Author: Jason Deveau (Spray_Guy)

About Jason Deveau (Spray_Guy): Dr. Jason Deveau (@spray_guy) has been the OMAFRA Application Technology Specialist since '08. He researches and teaches methods to improve the safe, effective and efficient application of agricultural sprays in specialty crops, field crops and controlled environments. He is the co-administrator of Sprayers101, co-author of the Airblast101 Textbook, a slow cyclist and an even slower runner.

Posts by Jason Deveau (Spray_Guy)

Tank mixing urease and nitrification inhibitors in corn weed-and-feed applications

Posted on May 3, 2023 (May 3, 2023)

This article is based on work performed by Mike Schryver, BASF Technical Service Specialist. Introduction Nitrogen is an essential nutrient required throughout a plant’s lifecycle. It is commonly applied to corn in either a granular form as urea or in a liquid form as urea-ammonium nitrate (UAN). Depending on soil type and precipitation, significant amounts […]

Airblast Nozzles – Distributing Flow

Posted on March 9, 2023 (March 21, 2023)

There’s a certain deer-in-headlights expression that creeps onto a sprayer operator’s face when we discuss nozzle selection. We sympathize with our field sprayer clients given the variety of brands, styles, flow rates and spray qualities they must choose from. And PWM has made the process even more complex. However, airblast operators face an additional challenge; Unlike […]

Airblast sprayers for small operations

Posted on February 14, 2023 (June 1, 2023)

Did you come here looking for advice on which sprayer is best for your small operation? Are you looking to ditch the backpack mist blower? Do you want to avoid repeatedly mounting and dismounting a 3-pt hitch sprayer from your only tractor? Are you concerned you’ll have to sell an organ to be able to […]

Beluga Drop Hoses in Corn: Utility and Return on Investment

Posted on January 16, 2023 (January 27, 2023)

In 2019 we evaluated the spray coverage from nine application methods on corn silks. The results showed that a directed application from drop hoses (aka drop pipes, drop legs) suspended in between the rows gave significantly higher deposits. The results led us to wonder if the superior coverage from a directed application translated to improved […]

Tank mix compatibility

Posted on January 9, 2023 (May 3, 2023)

This article was co-written with Mike Cowbrough, OMAFRA Weed Management Specialist – Field Crops What is Tank Mixing? Tank mixing is the practice of combining multiple registered agricultural products in the sprayer tank for application in a single pass. The Pros of Tank Mixing The Cons of Tank Mixing Tank mixing requires caution and careful […]

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