Welcome to Sprayers 101

Welcome to Sprayers 101

Sprayers 101 is a non-profit resource describing best practices in safe, efficient and effective agricultural spraying. The site is based in Canada with content freely contributed by international authors. Browse our library of articles, videos, presentations, apps, calculators, tables and ePubs.

Jason (@Spray_Guy) and Tom (@Nozzle_Guy)

Our most recent articles:

  • Clean Your Nozzles

    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 each tip flow rate is within 5% of the average output and no more than 5% […]

    Read More… from Clean Your Nozzles

  • Spray Drift Basics

    Spray Drift Basics

    This article is intended as a basic overview of what pesticide spray drift is and how to avoid it. If you want a more in-depth study of the physics of drift, head over here. Defining Drift Pesticide spray drift is the aerial movement, and unintentional deposit, of pesticide outside the target area. Aside from being […]

    Read More… from Spray Drift Basics

  • Optics on Airblast Sprayers – What they can’t see

    Optics on Airblast Sprayers – What they can’t see

    “Precision agriculture” is many things to many people. In the context of spraying, let’s define it as “detecting and responding to variability”. One example of precision ag is the use of crop-sensing optics to efficiently and accurately direct spray application. This is nothing new to field sprayer operators, but did you know that before Ken […]

    Read More… from Optics on Airblast Sprayers – What they can’t see

You might also like:

  • Off-Label Spraying: A Lose-Lose Situation

    Off-Label Spraying: A Lose-Lose Situation

    Submitted by Dustin Morton, Commercial Horticulture Specialist with Alberta Agriculture and Forestry. Horticultural chemicals and pesticides often have the dubious distinction of being more expensive than their field crop cousins. In order to reduce costs, growers may sometimes buy and use chemicals which have the same active ingredient, but are not registered for the crop […]

    Read More… from Off-Label Spraying: A Lose-Lose Situation

  • Debunking Sprayer Myths

    Debunking Sprayer Myths

    Reproduced from an article written by Angela Lovell for Grainews, 2014 “The fundamental challenge of spraying is that it’s a compromise game,” said Tom Wolf of Agrimetrix Research and Training. “As operators and advisors we need to always balance the opposite needs of coverage, efficacy and drift.” Wolf, in a presentation at the recent Manitoba […]

    Read More… from Debunking Sprayer Myths

  • Four Rules of Nozzle Selection

    Four Rules of Nozzle Selection

    Nozzle choice can be overwhelming due to the large selection available from many suppliers.  But nozzles are the most important part of the sprayer, being responsible for metering the liquid, atomizing it into droplets, and distributing it across the boom. Review this list for what’s available, then follow these general recommendations. 1. Choose a Coarse […]

    Read More… from Four Rules of Nozzle Selection