Air-Assisted Boom Sprayers

Hardi Commander (118 foot boom) with TWIN air-assist

Air-assisted boom sprayers have been around since the 70s. More common in Europe than North America, they have demonstrated value in mitigating drift and improving canopy penetration. The majority of air-assist systems are found on three-point-hitch or trailed sprayers, which is fine (and perhaps even preferable) as long as clearance, travel speed and acreage aren’t […]

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Mode of Action and Spray Quality

The decision on which application method is best for herbicides boils down to two main factors: (a) target type and (b) mode of action. In general, it’s easier for sprays to stick to broadleaf plants on account of their comparatively larger leaf size and better wettability compared to grassy plants. There are exceptions, of course […]

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Beluga Drop Hoses in Corn: Utility and Return on Investment

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 […]

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Spraying from Seven to Seven -or- Drop Pipes Next Season

We were long overdue for a new classic rock parody, so we decided to re-tackle one of the greatest rock ballads ever written. With the ongoing success of drop pipes (aka drop arms, drop legs, etc.) in corn, we’re promoting directed spraying in verse. If you’d like to read more about the research, check out […]

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How to Spray Ginseng

Timed output test. Prepare to get very wet. Sprayer must be clean and PPE is a must.

This article was co-written with Dr. Sean Westerveld, Ontario Ginseng and Herb Specialist. Introduction An effective ginseng protection program begins with observing the Integrated Pest Management (IPM) process: When spraying is warranted, the operator should understand the basics of application technology. This not only includes the equipment, but the effects of changing spraying parameters (such […]

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