Nozzle Choice in Vegetable Crops – an Australian Perspective

Editor’s Note: Any brand-specific references or recommendations in this article are based on the author’s experience. Sprayers101 endeavours to preserve brand independence and impartiality to best serve our readers. During my many years of work in the Australian vegetable and horticultural industry, I am continually asked: Q. What is the best spray unit to use? […]

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Humility in the Face of History – The Vermorel Nozzle

It’s a rainy Friday in 2017 and I decided to deal with the articles, factsheets, manuals and other sprayer-related documents that have been piling up on my desk for a year. My filing strategy is based on some advice I got from Dr. Bernard Panneton (Application Tech Guru) back in 2009. He said to read […]

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Question of the Week: Fine Sprays for Fungicides?

The following question arrived from one of our prairie clients last week: “A retailer is promoting the use of hollow cone nozzles to be used on field sprayers (20” spacing) to apply fungicides which he claims out-perform any regular and twin fan tips. Claims: create an extra fine droplet for maximum coverage on the canopy […]

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How Do Hydraulic Low-Drift Nozzles Work?

Low drift nozzles have become the standard way to apply pesticides from a boom sprayer. In order to use them properly, we need to understand how they are designed and how they are intended to work. Sprayer nozzles have three functions on a sprayer. Metering flow Atomizing liquid Distributing liquid uniformly Accurate metering of the […]

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Clean Your Nozzles

When operators winterize their sprayers, they should remove all the tips and store them separately. Many store them in large pails with lids. Calibrating the sprayer just prior to winterizing will indicate if the nozzles should be stored, or replaced. Let’s assume the tips are still within 5% of the average output, and 5% of the manufacturer’s pressure […]

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