Fundamentals of Spray Drift

The year 1989 marked my first spray drift trial under the watchful eye of Dr. Raj Grover and John Maybank. We evaluated the performance of several spray shrouds, Flexi-Coil, AgShield, Brandt, and Rogers, and wanted to measure just how effective they were. But in my heart I wasn’t interested in drift. I wanted to study […]

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What’s the Relationship Between Vapour Drift and Inversions?

Drift symptoms can take a few weeks to be discovered, and to figure out the cause, people need to reconstruct the conditions during the application in question. Wind direction is the easiest. But when we consider factors like inversions, volatility, calm conditions, and others used to explain the movement of pesticides, it can quickly become […]

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The Misplay of our Generation

We tend to overestimate the effect of a technology in the short run and underestimate the effect in the long run. –Amara’s Law of Computing We tend to overestimate the effect of a stewardship mistake in the short run and underestimate the effect in the long run. –Wolf’s Adaptation of Amara’s Law to Agricultural Stewardship […]

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