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 […]
Read More… from Question of the Week: Fine Sprays for Fungicides?
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 […]
This article is reproduced, with permission, from Ohio State University Extension’s factsheet FABE-528. Although nozzles are some of the least expensive components of a sprayer, they hold a high value in their ability to influence sprayer performance. Nozzles meter the amount of liquid sprayed per unit area, controlling application rate, as well as variability of spray over the width of […]
Calibrating a boom sprayer is not as difficult as it sounds. There are several ways to calibrate a sprayer. Regardless of which method you choose, it usually doesn’t take more than 30 minutes, and only three things are needed: a timer (or watch or smart phones) showing seconds, a measuring tape, and a jar graduated […]
This article was written by Tom Wolf for “PEI Potato News Magazine”, a publication of the Prince Edward Island Potato Board (http://peipotato.org/). It is reprinted with permission. PEI Potato News Magazine “Should I be using low-drift nozzles?” It seems like a simple question with an obvious answer. We all want to reduce spray drift, and […]