What is the correct nozzle color for medium droplets?

Study for the Iowa Aerial Applicator Category 11 Exam. Utilize flashcards and multiple-choice questions with detailed explanations. Ace your exam!

The nozzle color indicating medium droplets is orange. Nozzle colors help indicate the droplet size produced by that nozzle, which is crucial for effective and safe pesticide application. Each color corresponds to a specific droplet size category as follows:

  • Orange nozzles are designed to produce medium-sized droplets, which typically range from 200 to 400 microns in diameter. This droplet size is generally suitable for most aerial applications because it provides a balance between coverage and drift potential.

When applied from the air, medium droplets can effectively deposit pesticides on the target area while minimizing the risk of off-target movement due to wind, which is a common concern with smaller droplets.

Other colors denote different droplet sizes: yellow nozzles produce small droplets which can increase drift risk; purple nozzles are generally used for very fine droplets suitable for specific applications; and red nozzles are typically associated with larger droplets. Understanding these color codes allows applicators to choose the appropriate nozzle for their specific application needs, ensuring efficacy while adhering to safety guidelines.

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