university study with a quantified, per-acre dollar figure attached. What the study actually found A 2025 Purdue University study found that farms using drone-based NDVI imaging for nitrogen management reduced fertilizer application by 22% on average while maintaining or slightly increasing yields, creating net savings of $28 to $45 per acre annually on c
Harlon Mark
Aug 22 min read


The Question Every Grower Should Ask Before Trusting a "Crop Health" Drone Report
Two drone services can both call their output "crop health imagery" while measuring completely different things. One captures visible light. The other captures near-infrared data your eye cannot see. Before you make input decisions based on a drone report, ask one specific question about the sensor.
Harlon Mark
Aug 12 min read
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