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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Selecting a Field Sprayer Nozzle

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 […]

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What’s my Spray Quality, in 3 Simple Steps

The introduction of dicamba and 2,4-D tolerance traits in corn and soybeans will be accompanied by an unprecedented emphasis on spray drift management by the registrants. We’ve already seen promotion of low-drift nozzles at field days as well as websites dedicated to product stewardship. In addition, product label statements for 2,4-D choline and the new […]

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Spray Quality and Volume Matrix

We often write about how valuable water sensitive paper can be to visualize and assess the coverage we’re getting from a specific application method.  A handy reference is this matrix that combines both factors.  Print it and use it in the field to compare what your application method is doing to these relative standards.  On average, […]

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Fungicide Application Basics

Fungicide use appears to be the fastest growing segment of North American crop protection.  Here is some advice on how to get the best bang for the buck. Timing is the most important part of fungicide application. Diseases can develop and spread quickly.  Most fungicides cannot cure a disease infection, they can only protect against […]

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