Tower Power

Are you considering shelling out for a tower extension for your airblast sprayer? Spray towers are an excellent investment, but they warrant special consideration. Towers move the air and nozzles closer to the target compared to the curved booms on a conventional airblast sprayer. When the distance-to-target is reduced, the odds of droplets reaching the […]

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Gear up – Throttle down

History In 1977, David Shelton and Kenneth Von Bargen (University of Nebraska) published an article called “10-1977 CC279 Gear Up – Throttle Down”. It described the merits of reducing tractor rpm’s for trailed implements that didn’t need 540 rpm to operate. In 2001 (republished in 2009), Robert Grisso (Extension Engineer with Virginia Cooperative Extension) described […]

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Exploding Sprayer Myths (ep.9): Airblast Air

In this, the season three finale of Exploding Sprayer Myths, we join Jason and the Tom-inator as they “tackle” airblast air settings. There are a whole suite of articles dedicated to this topic, linked below the video. It is, arguably, the most important adjustment you can make to an airblast sprayer. Will there be more […]

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Strategies to Spray the Top of a Canopy

The original Munckhof deflectors were reversed, and a larger set of extensions were fabricated and attached.

Orchardists, nurserymen and hop growers share something in common – they want to get spray to the top of a tall plant canopy with as little waste as possible. The tops of trees, for example, are a primary site of infection as they filter spores from the air, so fungicide coverage is critical. Spraying the […]

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Air-Assist Booms

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

Air-assisted boom sprayers have been around since the 80s (likely longer). They’re prevalent in Europe but are not common in North America. Some vegetable and berry growers use them, but few if any field croppers. This is most likely because most air-assisted sprayers are trailed. Trailed sprayers don’t have the high clearance or boom stability […]

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