What is a "spray pattern," and why is it important?

A "spray pattern" refers to the distribution of droplets on the target surfaces during the application of pesticides. This concept is crucial in aerial application because it directly affects the effectiveness of the pesticide being applied. A well-defined and accurately distributed spray pattern ensures that the pesticide reaches the intended areas and targets the pests or plants effectively, maximizing coverage while minimizing waste and environmental impact.

Understanding the spray pattern also allows aerial applicators to adjust their techniques, such as altitude, speed, and nozzle type, to achieve the optimal droplet size and distribution. This is important for ensuring adequate coverage and avoiding issues such as drift, where the pesticide ends up in non-target areas, potentially causing harm to beneficial organisms or the surrounding environment. Overall, a proper spray pattern is key to efficient and responsible pesticide application, directly influencing both efficacy and safety.