Spray Quality – Tips with Tom #7

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About Jason Deveau (Spray_Guy)

Dr. Jason Deveau (@spray_guy) has been the OMAFRA Application Technology Specialist since '08. He researches and teaches methods to improve the safe, effective and efficient application of agricultural inputs in specialty crops, field crops and controlled environments. He is the co-administrator of Sprayers101, co-author of the Airblast101 Textbook, a slow cyclist and a slower runner.

See all posts by Jason Deveau (Spray_Guy).

One of the greatest threats to lost return and non-target plant damage in spraying is drift. Spray applicators have to be conscious of all kinds of factors that affect the risk of drift, including wind speed, boom height, potential inversions and, of course, spray quality.

Tom Wolf zeroes in on spray quality, explaining what it means and how a given nozzle is categorized. Wolf also suggests which categories of quality (from Very Fine to Ultra Course) should rarely be considered in agricultural applications, and where spray applicators can find information to aid in one aspect of the crucial decision making process surrounding spraying.