Does Higher Pressure Increase Spray Penetration?

A very common question we hear at sprayer demonstrations is: “I want to drive the spray deeper into the canopy – does higher pressure help?” Well, here’s the classic government answer: “…yes and no.” It depends on two things. First, the size of the droplet and second, your tolerance for drift (ours is almost zero, […]

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Spray Equipment From the 2016 Great Lakes EXPO

Michigan’s Great Lakes EXPO is a massive horticultural convention that draws international speakers and more than 4,000 attendees to Grand Rapids every December. Like any large agricultural conference, it can be challenging to run back and forth between lecture rooms to hear key presentations. And, of course, there is always disappointment when you have to […]

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How to Confirm Coverage with Water-Sensitive Paper

It’s nearing the end of a long morning of spraying and you just want to get it done.As the tank empties and you watch the last of the spray cloud waft through the row, you’re thinking about rinsing out and moving on… but did the spray land where you wanted? How do you really know […]

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The Sprayer Operator

Spray application is one of the most important activities regularly done in any crop operation. It can also be one of the most expensive and time-consuming. Integrated Pest Management (IPM) is a multi-step process that helps sprayer operators make informed choices about when and what to spray. But, the decision to spray is not the end […]

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Evaluating an Anti-Drift Adjuvant in an Airblast Sprayer

Most pesticides are either pre-formulated with the required adjuvants, or the label specifies their addition. However, compelling claims by manufacturers create interest in tank mixing additional adjuvants to improve some aspect of pesticide performance. In a previous article we advised caution when using adjuvants in airblast sprayers (see here). Specifically, we stated that unless an adjuvant has been tested with airblast equipment, […]

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