Assessing Airblast Coverage

This article describes a method for assessing airblast sprayer coverage based on a protocol developed by Dr. David Manktelow (Applied Research and Technologies Ltd., NZ). It was co-written with David Manktelow and Mark Ledebuhr (Application Insight, LLC, USA). Why assess coverage? Airblast sprayer configuration can require a lot of guesswork. There’s too much time between […]

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What do European Sprayers Bring to the North American Market?

We discuss what sets the European sprayer designs apart, with examples of overall dimensions, engine and wheel sizes, as well as tanks, booms, plumbing features. European sprayers offer similar or greater capacity compared to North American models with lighter weights and innovative designs. […]

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Remove and scrub your filters

This article was co-developed by Mike Cowbrough, OMAFRA Weed Management Specialist in Field Crops Why scrub filters? Why do we ask you to manually scrub residue from sprayer filters and housings before changing chemistries? Here are three reasons why rinsing in-place may not be good enough: There is potential for biologically-active levels of residue to […]

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Airblast Agitation and Filling

Note the two paddles set at 90° to one another on the mechanical agitation shaft in this very cool “cutaway” Turbomist sprayer.

Agricultural products are formulated to be as emulsifiable as possible, but many do not mix well in water. They contain elements that do not dissolve (e.g. wettable powders), or they may be petroleum distillates (e.g. emulsifiable concentrates). Other products are heavier than water and form precipitates (e.g. fertilizers and powdered metals like copper). Consequently, good […]

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