Sprayer Calibration

Learn about sprayer calibration to ensure safe, timely delivery of an effective, uniform dose of product to a target area. Calibrations, like milk, expire. Always match the crop and weather. Any sprayer properly calibrated can be effective and efficient.

Calibration is one of the most important aspects of spray application as it will ensure that the proper rate is applied, reduce off-target drift and improve efficacy of the product.

This Factsheet describes a simple and effective method for calibrating an airblast sprayer, with clear terminology and equally clear reasons for calibrating regularly. 

Prepared By: Ken Sapsford, P.Ag.  
Ministry of Agriculture, Food and Fisheries