Articles written by Jason Deveau (Spray_Guy)

Adding pouches to the basket. Photo Credit – M. Lanthier, British Columbia.

Sprayer loading and the jar test

Jason Deveau (Spray_Guy) February 4, 2020
This article was co-written with Mike Cowbrough, OMAFRA Weed Management Specialist – Field Crops The time and attention spent during sprayer loading is a worthy investment. It ensures that the products in the tank perform as intended and reduces the chance of physical incompatibilities. ...Read More
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Sprayer Math for Banded Applications

Jason Deveau (Spray_Guy) February 1, 2020
Where crops are planted in rows, growers can save on chemical costs and reduce potentially wasted spray by performing banded applications. A banded application is treating parallel bands (Figure 1), unlike a broadcast application where the entire area is treated (Figure 2). This means ...Read More

Cleaning an airblast sprayer

Jason Deveau (Spray_Guy) February 1, 2020
Next to sprayer math, cleaning the sprayer is one of the more distasteful aspects of airblast spraying. It’s time-consuming, you never really know when you’re finished, and sprayer manufacturers and pesticide labels offer only limited guidance. Clean sprayer rinsate looks and smells exactly like ...Read More

Airblast travel speed

Jason Deveau (Spray_Guy) February 1, 2020
Here, in no particular order, are the most common airblast-related questions: What nozzles should I use? How do I adjust my air settings? How much volume should I use? How fast should I drive? The first three questions have long answers that are covered ...Read More