Calibration & Air Adjustment Articles

In June, 2014, I was invited to Durocher Farm in New Hampshire to see their new airblast sprayer. In years previous, spotted-wing drosophila was a significant pest in this two acre high bush blueberry planting. Since purchasing their new sprayer, they haven’t had any ...Read More

Spring always brings renewed interest in sprayer calibration. This is good, because a well-maintained and calibrated sprayer will protect crops more effectively and efficiently, as well as reduce the potential for off-target drift and point source contamination. Presently, there is no nationally-recognized standard for sprayer ...Read More

This is part one of a two part article on how to optimize the match between the sprayer air and the target canopy. For a more fulsome description of the process, consult chapters 3, 9, 10, and 11 of Airblast101. Why is air so ...Read More

It was Saturday morning in April, 2016 when I received an email from Steven Bierlink, an orchardist in Washington State. He was curious about the impact of air induction nozzles on lime-sulphur applications (intended to thin apple blossoms). Work-life balance notwithstanding, I happily grabbed ...Read More